X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fost%2Fost_handler.c;h=d8fcccb88772b069419e8abf32b1e4b871ff0225;hp=e039671ec47f539fbb132bf1021035a2ae275382;hb=a6db2409b0282b0a0e44d5d4e6eeb154b5c62dff;hpb=8ea6a840e00e40220ab769ec329e10f0ad190c09 diff --git a/lustre/ost/ost_handler.c b/lustre/ost/ost_handler.c index e039671..d8fcccb 100644 --- a/lustre/ost/ost_handler.c +++ b/lustre/ost/ost_handler.c @@ -1,6 +1,4 @@ -/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- - * vim:expandtab:shiftwidth=8:tabstop=8: - * +/* * GPL HEADER START * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. @@ -28,6 +26,8 @@ /* * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. + * + * Copyright (c) 2011, 2012, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -39,9 +39,6 @@ * Author: Phil Schwan */ -#ifndef EXPORT_SYMTAB -# define EXPORT_SYMTAB -#endif #define DEBUG_SUBSYSTEM S_OST #include @@ -54,8 +51,8 @@ #include #include #include -#include #include "ost_internal.h" +#include static int oss_num_threads; CFS_MODULE_PARM(oss_num_threads, "i", int, 0444, @@ -69,6 +66,23 @@ static int oss_num_create_threads; CFS_MODULE_PARM(oss_num_create_threads, "i", int, 0444, "number of OSS create threads to start"); +static char *oss_cpts; +CFS_MODULE_PARM(oss_cpts, "s", charp, 0444, + "CPU partitions OSS threads should run on"); + +static char *oss_io_cpts; +CFS_MODULE_PARM(oss_io_cpts, "s", charp, 0444, + "CPU partitions OSS IO threads should run on"); + +/* + * this page is allocated statically when module is initializing + * it is used to simulate data corruptions, see ost_checksum_bulk() + * for details. as the original pages provided by the layers below + * can be remain in the internal cache, we do not want to modify + * them. + */ +static struct page *ost_page_to_corrupt = NULL; + /** * Do not return server-side uid/gid to remote client */ @@ -83,23 +97,21 @@ static void ost_drop_id(struct obd_export *exp, struct obdo *oa) /** * Validate oa from client. - * 1. If the request comes from 1.8 clients, it will reset o_seq with MDT0. - * 2. If the request comes from 2.0 clients, currently only RSVD seq and IDIF - * req are valid. - * a. for single MDS seq = FID_SEQ_OST_MDT0, - * b. for CMD, seq = FID_SEQ_OST_MDT0, FID_SEQ_OST_MDT1 - FID_SEQ_OST_MAX + * If the request comes from 2.0 clients, currently only RSVD seq and IDIF + * req are valid. + * a. for single MDS seq = FID_SEQ_OST_MDT0, + * b. for CMD, seq = FID_SEQ_OST_MDT0, FID_SEQ_OST_MDT1 - FID_SEQ_OST_MAX */ static int ost_validate_obdo(struct obd_export *exp, struct obdo *oa, struct obd_ioobj *ioobj) { - if (oa != NULL && (!(oa->o_valid & OBD_MD_FLGROUP) || - !(exp->exp_connect_flags & OBD_CONNECT_FULL20))) { + if (oa != NULL && !(oa->o_valid & OBD_MD_FLGROUP)) { oa->o_seq = FID_SEQ_OST_MDT0; if (ioobj) ioobj->ioo_seq = FID_SEQ_OST_MDT0; /* remove fid_seq_is_rsvd() after FID-on-OST allows SEQ > 9 */ - } else if (oa == NULL || - !(fid_seq_is_rsvd(oa->o_seq) || fid_seq_is_idif(oa->o_seq))) { + } else if (oa == NULL || !(fid_seq_is_rsvd(oa->o_seq) || + fid_seq_is_mdt0(oa->o_seq))) { CERROR("%s: client %s sent invalid object "POSTID"\n", exp->exp_obd->obd_name, obd_export_nid2str(exp), oa ? oa->o_id : -1, oa ? oa->o_seq : -1); @@ -189,7 +201,8 @@ static int ost_destroy(struct obd_export *exp, struct ptlrpc_request *req, memcpy(&repbody->oa, &body->oa, sizeof(body->oa)); /* Do the destroy and set the reply status accordingly */ - req->rq_status = obd_destroy(exp, &body->oa, NULL, oti, NULL, capa); + req->rq_status = obd_destroy(req->rq_svc_thread->t_env, exp, + &repbody->oa, NULL, oti, NULL, capa); RETURN(0); } @@ -199,7 +212,7 @@ static int ost_destroy(struct obd_export *exp, struct ptlrpc_request *req, */ static int ost_lock_get(struct obd_export *exp, struct obdo *oa, __u64 start, __u64 count, struct lustre_handle *lh, - int mode, int flags) + int mode, __u64 flags) { struct ldlm_res_id res_id; ldlm_policy_data_t policy; @@ -233,7 +246,8 @@ static int ost_lock_get(struct obd_export *exp, struct obdo *oa, RETURN(ldlm_cli_enqueue_local(exp->exp_obd->obd_namespace, &res_id, LDLM_EXTENT, &policy, mode, &flags, ldlm_blocking_ast, ldlm_completion_ast, - ldlm_glimpse_ast, NULL, 0, NULL, lh)); + ldlm_glimpse_ast, NULL, 0, LVB_T_NONE, + NULL, lh)); } /* Helper function: release lock, if any. */ @@ -263,39 +277,40 @@ static int ost_getattr(struct obd_export *exp, struct ptlrpc_request *req) if (rc) RETURN(rc); - rc = req_capsule_server_pack(&req->rq_pill); - if (rc) - RETURN(rc); - - rc = ost_lock_get(exp, &body->oa, 0, OBD_OBJECT_EOF, &lh, LCK_PR, 0); - if (rc) - RETURN(rc); - if (body->oa.o_valid & OBD_MD_FLOSSCAPA) { capa = req_capsule_client_get(&req->rq_pill, &RMF_CAPA1); if (capa == NULL) { CERROR("Missing capability for OST GETATTR"); - RETURN (-EFAULT); + RETURN(-EFAULT); } } + rc = req_capsule_server_pack(&req->rq_pill); + if (rc) + RETURN(rc); + + repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); + repbody->oa = body->oa; + + rc = ost_lock_get(exp, &repbody->oa, 0, OBD_OBJECT_EOF, &lh, LCK_PR, 0); + if (rc) + RETURN(rc); + OBD_ALLOC_PTR(oinfo); if (!oinfo) - RETURN(-ENOMEM); - oinfo->oi_oa = &body->oa; + GOTO(unlock, rc = -ENOMEM); + oinfo->oi_oa = &repbody->oa; oinfo->oi_capa = capa; - req->rq_status = obd_getattr(exp, oinfo); + req->rq_status = obd_getattr(req->rq_svc_thread->t_env, exp, oinfo); OBD_FREE_PTR(oinfo); - repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); - repbody->oa = body->oa; + ost_drop_id(exp, &repbody->oa); +unlock: ost_lock_put(exp, &lh, LCK_PR); - - ost_drop_id(exp, &repbody->oa); - RETURN(0); + RETURN(rc); } static int ost_statfs(struct ptlrpc_request *req) @@ -310,12 +325,16 @@ static int ost_statfs(struct ptlrpc_request *req) osfs = req_capsule_server_get(&req->rq_pill, &RMF_OBD_STATFS); - req->rq_status = obd_statfs(req->rq_export->exp_obd, osfs, + req->rq_status = obd_statfs(req->rq_svc_thread->t_env, req->rq_export, + osfs, cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS), 0); if (req->rq_status != 0) CERROR("ost: statfs failed: rc %d\n", req->rq_status); + if (OBD_FAIL_CHECK(OBD_FAIL_OST_STATFS_EINPROGRESS)) + req->rq_status = -EINPROGRESS; + RETURN(0); } @@ -342,7 +361,8 @@ static int ost_create(struct obd_export *exp, struct ptlrpc_request *req, repbody->oa = body->oa; oti->oti_logcookies = &body->oa.o_lcookie; - req->rq_status = obd_create(exp, &repbody->oa, NULL, oti); + req->rq_status = obd_create(req->rq_svc_thread->t_env, exp, + &repbody->oa, NULL, oti); //obd_log_cancel(conn, NULL, 1, oti->oti_logcookies, 0); RETURN(0); } @@ -351,8 +371,9 @@ static int ost_punch(struct obd_export *exp, struct ptlrpc_request *req, struct obd_trans_info *oti) { struct ost_body *body, *repbody; - int rc, flags = 0; + __u64 flags = 0; struct lustre_handle lh = {0,}; + int rc; ENTRY; /* check that we do support OBD_CONNECT_TRUNCLOCK. */ @@ -379,50 +400,55 @@ static int ost_punch(struct obd_export *exp, struct ptlrpc_request *req, if (body->oa.o_size == 0) flags |= LDLM_AST_DISCARD_DATA; - rc = ost_lock_get(exp, &body->oa, body->oa.o_size, body->oa.o_blocks, - &lh, LCK_PW, flags); + repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); + repbody->oa = body->oa; + + rc = ost_lock_get(exp, &repbody->oa, repbody->oa.o_size, + repbody->oa.o_blocks, &lh, LCK_PW, flags); if (rc == 0) { struct obd_info *oinfo; struct lustre_capa *capa = NULL; - if (body->oa.o_valid & OBD_MD_FLFLAGS && - body->oa.o_flags == OBD_FL_SRVLOCK) + if (repbody->oa.o_valid & OBD_MD_FLFLAGS && + repbody->oa.o_flags == OBD_FL_SRVLOCK) /* * If OBD_FL_SRVLOCK is the only bit set in * ->o_flags, clear OBD_MD_FLFLAGS to avoid falling * through filter_setattr() to filter_iocontrol(). */ - body->oa.o_valid &= ~OBD_MD_FLFLAGS; + repbody->oa.o_valid &= ~OBD_MD_FLFLAGS; - if (body->oa.o_valid & OBD_MD_FLOSSCAPA) { + if (repbody->oa.o_valid & OBD_MD_FLOSSCAPA) { capa = req_capsule_client_get(&req->rq_pill, &RMF_CAPA1); if (capa == NULL) { CERROR("Missing capability for OST PUNCH"); - RETURN (-EFAULT); + GOTO(unlock, rc = -EFAULT); } } OBD_ALLOC_PTR(oinfo); if (!oinfo) - RETURN(-ENOMEM); - oinfo->oi_oa = &body->oa; + GOTO(unlock, rc = -ENOMEM); + oinfo->oi_oa = &repbody->oa; oinfo->oi_policy.l_extent.start = oinfo->oi_oa->o_size; oinfo->oi_policy.l_extent.end = oinfo->oi_oa->o_blocks; oinfo->oi_capa = capa; + oinfo->oi_flags = OBD_FL_PUNCH; - req->rq_status = obd_punch(exp, oinfo, oti, NULL); + req->rq_status = obd_punch(req->rq_svc_thread->t_env, exp, + oinfo, oti, NULL); OBD_FREE_PTR(oinfo); +unlock: ost_lock_put(exp, &lh, LCK_PW); } - repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); - repbody->oa = body->oa; ost_drop_id(exp, &repbody->oa); RETURN(rc); } -static int ost_sync(struct obd_export *exp, struct ptlrpc_request *req) +static int ost_sync(struct obd_export *exp, struct ptlrpc_request *req, + struct obd_trans_info *oti) { struct ost_body *body, *repbody; struct obd_info *oinfo; @@ -450,18 +476,21 @@ static int ost_sync(struct obd_export *exp, struct ptlrpc_request *req) if (rc) RETURN(rc); + repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); + repbody->oa = body->oa; + OBD_ALLOC_PTR(oinfo); if (!oinfo) RETURN(-ENOMEM); - oinfo->oi_oa = &body->oa; + oinfo->oi_oa = &repbody->oa; oinfo->oi_capa = capa; - req->rq_status = obd_sync(exp, oinfo, body->oa.o_size, - body->oa.o_blocks, NULL); + oinfo->oi_jobid = oti->oti_jobid; + req->rq_status = obd_sync(req->rq_svc_thread->t_env, exp, oinfo, + repbody->oa.o_size, repbody->oa.o_blocks, + NULL); OBD_FREE_PTR(oinfo); - repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); - repbody->oa = body->oa; ost_drop_id(exp, &repbody->oa); RETURN(0); } @@ -495,69 +524,101 @@ static int ost_setattr(struct obd_export *exp, struct ptlrpc_request *req, } } + repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); + repbody->oa = body->oa; + OBD_ALLOC_PTR(oinfo); if (!oinfo) RETURN(-ENOMEM); - oinfo->oi_oa = &body->oa; + oinfo->oi_oa = &repbody->oa; oinfo->oi_capa = capa; - req->rq_status = obd_setattr(exp, oinfo, oti); + req->rq_status = obd_setattr(req->rq_svc_thread->t_env, exp, oinfo, + oti); OBD_FREE_PTR(oinfo); - repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); - repbody->oa = body->oa; ost_drop_id(exp, &repbody->oa); RETURN(0); } -static int ost_bulk_timeout(void *data) -{ - ENTRY; - /* We don't fail the connection here, because having the export - * killed makes the (vital) call to commitrw very sad. - */ - RETURN(1); -} - static __u32 ost_checksum_bulk(struct ptlrpc_bulk_desc *desc, int opc, - cksum_type_t cksum_type) + cksum_type_t cksum_type) { - __u32 cksum; - int i; - - cksum = init_checksum(cksum_type); - for (i = 0; i < desc->bd_iov_count; i++) { - struct page *page = desc->bd_iov[i].kiov_page; - int off = desc->bd_iov[i].kiov_offset & ~CFS_PAGE_MASK; - char *ptr = kmap(page) + off; - int len = desc->bd_iov[i].kiov_len; - - /* corrupt the data before we compute the checksum, to - * simulate a client->OST data error */ - if (i == 0 && opc == OST_WRITE && - OBD_FAIL_CHECK(OBD_FAIL_OST_CHECKSUM_RECEIVE)) - memcpy(ptr, "bad3", min(4, len)); - cksum = compute_checksum(cksum, ptr, len, cksum_type); - /* corrupt the data after we compute the checksum, to - * simulate an OST->client data error */ - if (i == 0 && opc == OST_READ && - OBD_FAIL_CHECK(OBD_FAIL_OST_CHECKSUM_SEND)) { - memcpy(ptr, "bad4", min(4, len)); - /* nobody should use corrupted page again */ - ClearPageUptodate(page); - } - kunmap(page); - } - - return cksum; + struct cfs_crypto_hash_desc *hdesc; + unsigned int bufsize; + int i, err; + unsigned char cfs_alg = cksum_obd2cfs(cksum_type); + __u32 cksum; + + hdesc = cfs_crypto_hash_init(cfs_alg, NULL, 0); + if (IS_ERR(hdesc)) { + CERROR("Unable to initialize checksum hash %s\n", + cfs_crypto_hash_name(cfs_alg)); + return PTR_ERR(hdesc); + } + CDEBUG(D_INFO, "Checksum for algo %s\n", cfs_crypto_hash_name(cfs_alg)); + for (i = 0; i < desc->bd_iov_count; i++) { + + /* corrupt the data before we compute the checksum, to + * simulate a client->OST data error */ + if (i == 0 && opc == OST_WRITE && + OBD_FAIL_CHECK(OBD_FAIL_OST_CHECKSUM_RECEIVE)) { + int off = desc->bd_iov[i].kiov_offset & ~CFS_PAGE_MASK; + int len = desc->bd_iov[i].kiov_len; + struct page *np = ost_page_to_corrupt; + char *ptr = kmap(desc->bd_iov[i].kiov_page) + off; + + if (np) { + char *ptr2 = kmap(np) + off; + + memcpy(ptr2, ptr, len); + memcpy(ptr2, "bad3", min(4, len)); + kunmap(np); + desc->bd_iov[i].kiov_page = np; + } else { + CERROR("can't alloc page for corruption\n"); + } + } + cfs_crypto_hash_update_page(hdesc, desc->bd_iov[i].kiov_page, + desc->bd_iov[i].kiov_offset & ~CFS_PAGE_MASK, + desc->bd_iov[i].kiov_len); + + /* corrupt the data after we compute the checksum, to + * simulate an OST->client data error */ + if (i == 0 && opc == OST_READ && + OBD_FAIL_CHECK(OBD_FAIL_OST_CHECKSUM_SEND)) { + int off = desc->bd_iov[i].kiov_offset & ~CFS_PAGE_MASK; + int len = desc->bd_iov[i].kiov_len; + struct page *np = ost_page_to_corrupt; + char *ptr = kmap(desc->bd_iov[i].kiov_page) + off; + + if (np) { + char *ptr2 = kmap(np) + off; + + memcpy(ptr2, ptr, len); + memcpy(ptr2, "bad4", min(4, len)); + kunmap(np); + desc->bd_iov[i].kiov_page = np; + } else { + CERROR("can't alloc page for corruption\n"); + } + } + } + + bufsize = 4; + err = cfs_crypto_hash_final(hdesc, (unsigned char *)&cksum, &bufsize); + if (err) + cfs_crypto_hash_final(hdesc, NULL, NULL); + + return cksum; } static int ost_brw_lock_get(int mode, struct obd_export *exp, struct obd_ioobj *obj, struct niobuf_remote *nb, struct lustre_handle *lh) { - int flags = 0; + __u64 flags = 0; int nrbufs = obj->ioo_bufcnt; struct ldlm_res_id res_id; ldlm_policy_data_t policy; @@ -583,7 +644,8 @@ static int ost_brw_lock_get(int mode, struct obd_export *exp, RETURN(ldlm_cli_enqueue_local(exp->exp_obd->obd_namespace, &res_id, LDLM_EXTENT, &policy, mode, &flags, ldlm_blocking_ast, ldlm_completion_ast, - ldlm_glimpse_ast, NULL, 0, NULL, lh)); + ldlm_glimpse_ast, NULL, 0, LVB_T_NONE, + NULL, lh)); } static void ost_brw_lock_put(int mode, @@ -599,124 +661,6 @@ static void ost_brw_lock_put(int mode, EXIT; } -struct ost_prolong_data { - struct obd_export *opd_exp; - ldlm_policy_data_t opd_policy; - struct obdo *opd_oa; - ldlm_mode_t opd_mode; - int opd_lock_match; - int opd_timeout; -}; - -static int ost_prolong_locks_iter(struct ldlm_lock *lock, void *data) -{ - struct ost_prolong_data *opd = data; - - LASSERT(lock->l_resource->lr_type == LDLM_EXTENT); - - if (lock->l_req_mode != lock->l_granted_mode) { - /* scan granted locks only */ - return LDLM_ITER_STOP; - } - - if (lock->l_export != opd->opd_exp) { - /* prolong locks only for given client */ - return LDLM_ITER_CONTINUE; - } - - if (!(lock->l_granted_mode & opd->opd_mode)) { - /* we aren't interesting in all type of locks */ - return LDLM_ITER_CONTINUE; - } - - if (lock->l_policy_data.l_extent.end < opd->opd_policy.l_extent.start || - lock->l_policy_data.l_extent.start > opd->opd_policy.l_extent.end) { - /* the request doesn't cross the lock, skip it */ - return LDLM_ITER_CONTINUE; - } - - /* Fill the obdo with the matched lock handle. - * XXX: it is possible in some cases the IO RPC is covered by several - * locks, even for the write case, so it may need to be a lock list. */ - if (opd->opd_oa && !(opd->opd_oa->o_valid & OBD_MD_FLHANDLE)) { - opd->opd_oa->o_handle.cookie = lock->l_handle.h_cookie; - opd->opd_oa->o_valid |= OBD_MD_FLHANDLE; - } - - if (!(lock->l_flags & LDLM_FL_AST_SENT)) { - /* ignore locks not being cancelled */ - return LDLM_ITER_CONTINUE; - } - - CDEBUG(D_DLMTRACE,"refresh lock: "LPU64"/"LPU64" ("LPU64"->"LPU64")\n", - lock->l_resource->lr_name.name[0], - lock->l_resource->lr_name.name[1], - opd->opd_policy.l_extent.start, opd->opd_policy.l_extent.end); - /* OK. this is a possible lock the user holds doing I/O - * let's refresh eviction timer for it */ - ldlm_refresh_waiting_lock(lock, opd->opd_timeout); - opd->opd_lock_match = 1; - - return LDLM_ITER_CONTINUE; -} - -static int ost_rw_prolong_locks(struct ptlrpc_request *req, struct obd_ioobj *obj, - struct niobuf_remote *nb, struct obdo *oa, - ldlm_mode_t mode) -{ - struct ldlm_res_id res_id; - int nrbufs = obj->ioo_bufcnt; - struct ost_prolong_data opd = { 0 }; - ENTRY; - - osc_build_res_name(obj->ioo_id, obj->ioo_seq, &res_id); - - opd.opd_mode = mode; - opd.opd_exp = req->rq_export; - opd.opd_policy.l_extent.start = nb[0].offset & CFS_PAGE_MASK; - opd.opd_policy.l_extent.end = (nb[nrbufs - 1].offset + - nb[nrbufs - 1].len - 1) | ~CFS_PAGE_MASK; - - /* prolong locks for the current service time of the corresponding - * portal (= OST_IO_PORTAL) */ - opd.opd_timeout = AT_OFF ? obd_timeout / 2: - max(at_est2timeout(at_get(&req->rq_rqbd-> - rqbd_service->srv_at_estimate)), ldlm_timeout); - - CDEBUG(D_INFO,"refresh locks: "LPU64"/"LPU64" ("LPU64"->"LPU64")\n", - res_id.name[0], res_id.name[1], opd.opd_policy.l_extent.start, - opd.opd_policy.l_extent.end); - - if (oa->o_valid & OBD_MD_FLHANDLE) { - struct ldlm_lock *lock; - - lock = ldlm_handle2lock(&oa->o_handle); - if (lock != NULL) { - ost_prolong_locks_iter(lock, &opd); - if (opd.opd_lock_match) { - LDLM_LOCK_PUT(lock); - RETURN(1); - } - - /* Check if the lock covers the whole IO region, - * otherwise iterate through the resource. */ - if (lock->l_policy_data.l_extent.end >= - opd.opd_policy.l_extent.end && - lock->l_policy_data.l_extent.start <= - opd.opd_policy.l_extent.start) { - LDLM_LOCK_PUT(lock); - RETURN(0); - } - LDLM_LOCK_PUT(lock); - } - } - - opd.opd_oa = oa; - ldlm_resource_iterate(req->rq_export->exp_obd->obd_namespace, &res_id, - ost_prolong_locks_iter, &opd); - RETURN(opd.opd_lock_match); -} - /* Allocate thread local buffers if needed */ static struct ost_thread_local_cache *ost_tls_get(struct ptlrpc_request *r) { @@ -725,7 +669,7 @@ static struct ost_thread_local_cache *ost_tls_get(struct ptlrpc_request *r) /* In normal mode of operation an I/O request is serviced only * by ll_ost_io threads each of them has own tls buffers allocated by - * ost_thread_init(). + * ost_io_thread_init(). * During recovery, an I/O request may be queued until any of the ost * service threads process it. Not necessary it should be one of * ll_ost_io threads. In that case we dynamically allocating tls @@ -848,9 +792,13 @@ static int ost_brw_read(struct ptlrpc_request *req, struct obd_trans_info *oti) GOTO(out_lock, rc = -ETIMEDOUT); } + repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); + memcpy(&repbody->oa, &body->oa, sizeof(repbody->oa)); + npages = OST_THREAD_POOL_SIZE; - rc = obd_preprw(OBD_BRW_READ, exp, &body->oa, 1, ioo, - remote_nb, &npages, local_nb, oti, capa); + rc = obd_preprw(req->rq_svc_thread->t_env, OBD_BRW_READ, exp, + &repbody->oa, 1, ioo, remote_nb, &npages, local_nb, + oti, capa); if (rc != 0) GOTO(out_lock, rc); @@ -859,12 +807,6 @@ static int ost_brw_read(struct ptlrpc_request *req, struct obd_trans_info *oti) if (desc == NULL) GOTO(out_commitrw, rc = -ENOMEM); - if (!lustre_handle_is_used(&lockh)) - /* no needs to try to prolong lock if server is asked - * to handle locking (= OBD_BRW_SRVLOCK) */ - ost_rw_prolong_locks(req, ioo, remote_nb, &body->oa, - LCK_PW | LCK_PR); - nob = 0; for (i = 0; i < npages; i++) { int page_rc = local_nb[i].rc; @@ -877,9 +819,9 @@ static int ost_brw_read(struct ptlrpc_request *req, struct obd_trans_info *oti) nob += page_rc; if (page_rc != 0) { /* some data! */ LASSERT (local_nb[i].page != NULL); - ptlrpc_prep_bulk_page(desc, local_nb[i].page, - local_nb[i].offset & ~CFS_PAGE_MASK, - page_rc); + ptlrpc_prep_bulk_page_nopin(desc, local_nb[i].page, + local_nb[i].lnb_page_offset, + page_rc); } if (page_rc != local_nb[i].len) { /* short read */ @@ -891,113 +833,43 @@ static int ost_brw_read(struct ptlrpc_request *req, struct obd_trans_info *oti) } if (body->oa.o_valid & OBD_MD_FLCKSUM) { - cksum_type_t cksum_type = OBD_CKSUM_CRC32; - - if (body->oa.o_valid & OBD_MD_FLFLAGS) - cksum_type = cksum_type_unpack(body->oa.o_flags); - body->oa.o_flags = cksum_type_pack(cksum_type); - body->oa.o_valid = OBD_MD_FLCKSUM | OBD_MD_FLFLAGS; - body->oa.o_cksum = ost_checksum_bulk(desc, OST_READ, cksum_type); - CDEBUG(D_PAGE,"checksum at read origin: %x\n",body->oa.o_cksum); + cksum_type_t cksum_type = + cksum_type_unpack(repbody->oa.o_valid & OBD_MD_FLFLAGS ? + repbody->oa.o_flags : 0); + repbody->oa.o_flags = cksum_type_pack(cksum_type); + repbody->oa.o_valid = OBD_MD_FLCKSUM | OBD_MD_FLFLAGS; + repbody->oa.o_cksum = ost_checksum_bulk(desc, OST_READ,cksum_type); + CDEBUG(D_PAGE, "checksum at read origin: %x\n", + repbody->oa.o_cksum); } else { - body->oa.o_valid = 0; + repbody->oa.o_valid = 0; } /* We're finishing using body->oa as an input variable */ /* Check if client was evicted while we were doing i/o before touching network */ if (rc == 0) { - /* Check if there is eviction in progress, and if so, wait for - * it to finish */ - if (unlikely(cfs_atomic_read(&exp->exp_obd-> - obd_evict_inprogress))) { - lwi = LWI_INTR(NULL, NULL); - rc = l_wait_event(exp->exp_obd-> - obd_evict_inprogress_waitq, - !cfs_atomic_read(&exp->exp_obd-> - obd_evict_inprogress), - &lwi); - } - /* Check if client was evicted or tried to reconnect already */ - if (exp->exp_failed || exp->exp_abort_active_req) - rc = -ENOTCONN; - else { - rc = sptlrpc_svc_wrap_bulk(req, desc); - if (rc == 0) - rc = ptlrpc_start_bulk_transfer(desc); - } - - if (rc == 0) { - time_t start = cfs_time_current_sec(); - do { - long timeoutl = req->rq_deadline - - cfs_time_current_sec(); - cfs_duration_t timeout = timeoutl <= 0 ? - CFS_TICK : cfs_time_seconds(timeoutl); - lwi = LWI_TIMEOUT_INTERVAL(timeout, - cfs_time_seconds(1), - ost_bulk_timeout, - desc); - rc = l_wait_event(desc->bd_waitq, - !ptlrpc_server_bulk_active(desc) || - exp->exp_failed || - exp->exp_abort_active_req, - &lwi); - LASSERT(rc == 0 || rc == -ETIMEDOUT); - /* Wait again if we changed deadline */ - } while ((rc == -ETIMEDOUT) && - (req->rq_deadline > cfs_time_current_sec())); - - if (rc == -ETIMEDOUT) { - DEBUG_REQ(D_ERROR, req, - "timeout on bulk PUT after %ld%+lds", - req->rq_deadline - start, - cfs_time_current_sec() - - req->rq_deadline); - ptlrpc_abort_bulk(desc); - } else if (exp->exp_failed) { - DEBUG_REQ(D_ERROR, req, "Eviction on bulk PUT"); - rc = -ENOTCONN; - ptlrpc_abort_bulk(desc); - } else if (exp->exp_abort_active_req) { - DEBUG_REQ(D_ERROR, req, "Reconnect on bulk PUT"); - /* we don't reply anyway */ - rc = -ETIMEDOUT; - ptlrpc_abort_bulk(desc); - } else if (!desc->bd_success || - desc->bd_nob_transferred != desc->bd_nob) { - DEBUG_REQ(D_ERROR, req, "%s bulk PUT %d(%d)", - desc->bd_success ? - "truncated" : "network error on", - desc->bd_nob_transferred, - desc->bd_nob); - /* XXX should this be a different errno? */ - rc = -ETIMEDOUT; - } - } else { - DEBUG_REQ(D_ERROR, req, "bulk PUT failed: rc %d", rc); - } + if (likely(!CFS_FAIL_PRECHECK(OBD_FAIL_PTLRPC_CLIENT_BULK_CB2))) + rc = target_bulk_io(exp, desc, &lwi); no_reply = rc != 0; } out_commitrw: /* Must commit after prep above in all cases */ - rc = obd_commitrw(OBD_BRW_READ, exp, &body->oa, 1, ioo, - remote_nb, npages, local_nb, oti, rc); + rc = obd_commitrw(req->rq_svc_thread->t_env, OBD_BRW_READ, exp, + &repbody->oa, 1, ioo, remote_nb, npages, local_nb, + oti, rc); - if (rc == 0) { - repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); - memcpy(&repbody->oa, &body->oa, sizeof(repbody->oa)); + if (rc == 0) ost_drop_id(exp, &repbody->oa); - } out_lock: ost_brw_lock_put(LCK_PR, ioo, remote_nb, &lockh); out_tls: ost_tls_put(req); out_bulk: - if (desc) - ptlrpc_free_bulk(desc); + if (desc && !CFS_FAIL_PRECHECK(OBD_FAIL_PTLRPC_CLIENT_BULK_CB2)) + ptlrpc_free_bulk_nopin(desc); out: LASSERT(rc <= 0); if (rc == 0) { @@ -1013,17 +885,77 @@ out: } else { /* reply out callback would free */ ptlrpc_req_drop_rs(req); - CWARN("%s: ignoring bulk IO comm error with %s@%s id %s - " - "client will retry\n", - exp->exp_obd->obd_name, - exp->exp_client_uuid.uuid, - exp->exp_connection->c_remote_uuid.uuid, - libcfs_id2str(req->rq_peer)); + LCONSOLE_WARN("%s: Bulk IO read error with %s (at %s), " + "client will retry: rc %d\n", + exp->exp_obd->obd_name, + obd_uuid2str(&exp->exp_client_uuid), + obd_export_nid2str(exp), rc); + } + /* send a bulk after reply to simulate a network delay or reordering + * by a router */ + if (unlikely(CFS_FAIL_PRECHECK(OBD_FAIL_PTLRPC_CLIENT_BULK_CB2))) { + cfs_waitq_t waitq; + struct l_wait_info lwi1; + + CDEBUG(D_INFO, "reorder BULK\n"); + cfs_waitq_init(&waitq); + + lwi1 = LWI_TIMEOUT_INTR(cfs_time_seconds(3), NULL, NULL, NULL); + l_wait_event(waitq, 0, &lwi1); + rc = target_bulk_io(exp, desc, &lwi); + ptlrpc_free_bulk_nopin(desc); } RETURN(rc); } +static void ost_warn_on_cksum(struct ptlrpc_request *req, + struct ptlrpc_bulk_desc *desc, + struct niobuf_local *local_nb, int npages, + obd_count client_cksum, obd_count server_cksum, + int mmap) +{ + struct obd_export *exp = req->rq_export; + struct ost_body *body; + char *router; + char *via; + + body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY); + LASSERT (body != NULL); + + if (req->rq_peer.nid == desc->bd_sender) { + via = router = ""; + } else { + via = " via "; + router = libcfs_nid2str(desc->bd_sender); + } + + if (mmap) { + CDEBUG_LIMIT(D_INFO, "client csum %x, server csum %x\n", + client_cksum, server_cksum); + return; + } + + LCONSOLE_ERROR_MSG(0x168, "BAD WRITE CHECKSUM: %s from %s%s%s inode " + DFID" object "LPU64"/"LPU64" extent ["LPU64"-"LPU64 + "]: client csum %x, server csum %x\n", + exp->exp_obd->obd_name, libcfs_id2str(req->rq_peer), + via, router, + body->oa.o_valid & OBD_MD_FLFID ? + body->oa.o_parent_seq : (__u64)0, + body->oa.o_valid & OBD_MD_FLFID ? + body->oa.o_parent_oid : 0, + body->oa.o_valid & OBD_MD_FLFID ? + body->oa.o_parent_ver : 0, + body->oa.o_id, + body->oa.o_valid & OBD_MD_FLGROUP ? + body->oa.o_seq : (__u64)0, + local_nb[0].lnb_file_offset, + local_nb[npages-1].lnb_file_offset + + local_nb[npages-1].len - 1, + client_cksum, server_cksum); +} + static int ost_brw_write(struct ptlrpc_request *req, struct obd_trans_info *oti) { struct ptlrpc_bulk_desc *desc = NULL; @@ -1055,17 +987,6 @@ static int ost_brw_write(struct ptlrpc_request *req, struct obd_trans_info *oti) /* pause before transaction has been started */ OBD_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_BULK, (obd_timeout + 1) / 4); - /* Check if there is eviction in progress, and if so, wait for it to - * finish */ - if (unlikely(cfs_atomic_read(&exp->exp_obd->obd_evict_inprogress))) { - lwi = LWI_INTR(NULL, NULL); // We do not care how long it takes - rc = l_wait_event(exp->exp_obd->obd_evict_inprogress_waitq, - !cfs_atomic_read(&exp->exp_obd->obd_evict_inprogress), - &lwi); - } - if (exp->exp_failed) - GOTO(out, rc = -ENOTCONN); - /* ost_body, ioobj & noibuf_remote are verified and swabbed in * ost_rw_hpreq_check(). */ body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY); @@ -1112,7 +1033,7 @@ static int ost_brw_write(struct ptlrpc_request *req, struct obd_trans_info *oti) rc = req_capsule_server_pack(&req->rq_pill); if (rc != 0) GOTO(out, rc); - OBD_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_PACK, obd_fail_val); + CFS_FAIL_TIMEOUT(OBD_FAIL_OST_BRW_PAUSE_PACK, cfs_fail_val); rcs = req_capsule_server_get(&req->rq_pill, &RMF_RCS); tls = ost_tls_get(req); @@ -1139,11 +1060,6 @@ static int ost_brw_write(struct ptlrpc_request *req, struct obd_trans_info *oti) GOTO(out_lock, rc = -ETIMEDOUT); } - if (!lustre_handle_is_used(&lockh)) - /* no needs to try to prolong lock if server is asked - * to handle locking (= OBD_BRW_SRVLOCK) */ - ost_rw_prolong_locks(req, ioo, remote_nb,&body->oa, LCK_PW); - /* obd_preprw clobbers oa->valid, so save what we need */ if (body->oa.o_valid & OBD_MD_FLCKSUM) { client_cksum = body->oa.o_cksum; @@ -1165,9 +1081,14 @@ static int ost_brw_write(struct ptlrpc_request *req, struct obd_trans_info *oti) o_uid = body->oa.o_uid; o_gid = body->oa.o_gid; } + + repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); + memcpy(&repbody->oa, &body->oa, sizeof(repbody->oa)); + npages = OST_THREAD_POOL_SIZE; - rc = obd_preprw(OBD_BRW_WRITE, exp, &body->oa, objcount, - ioo, remote_nb, &npages, local_nb, oti, capa); + rc = obd_preprw(req->rq_svc_thread->t_env, OBD_BRW_WRITE, exp, + &repbody->oa, objcount, ioo, remote_nb, &npages, + local_nb, oti, capa); if (rc != 0) GOTO(out_lock, rc); @@ -1179,73 +1100,19 @@ static int ost_brw_write(struct ptlrpc_request *req, struct obd_trans_info *oti) /* NB Having prepped, we must commit... */ for (i = 0; i < npages; i++) - ptlrpc_prep_bulk_page(desc, local_nb[i].page, - local_nb[i].offset & ~CFS_PAGE_MASK, - local_nb[i].len); + ptlrpc_prep_bulk_page_nopin(desc, local_nb[i].page, + local_nb[i].lnb_page_offset, + local_nb[i].len); rc = sptlrpc_svc_prep_bulk(req, desc); if (rc != 0) GOTO(out_lock, rc); - /* Check if client was evicted or tried to reconnect while we - * were doing i/o before touching network */ - if (desc->bd_export->exp_failed || - desc->bd_export->exp_abort_active_req) - rc = -ENOTCONN; - else - rc = ptlrpc_start_bulk_transfer(desc); - if (rc == 0) { - time_t start = cfs_time_current_sec(); - do { - long timeoutl = req->rq_deadline - - cfs_time_current_sec(); - cfs_duration_t timeout = timeoutl <= 0 ? - CFS_TICK : cfs_time_seconds(timeoutl); - lwi = LWI_TIMEOUT_INTERVAL(timeout, cfs_time_seconds(1), - ost_bulk_timeout, desc); - rc = l_wait_event(desc->bd_waitq, - !ptlrpc_server_bulk_active(desc) || - desc->bd_export->exp_failed || - desc->bd_export->exp_abort_active_req, - &lwi); - LASSERT(rc == 0 || rc == -ETIMEDOUT); - /* Wait again if we changed deadline */ - } while ((rc == -ETIMEDOUT) && - (req->rq_deadline > cfs_time_current_sec())); - - if (rc == -ETIMEDOUT) { - DEBUG_REQ(D_ERROR, req, - "timeout on bulk GET after %ld%+lds", - req->rq_deadline - start, - cfs_time_current_sec() - - req->rq_deadline); - ptlrpc_abort_bulk(desc); - } else if (desc->bd_export->exp_failed) { - DEBUG_REQ(D_ERROR, req, "Eviction on bulk GET"); - rc = -ENOTCONN; - ptlrpc_abort_bulk(desc); - } else if (desc->bd_export->exp_abort_active_req) { - DEBUG_REQ(D_ERROR, req, "Reconnect on bulk GET"); - /* we don't reply anyway */ - rc = -ETIMEDOUT; - ptlrpc_abort_bulk(desc); - } else if (!desc->bd_success) { - DEBUG_REQ(D_ERROR, req, "network error on bulk GET"); - /* XXX should this be a different errno? */ - rc = -ETIMEDOUT; - } else { - rc = sptlrpc_svc_unwrap_bulk(req, desc); - } - } else { - DEBUG_REQ(D_ERROR, req, "ptlrpc_bulk_get failed: rc %d", rc); - } + rc = target_bulk_io(exp, desc, &lwi); no_reply = rc != 0; skip_transfer: - repbody = req_capsule_server_get(&req->rq_pill, &RMF_OST_BODY); - memcpy(&repbody->oa, &body->oa, sizeof(repbody->oa)); - - if (unlikely(client_cksum != 0 && rc == 0)) { + if (client_cksum != 0 && rc == 0) { static int cksum_counter; repbody->oa.o_valid |= OBD_MD_FLCKSUM | OBD_MD_FLFLAGS; repbody->oa.o_flags &= ~OBD_FL_CKSUM_ALL; @@ -1254,10 +1121,10 @@ skip_transfer: repbody->oa.o_cksum = server_cksum; cksum_counter++; if (unlikely(client_cksum != server_cksum)) { - CDEBUG_LIMIT(mmap ? D_INFO : D_ERROR, - "client csum %x, server csum %x\n", - client_cksum, server_cksum); + ost_warn_on_cksum(req, desc, local_nb, npages, + client_cksum, server_cksum, mmap); cksum_counter = 0; + } else if ((cksum_counter & (-cksum_counter)) == cksum_counter){ CDEBUG(D_INFO, "Checksum %u from %s OK: %x\n", cksum_counter, libcfs_id2str(req->rq_peer), @@ -1266,8 +1133,9 @@ skip_transfer: } /* Must commit after prep above in all cases */ - rc = obd_commitrw(OBD_BRW_WRITE, exp, &repbody->oa, objcount, ioo, - remote_nb, npages, local_nb, oti, rc); + rc = obd_commitrw(req->rq_svc_thread->t_env, OBD_BRW_WRITE, exp, + &repbody->oa, objcount, ioo, remote_nb, npages, + local_nb, oti, rc); if (rc == -ENOTCONN) /* quota acquire process has been given up because * either the client has been evicted or the client @@ -1286,49 +1154,6 @@ skip_transfer: */ repbody->oa.o_valid &= ~(OBD_MD_FLMTIME | OBD_MD_FLATIME); - if (unlikely(client_cksum != server_cksum && rc == 0 && !mmap)) { - int new_cksum = ost_checksum_bulk(desc, OST_WRITE, cksum_type); - char *msg; - char *via; - char *router; - - if (new_cksum == server_cksum) - msg = "changed in transit before arrival at OST"; - else if (new_cksum == client_cksum) - msg = "initial checksum before message complete"; - else - msg = "changed in transit AND after initial checksum"; - - if (req->rq_peer.nid == desc->bd_sender) { - via = router = ""; - } else { - via = " via "; - router = libcfs_nid2str(desc->bd_sender); - } - - LCONSOLE_ERROR_MSG(0x168, "%s: BAD WRITE CHECKSUM: %s from " - "%s%s%s inode "DFID" object " - LPU64"/"LPU64" extent ["LPU64"-"LPU64"]\n", - exp->exp_obd->obd_name, msg, - libcfs_id2str(req->rq_peer), - via, router, - body->oa.o_valid & OBD_MD_FLFID ? - body->oa.o_parent_seq : (__u64)0, - body->oa.o_valid & OBD_MD_FLFID ? - body->oa.o_parent_oid : 0, - body->oa.o_valid & OBD_MD_FLFID ? - body->oa.o_parent_ver : 0, - body->oa.o_id, - body->oa.o_valid & OBD_MD_FLGROUP ? - body->oa.o_seq : (__u64)0, - local_nb[0].offset, - local_nb[npages-1].offset + - local_nb[npages-1].len - 1 ); - CERROR("client csum %x, original server csum %x, " - "server csum now %x\n", - client_cksum, server_cksum, new_cksum); - } - if (rc == 0) { int nob = 0; @@ -1357,7 +1182,7 @@ out_tls: ost_tls_put(req); out_bulk: if (desc) - ptlrpc_free_bulk(desc); + ptlrpc_free_bulk_nopin(desc); out: if (rc == 0) { oti_to_request(oti, req); @@ -1371,12 +1196,11 @@ out: } else { /* reply out callback would free */ ptlrpc_req_drop_rs(req); - CWARN("%s: ignoring bulk IO comm error with %s@%s id %s - " - "client will retry\n", - exp->exp_obd->obd_name, - exp->exp_client_uuid.uuid, - exp->exp_connection->c_remote_uuid.uuid, - libcfs_id2str(req->rq_peer)); + LCONSOLE_WARN("%s: Bulk IO write error with %s (at %s), " + "client will retry: rc %d\n", + exp->exp_obd->obd_name, + obd_uuid2str(&exp->exp_client_uuid), + obd_export_nid2str(exp), rc); } cfs_memory_pressure_clr(); RETURN(rc); @@ -1454,7 +1278,8 @@ static int ost_set_info(struct obd_export *exp, struct ptlrpc_request *req) /* OBD will also check if KEY_IS(KEY_GRANT_SHRINK), and will cast val to * a struct ost_body * value */ - rc = obd_set_info_async(exp, keylen, key, vallen, val, NULL); + rc = obd_set_info_async(req->rq_svc_thread->t_env, exp, keylen, + key, vallen, val, NULL); out: lustre_msg_set_status(req->rq_repmsg, 0); RETURN(rc); @@ -1484,7 +1309,8 @@ static int ost_get_info(struct obd_export *exp, struct ptlrpc_request *req) RETURN(rc); } - rc = obd_get_info(exp, keylen, key, &replylen, NULL, NULL); + rc = obd_get_info(req->rq_svc_thread->t_env, exp, keylen, key, + &replylen, NULL, NULL); if (rc) RETURN(rc); @@ -1500,13 +1326,13 @@ static int ost_get_info(struct obd_export *exp, struct ptlrpc_request *req) RETURN(-ENOMEM); /* call again to fill in the reply buffer */ - rc = obd_get_info(exp, keylen, key, &replylen, reply, NULL); + rc = obd_get_info(req->rq_svc_thread->t_env, exp, keylen, key, + &replylen, reply, NULL); lustre_msg_set_status(req->rq_repmsg, 0); RETURN(rc); } -#ifdef HAVE_QUOTA_SUPPORT static int ost_handle_quotactl(struct ptlrpc_request *req) { struct obd_quotactl *oqctl, *repoqc; @@ -1543,34 +1369,10 @@ static int ost_handle_quotacheck(struct ptlrpc_request *req) if (rc) RETURN(-ENOMEM); - req->rq_status = obd_quotacheck(req->rq_export, oqctl); - RETURN(0); -} - -static int ost_handle_quota_adjust_qunit(struct ptlrpc_request *req) -{ - struct quota_adjust_qunit *oqaq, *repoqa; - struct lustre_quota_ctxt *qctxt; - int rc; - ENTRY; - - qctxt = &req->rq_export->exp_obd->u.obt.obt_qctxt; - oqaq = req_capsule_client_get(&req->rq_pill, &RMF_QUOTA_ADJUST_QUNIT); - if (oqaq == NULL) - GOTO(out, rc = -EPROTO); - - rc = req_capsule_server_pack(&req->rq_pill); - if (rc) - GOTO(out, rc); - - repoqa = req_capsule_server_get(&req->rq_pill, &RMF_QUOTA_ADJUST_QUNIT); - req->rq_status = obd_quota_adjust_qunit(req->rq_export, oqaq, qctxt, NULL); - *repoqa = *oqaq; - - out: - RETURN(rc); + /* deprecated, not used any more */ + req->rq_status = -EOPNOTSUPP; + RETURN(-EOPNOTSUPP); } -#endif static int ost_llog_handle_connect(struct obd_export *exp, struct ptlrpc_request *req) @@ -1584,14 +1386,14 @@ static int ost_llog_handle_connect(struct obd_export *exp, RETURN(rc); } -#define ost_init_sec_none(reply, exp) \ -do { \ - reply->ocd_connect_flags &= ~(OBD_CONNECT_RMT_CLIENT | \ - OBD_CONNECT_RMT_CLIENT_FORCE | \ - OBD_CONNECT_OSS_CAPA); \ - cfs_spin_lock(&exp->exp_lock); \ - exp->exp_connect_flags = reply->ocd_connect_flags; \ - cfs_spin_unlock(&exp->exp_lock); \ +#define ost_init_sec_none(reply, exp) \ +do { \ + reply->ocd_connect_flags &= ~(OBD_CONNECT_RMT_CLIENT | \ + OBD_CONNECT_RMT_CLIENT_FORCE | \ + OBD_CONNECT_OSS_CAPA); \ + spin_lock(&exp->exp_lock); \ + exp->exp_connect_flags = reply->ocd_connect_flags; \ + spin_unlock(&exp->exp_lock); \ } while (0) static int ost_init_sec_level(struct ptlrpc_request *req) @@ -1688,9 +1490,9 @@ static int ost_init_sec_level(struct ptlrpc_request *req) if (!filter->fo_fl_oss_capa) reply->ocd_connect_flags &= ~OBD_CONNECT_OSS_CAPA; - cfs_spin_lock(&exp->exp_lock); - exp->exp_connect_flags = reply->ocd_connect_flags; - cfs_spin_unlock(&exp->exp_lock); + spin_lock(&exp->exp_lock); + exp->exp_connect_flags = reply->ocd_connect_flags; + spin_unlock(&exp->exp_lock); } break; default: @@ -1723,14 +1525,14 @@ static int ost_connect_check_sptlrpc(struct ptlrpc_request *req) } if (exp->exp_flvr.sf_rpc == SPTLRPC_FLVR_INVALID) { - cfs_read_lock(&filter->fo_sptlrpc_lock); - sptlrpc_target_choose_flavor(&filter->fo_sptlrpc_rset, - req->rq_sp_from, - req->rq_peer.nid, - &flvr); - cfs_read_unlock(&filter->fo_sptlrpc_lock); + read_lock(&filter->fo_sptlrpc_lock); + sptlrpc_target_choose_flavor(&filter->fo_sptlrpc_rset, + req->rq_sp_from, + req->rq_peer.nid, + &flvr); + read_unlock(&filter->fo_sptlrpc_lock); - cfs_spin_lock(&exp->exp_lock); + spin_lock(&exp->exp_lock); exp->exp_sp_peer = req->rq_sp_from; exp->exp_flvr = flvr; @@ -1744,7 +1546,7 @@ static int ost_connect_check_sptlrpc(struct ptlrpc_request *req) rc = -EACCES; } - cfs_spin_unlock(&exp->exp_lock); + spin_unlock(&exp->exp_lock); } else { if (exp->exp_sp_peer != req->rq_sp_from) { CERROR("RPC source %s doesn't match %s\n", @@ -1761,52 +1563,59 @@ static int ost_connect_check_sptlrpc(struct ptlrpc_request *req) /* Ensure that data and metadata are synced to the disk when lock is cancelled * (if requested) */ -int ost_blocking_ast(struct ldlm_lock *lock, - struct ldlm_lock_desc *desc, - void *data, int flag) +int ost_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc, + void *data, int flag) { - __u32 sync_lock_cancel = 0; - __u32 len = sizeof(sync_lock_cancel); - int rc = 0; - ENTRY; - - rc = obd_get_info(lock->l_export, sizeof(KEY_SYNC_LOCK_CANCEL), - KEY_SYNC_LOCK_CANCEL, &len, &sync_lock_cancel, NULL); - - if (!rc && flag == LDLM_CB_CANCELING && - (lock->l_granted_mode & (LCK_PW|LCK_GROUP)) && - (sync_lock_cancel == ALWAYS_SYNC_ON_CANCEL || - (sync_lock_cancel == BLOCKING_SYNC_ON_CANCEL && - lock->l_flags & LDLM_FL_CBPENDING))) { - struct obd_info *oinfo; - struct obdo *oa; - int rc; - - OBD_ALLOC_PTR(oinfo); - if (!oinfo) - RETURN(-ENOMEM); - OBDO_ALLOC(oa); - if (!oa) { - OBD_FREE_PTR(oa); - RETURN(-ENOMEM); - } - oa->o_id = lock->l_resource->lr_name.name[0]; - oa->o_seq = lock->l_resource->lr_name.name[1]; - oa->o_valid = OBD_MD_FLID|OBD_MD_FLGROUP; - oinfo->oi_oa = oa; - - rc = obd_sync(lock->l_export, oinfo, - lock->l_policy_data.l_extent.start, - lock->l_policy_data.l_extent.end, NULL); - if (rc) - CERROR("Error %d syncing data on lock cancel\n", rc); - - OBDO_FREE(oa); - OBD_FREE_PTR(oinfo); - } - - rc = ldlm_server_blocking_ast(lock, desc, data, flag); - RETURN(rc); + struct lu_env env; + __u32 sync_lock_cancel = 0; + __u32 len = sizeof(sync_lock_cancel); + int rc = 0; + + ENTRY; + + rc = lu_env_init(&env, LCT_DT_THREAD); + if (unlikely(rc != 0)) + RETURN(rc); + + rc = obd_get_info(&env, lock->l_export, sizeof(KEY_SYNC_LOCK_CANCEL), + KEY_SYNC_LOCK_CANCEL, &len, &sync_lock_cancel, NULL); + if (rc == 0 && flag == LDLM_CB_CANCELING && + (lock->l_granted_mode & (LCK_PW|LCK_GROUP)) && + (sync_lock_cancel == ALWAYS_SYNC_ON_CANCEL || + (sync_lock_cancel == BLOCKING_SYNC_ON_CANCEL && + lock->l_flags & LDLM_FL_CBPENDING))) { + struct obd_info *oinfo; + struct obdo *oa; + int rc; + + OBD_ALLOC_PTR(oinfo); + if (!oinfo) + GOTO(out_env, rc = -ENOMEM); + OBDO_ALLOC(oa); + if (!oa) { + OBD_FREE_PTR(oinfo); + GOTO(out_env, rc = -ENOMEM); + } + oa->o_id = lock->l_resource->lr_name.name[0]; + oa->o_seq = lock->l_resource->lr_name.name[1]; + oa->o_valid = OBD_MD_FLID|OBD_MD_FLGROUP; + oinfo->oi_oa = oa; + oinfo->oi_capa = BYPASS_CAPA; + + rc = obd_sync(&env, lock->l_export, oinfo, + lock->l_policy_data.l_extent.start, + lock->l_policy_data.l_extent.end, NULL); + if (rc) + CERROR("Error %d syncing data on lock cancel\n", rc); + + OBDO_FREE(oa); + OBD_FREE_PTR(oinfo); + } + + rc = ldlm_server_blocking_ast(lock, desc, data, flag); +out_env: + lu_env_fini(&env); + RETURN(rc); } static int ost_filter_recovery_request(struct ptlrpc_request *req, @@ -1831,7 +1640,7 @@ static int ost_filter_recovery_request(struct ptlrpc_request *req, RETURN(0); default: - DEBUG_REQ(D_ERROR, req, "not permitted during recovery"); + DEBUG_REQ(D_WARNING, req, "not permitted during recovery"); *process = -EAGAIN; RETURN(0); } @@ -1855,6 +1664,15 @@ int ost_msg_check_version(struct lustre_msg *msg) lustre_msg_get_version(msg), LUSTRE_OBD_VERSION); break; + case SEQ_QUERY: + /* Note: client always use MDS_VERSION for FID request */ + rc = lustre_msg_check_version(msg, LUSTRE_MDS_VERSION); + if (rc) + CERROR("bad opc %u version %08x, expecting %08x\n", + lustre_msg_get_opc(msg), + lustre_msg_get_version(msg), + LUSTRE_MDS_VERSION); + break; case OST_CREATE: case OST_DESTROY: case OST_GETATTR: @@ -1866,11 +1684,8 @@ int ost_msg_check_version(struct lustre_msg *msg) case OST_SYNC: case OST_SET_INFO: case OST_GET_INFO: -#ifdef HAVE_QUOTA_SUPPORT case OST_QUOTACHECK: case OST_QUOTACTL: - case OST_QUOTA_ADJUST_QUNIT: -#endif rc = lustre_msg_check_version(msg, LUSTRE_OST_VERSION); if (rc) CERROR("bad opc %u version %08x, expecting %08x\n", @@ -1899,6 +1714,10 @@ int ost_msg_check_version(struct lustre_msg *msg) lustre_msg_get_version(msg), LUSTRE_LOG_VERSION); break; + case OST_QUOTA_ADJUST_QUNIT: + rc = -ENOTSUPP; + CERROR("Quota adjust is deprecated as of 2.4.0\n"); + break; default: CERROR("Unexpected opcode %d\n", lustre_msg_get_opc(msg)); rc = -ENOTSUPP; @@ -1906,6 +1725,104 @@ int ost_msg_check_version(struct lustre_msg *msg) return rc; } +struct ost_prolong_data { + struct ptlrpc_request *opd_req; + struct obd_export *opd_exp; + struct obdo *opd_oa; + struct ldlm_res_id opd_resid; + struct ldlm_extent opd_extent; + ldlm_mode_t opd_mode; + unsigned int opd_locks; + int opd_timeout; +}; + +/* prolong locks for the current service time of the corresponding + * portal (= OST_IO_PORTAL) + */ +static inline int prolong_timeout(struct ptlrpc_request *req) +{ + struct ptlrpc_service_part *svcpt = req->rq_rqbd->rqbd_svcpt; + + if (AT_OFF) + return obd_timeout / 2; + + return max(at_est2timeout(at_get(&svcpt->scp_at_estimate)), + ldlm_timeout); +} + +static void ost_prolong_lock_one(struct ost_prolong_data *opd, + struct ldlm_lock *lock) +{ + LASSERT(lock->l_export == opd->opd_exp); + + if (lock->l_destroyed) /* lock already cancelled */ + return; + + /* XXX: never try to grab resource lock here because we're inside + * exp_bl_list_lock; in ldlm_lockd.c to handle waiting list we take + * res lock and then exp_bl_list_lock. */ + + if (!(lock->l_flags & LDLM_FL_AST_SENT)) + /* ignore locks not being cancelled */ + return; + + LDLM_DEBUG(lock, + "refreshed for req x"LPU64" ext("LPU64"->"LPU64") to %ds.\n", + opd->opd_req->rq_xid, opd->opd_extent.start, + opd->opd_extent.end, opd->opd_timeout); + + /* OK. this is a possible lock the user holds doing I/O + * let's refresh eviction timer for it */ + ldlm_refresh_waiting_lock(lock, opd->opd_timeout); + ++opd->opd_locks; +} + +static void ost_prolong_locks(struct ost_prolong_data *data) +{ + struct obd_export *exp = data->opd_exp; + struct obdo *oa = data->opd_oa; + struct ldlm_lock *lock; + ENTRY; + + if (oa->o_valid & OBD_MD_FLHANDLE) { + /* mostly a request should be covered by only one lock, try + * fast path. */ + lock = ldlm_handle2lock(&oa->o_handle); + if (lock != NULL) { + /* Fast path to check if the lock covers the whole IO + * region exclusively. */ + if (lock->l_granted_mode == LCK_PW && + ldlm_extent_contain(&lock->l_policy_data.l_extent, + &data->opd_extent)) { + /* bingo */ + ost_prolong_lock_one(data, lock); + LDLM_LOCK_PUT(lock); + RETURN_EXIT; + } + LDLM_LOCK_PUT(lock); + } + } + + + spin_lock_bh(&exp->exp_bl_list_lock); + cfs_list_for_each_entry(lock, &exp->exp_bl_list, l_exp_list) { + LASSERT(lock->l_flags & LDLM_FL_AST_SENT); + LASSERT(lock->l_resource->lr_type == LDLM_EXTENT); + + if (!ldlm_res_eq(&data->opd_resid, &lock->l_resource->lr_name)) + continue; + + if (!ldlm_extent_overlap(&lock->l_policy_data.l_extent, + &data->opd_extent)) + continue; + + ost_prolong_lock_one(data, lock); + } + spin_unlock_bh(&exp->exp_bl_list_lock); + + EXIT; +} + /** * Returns 1 if the given PTLRPC matches the given LDLM locks, or 0 if it does * not. @@ -1915,61 +1832,35 @@ static int ost_rw_hpreq_lock_match(struct ptlrpc_request *req, { struct niobuf_remote *nb; struct obd_ioobj *ioo; - struct ost_body *body; - int objcount, niocount; - int mode, opc, i, rc; - __u64 start, end; + int mode, opc; + struct ldlm_extent ext; ENTRY; opc = lustre_msg_get_opc(req->rq_reqmsg); LASSERT(opc == OST_READ || opc == OST_WRITE); - /* As the request may be covered by several locks, do not look at - * o_handle, look at the RPC IO region. */ - body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY); - if (body == NULL) - RETURN(0); - - objcount = req_capsule_get_size(&req->rq_pill, &RMF_OBD_IOOBJ, - RCL_CLIENT) / sizeof(*ioo); ioo = req_capsule_client_get(&req->rq_pill, &RMF_OBD_IOOBJ); - if (ioo == NULL) - RETURN(0); - - rc = ost_validate_obdo(req->rq_export, &body->oa, ioo); - if (rc) - RETURN(rc); - - for (niocount = i = 0; i < objcount; i++) - niocount += ioo[i].ioo_bufcnt; + LASSERT(ioo != NULL); nb = req_capsule_client_get(&req->rq_pill, &RMF_NIOBUF_REMOTE); - if (nb == NULL || - niocount != (req_capsule_get_size(&req->rq_pill, &RMF_NIOBUF_REMOTE, - RCL_CLIENT) / sizeof(*nb))) - RETURN(0); - - mode = LCK_PW; - if (opc == OST_READ) - mode |= LCK_PR; + LASSERT(nb != NULL); - start = nb[0].offset & CFS_PAGE_MASK; - end = (nb[ioo->ioo_bufcnt - 1].offset + - nb[ioo->ioo_bufcnt - 1].len - 1) | ~CFS_PAGE_MASK; + ext.start = nb->offset; + nb += ioo->ioo_bufcnt - 1; + ext.end = nb->offset + nb->len - 1; LASSERT(lock->l_resource != NULL); if (!osc_res_name_eq(ioo->ioo_id, ioo->ioo_seq, &lock->l_resource->lr_name)) RETURN(0); + mode = LCK_PW; + if (opc == OST_READ) + mode |= LCK_PR; if (!(lock->l_granted_mode & mode)) RETURN(0); - if (lock->l_policy_data.l_extent.end < start || - lock->l_policy_data.l_extent.start > end) - RETURN(0); - - RETURN(1); + RETURN(ldlm_extent_overlap(&lock->l_policy_data.l_extent, &ext)); } /** @@ -1984,78 +1875,62 @@ static int ost_rw_hpreq_lock_match(struct ptlrpc_request *req, */ static int ost_rw_hpreq_check(struct ptlrpc_request *req) { - struct niobuf_remote *nb; - struct obd_ioobj *ioo; + struct obd_device *obd = req->rq_export->exp_obd; struct ost_body *body; - int objcount, niocount; - int mode, opc, i, rc; + struct obd_ioobj *ioo; + struct niobuf_remote *nb; + struct ost_prolong_data opd = { 0 }; + int mode, opc; ENTRY; + /* + * Use LASSERT to do sanity check because malformed RPCs should have + * been filtered out in ost_hpreq_handler(). + */ opc = lustre_msg_get_opc(req->rq_reqmsg); LASSERT(opc == OST_READ || opc == OST_WRITE); body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY); - if (body == NULL) - RETURN(-EFAULT); + LASSERT(body != NULL); - objcount = req_capsule_get_size(&req->rq_pill, &RMF_OBD_IOOBJ, - RCL_CLIENT) / sizeof(*ioo); ioo = req_capsule_client_get(&req->rq_pill, &RMF_OBD_IOOBJ); - if (ioo == NULL) - RETURN(-EFAULT); - - rc = ost_validate_obdo(req->rq_export, &body->oa, ioo); - if (rc) - RETURN(rc); + LASSERT(ioo != NULL); - for (niocount = i = 0; i < objcount; i++) - niocount += ioo[i].ioo_bufcnt; nb = req_capsule_client_get(&req->rq_pill, &RMF_NIOBUF_REMOTE); - if (nb == NULL || - niocount != (req_capsule_get_size(&req->rq_pill, &RMF_NIOBUF_REMOTE, - RCL_CLIENT) / sizeof(*nb))) - RETURN(-EFAULT); - if (niocount != 0 && (nb[0].flags & OBD_BRW_SRVLOCK)) - RETURN(-EFAULT); + LASSERT(nb != NULL); + LASSERT(!(nb->flags & OBD_BRW_SRVLOCK)); + + osc_build_res_name(ioo->ioo_id, ioo->ioo_seq, &opd.opd_resid); + opd.opd_req = req; mode = LCK_PW; if (opc == OST_READ) mode |= LCK_PR; - RETURN(ost_rw_prolong_locks(req, ioo, nb, &body->oa, mode)); -} + opd.opd_mode = mode; + opd.opd_exp = req->rq_export; + opd.opd_oa = &body->oa; + opd.opd_extent.start = nb->offset; + nb += ioo->ioo_bufcnt - 1; + opd.opd_extent.end = nb->offset + nb->len - 1; + opd.opd_timeout = prolong_timeout(req); -static int ost_punch_prolong_locks(struct ptlrpc_request *req, struct obdo *oa) -{ - struct ldlm_res_id res_id = { .name = { oa->o_id } }; - struct ost_prolong_data opd = { 0 }; - __u64 start, end; - ENTRY; + DEBUG_REQ(D_RPCTRACE, req, + "%s %s: refresh rw locks: " LPU64"/"LPU64" ("LPU64"->"LPU64")\n", + obd->obd_name, cfs_current()->comm, + opd.opd_resid.name[0], opd.opd_resid.name[1], + opd.opd_extent.start, opd.opd_extent.end); - start = oa->o_size; - end = start + oa->o_blocks; + ost_prolong_locks(&opd); - opd.opd_mode = LCK_PW; - opd.opd_exp = req->rq_export; - opd.opd_policy.l_extent.start = start & CFS_PAGE_MASK; - if (oa->o_blocks == OBD_OBJECT_EOF || end < start) - opd.opd_policy.l_extent.end = OBD_OBJECT_EOF; - else - opd.opd_policy.l_extent.end = end | ~CFS_PAGE_MASK; - - /* prolong locks for the current service time of the corresponding - * portal (= OST_IO_PORTAL) */ - opd.opd_timeout = AT_OFF ? obd_timeout / 2: - max(at_est2timeout(at_get(&req->rq_rqbd-> - rqbd_service->srv_at_estimate)), ldlm_timeout); - - CDEBUG(D_DLMTRACE,"refresh locks: "LPU64"/"LPU64" ("LPU64"->"LPU64")\n", - res_id.name[0], res_id.name[1], opd.opd_policy.l_extent.start, - opd.opd_policy.l_extent.end); - - opd.opd_oa = oa; - ldlm_resource_iterate(req->rq_export->exp_obd->obd_namespace, &res_id, - ost_prolong_locks_iter, &opd); - RETURN(opd.opd_lock_match); + CDEBUG(D_DLMTRACE, "%s: refreshed %u locks timeout for req %p.\n", + obd->obd_name, opd.opd_locks, req); + + RETURN(opd.opd_locks); +} + +static void ost_rw_hpreq_fini(struct ptlrpc_request *req) +{ + (void)ost_rw_hpreq_check(req); } /** @@ -2065,20 +1940,15 @@ static int ost_punch_hpreq_lock_match(struct ptlrpc_request *req, struct ldlm_lock *lock) { struct ost_body *body; - int rc; ENTRY; body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY); - if (body == NULL) - RETURN(0); /* can't return -EFAULT here */ - - rc = ost_validate_obdo(req->rq_export, &body->oa, NULL); - if (rc) - RETURN(rc); + LASSERT(body != NULL); if (body->oa.o_valid & OBD_MD_FLHANDLE && body->oa.o_handle.cookie == lock->l_handle.h_cookie) RETURN(1); + RETURN(0); } @@ -2087,35 +1957,68 @@ static int ost_punch_hpreq_lock_match(struct ptlrpc_request *req, */ static int ost_punch_hpreq_check(struct ptlrpc_request *req) { + struct obd_device *obd = req->rq_export->exp_obd; struct ost_body *body; - int rc; + struct obdo *oa; + struct ost_prolong_data opd = { 0 }; + __u64 start, end; + ENTRY; body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY); - if (body == NULL) - RETURN(-EFAULT); + LASSERT(body != NULL); - rc = ost_validate_obdo(req->rq_export, &body->oa, NULL); - if (rc) - RETURN(rc); + oa = &body->oa; + LASSERT(!(oa->o_valid & OBD_MD_FLFLAGS) || + !(oa->o_flags & OBD_FL_SRVLOCK)); + + start = oa->o_size; + end = start + oa->o_blocks; + + opd.opd_req = req; + opd.opd_mode = LCK_PW; + opd.opd_exp = req->rq_export; + opd.opd_oa = oa; + opd.opd_extent.start = start; + opd.opd_extent.end = end; + if (oa->o_blocks == OBD_OBJECT_EOF) + opd.opd_extent.end = OBD_OBJECT_EOF; + opd.opd_timeout = prolong_timeout(req); + + osc_build_res_name(oa->o_id, oa->o_seq, &opd.opd_resid); + + CDEBUG(D_DLMTRACE, + "%s: refresh locks: "LPU64"/"LPU64" ("LPU64"->"LPU64")\n", + obd->obd_name, + opd.opd_resid.name[0], opd.opd_resid.name[1], + opd.opd_extent.start, opd.opd_extent.end); - LASSERT(!(body->oa.o_valid & OBD_MD_FLFLAGS) || - !(body->oa.o_flags & OBD_FL_SRVLOCK)); + ost_prolong_locks(&opd); + + CDEBUG(D_DLMTRACE, "%s: refreshed %u locks timeout for req %p.\n", + obd->obd_name, opd.opd_locks, req); + + RETURN(opd.opd_locks > 0); +} - RETURN(ost_punch_prolong_locks(req, &body->oa)); +static void ost_punch_hpreq_fini(struct ptlrpc_request *req) +{ + (void)ost_punch_hpreq_check(req); } struct ptlrpc_hpreq_ops ost_hpreq_rw = { - .hpreq_lock_match = ost_rw_hpreq_lock_match, - .hpreq_check = ost_rw_hpreq_check, + .hpreq_lock_match = ost_rw_hpreq_lock_match, + .hpreq_check = ost_rw_hpreq_check, + .hpreq_fini = ost_rw_hpreq_fini }; struct ptlrpc_hpreq_ops ost_hpreq_punch = { - .hpreq_lock_match = ost_punch_hpreq_lock_match, - .hpreq_check = ost_punch_hpreq_check, + .hpreq_lock_match = ost_punch_hpreq_lock_match, + .hpreq_check = ost_punch_hpreq_check, + .hpreq_fini = ost_punch_hpreq_fini }; /** Assign high priority operations to the request if needed. */ -static int ost_hpreq_handler(struct ptlrpc_request *req) +static int ost_io_hpreq_handler(struct ptlrpc_request *req) { ENTRY; if (req->rq_export) { @@ -2126,6 +2029,7 @@ static int ost_hpreq_handler(struct ptlrpc_request *req) struct niobuf_remote *nb; struct obd_ioobj *ioo; int objcount, niocount; + int rc; int i; /* RPCs on the H-P queue can be inspected before @@ -2169,6 +2073,12 @@ static int ost_hpreq_handler(struct ptlrpc_request *req) RETURN(-EFAULT); } + rc = ost_validate_obdo(req->rq_export, &body->oa, ioo); + if (rc) { + CERROR("invalid object ids\n"); + RETURN(rc); + } + for (niocount = i = 0; i < objcount; i++) { if (ioo[i].ioo_bufcnt == 0) { CERROR("ioo[%d] has zero bufcnt\n", i); @@ -2220,6 +2130,12 @@ int ost_handle(struct ptlrpc_request *req) struct obd_device *obd = NULL; ENTRY; + /* OST module is kept between remounts, but the last reference + * to specific module (say, osd or ofd) kills all related keys + * from the environment. so we have to refill it until the root + * cause is fixed properly */ + lu_env_refill(req->rq_svc_thread->t_env); + LASSERT(current->journal_info == NULL); /* primordial rpcs don't affect server recovery */ @@ -2263,6 +2179,10 @@ int ost_handle(struct ptlrpc_request *req) if (rc) RETURN(rc); + if (req && req->rq_reqmsg && req->rq_export && + (req->rq_export->exp_connect_flags & OBD_CONNECT_JOBSTATS)) + oti->oti_jobid = lustre_msg_get_jobid(req->rq_reqmsg); + switch (lustre_msg_get_opc(req->rq_reqmsg)) { case OST_CONNECT: { CDEBUG(D_INODE, "connect\n"); @@ -2322,18 +2242,18 @@ int ost_handle(struct ptlrpc_request *req) req_capsule_set(&req->rq_pill, &RQF_OST_BRW_WRITE); CDEBUG(D_INODE, "write\n"); /* req->rq_request_portal would be nice, if it was set */ - if (req->rq_rqbd->rqbd_service->srv_req_portal !=OST_IO_PORTAL){ - CERROR("%s: deny write request from %s to portal %u\n", - req->rq_export->exp_obd->obd_name, - obd_export_nid2str(req->rq_export), - req->rq_rqbd->rqbd_service->srv_req_portal); + if (ptlrpc_req2svc(req)->srv_req_portal != OST_IO_PORTAL) { + CERROR("%s: deny write request from %s to portal %u\n", + req->rq_export->exp_obd->obd_name, + obd_export_nid2str(req->rq_export), + ptlrpc_req2svc(req)->srv_req_portal); GOTO(out, rc = -EPROTO); } if (OBD_FAIL_CHECK(OBD_FAIL_OST_BRW_NET)) RETURN(0); if (OBD_FAIL_CHECK(OBD_FAIL_OST_ENOSPC)) GOTO(out, rc = -ENOSPC); - if (OBD_FAIL_CHECK(OBD_FAIL_OST_EROFS)) + if (OBD_FAIL_TIMEOUT(OBD_FAIL_OST_EROFS, 1)) GOTO(out, rc = -EROFS); rc = ost_brw_write(req, oti); LASSERT(current->journal_info == NULL); @@ -2343,11 +2263,11 @@ int ost_handle(struct ptlrpc_request *req) req_capsule_set(&req->rq_pill, &RQF_OST_BRW_READ); CDEBUG(D_INODE, "read\n"); /* req->rq_request_portal would be nice, if it was set */ - if (req->rq_rqbd->rqbd_service->srv_req_portal !=OST_IO_PORTAL){ - CERROR("%s: deny read request from %s to portal %u\n", - req->rq_export->exp_obd->obd_name, - obd_export_nid2str(req->rq_export), - req->rq_rqbd->rqbd_service->srv_req_portal); + if (ptlrpc_req2svc(req)->srv_req_portal != OST_IO_PORTAL) { + CERROR("%s: deny read request from %s to portal %u\n", + req->rq_export->exp_obd->obd_name, + obd_export_nid2str(req->rq_export), + ptlrpc_req2svc(req)->srv_req_portal); GOTO(out, rc = -EPROTO); } if (OBD_FAIL_CHECK(OBD_FAIL_OST_BRW_NET)) @@ -2377,7 +2297,7 @@ int ost_handle(struct ptlrpc_request *req) req_capsule_set(&req->rq_pill, &RQF_OST_SYNC); if (OBD_FAIL_CHECK(OBD_FAIL_OST_SYNC_NET)) RETURN(0); - rc = ost_sync(req->rq_export, req); + rc = ost_sync(req->rq_export, req, oti); break; case OST_SET_INFO: DEBUG_REQ(D_INODE, req, "set_info"); @@ -2389,7 +2309,10 @@ int ost_handle(struct ptlrpc_request *req) req_capsule_set(&req->rq_pill, &RQF_OST_GET_INFO_GENERIC); rc = ost_get_info(req->rq_export, req); break; -#ifdef HAVE_QUOTA_SUPPORT + case SEQ_QUERY: + CDEBUG(D_INODE, "seq\n"); + rc = seq_handle(req); + break; case OST_QUOTACHECK: CDEBUG(D_INODE, "quotacheck\n"); req_capsule_set(&req->rq_pill, &RQF_OST_QUOTACHECK); @@ -2404,12 +2327,6 @@ int ost_handle(struct ptlrpc_request *req) RETURN(0); rc = ost_handle_quotactl(req); break; - case OST_QUOTA_ADJUST_QUNIT: - CDEBUG(D_INODE, "quota_adjust_qunit\n"); - req_capsule_set(&req->rq_pill, &RQF_OST_QUOTA_ADJUST_QUNIT); - rc = ost_handle_quota_adjust_qunit(req); - break; -#endif case OBD_PING: DEBUG_REQ(D_INODE, req, "ping"); req_capsule_set(&req->rq_pill, &RQF_OBD_PING); @@ -2438,30 +2355,30 @@ int ost_handle(struct ptlrpc_request *req) if (rc) RETURN(rc); RETURN(ptlrpc_reply(req)); - case LDLM_ENQUEUE: - CDEBUG(D_INODE, "enqueue\n"); - req_capsule_set(&req->rq_pill, &RQF_LDLM_ENQUEUE); - if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_ENQUEUE)) - RETURN(0); - rc = ldlm_handle_enqueue(req, ldlm_server_completion_ast, - ost_blocking_ast, - ldlm_server_glimpse_ast); - fail = OBD_FAIL_OST_LDLM_REPLY_NET; - break; - case LDLM_CONVERT: - CDEBUG(D_INODE, "convert\n"); - req_capsule_set(&req->rq_pill, &RQF_LDLM_CONVERT); - if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_CONVERT)) - RETURN(0); - rc = ldlm_handle_convert(req); - break; - case LDLM_CANCEL: - CDEBUG(D_INODE, "cancel\n"); - req_capsule_set(&req->rq_pill, &RQF_LDLM_CANCEL); - if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_CANCEL)) - RETURN(0); - rc = ldlm_handle_cancel(req); - break; + case LDLM_ENQUEUE: + CDEBUG(D_INODE, "enqueue\n"); + req_capsule_set(&req->rq_pill, &RQF_LDLM_ENQUEUE); + if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_ENQUEUE_NET)) + RETURN(0); + rc = ldlm_handle_enqueue(req, ldlm_server_completion_ast, + ost_blocking_ast, + ldlm_server_glimpse_ast); + fail = OBD_FAIL_OST_LDLM_REPLY_NET; + break; + case LDLM_CONVERT: + CDEBUG(D_INODE, "convert\n"); + req_capsule_set(&req->rq_pill, &RQF_LDLM_CONVERT); + if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_CONVERT_NET)) + RETURN(0); + rc = ldlm_handle_convert(req); + break; + case LDLM_CANCEL: + CDEBUG(D_INODE, "cancel\n"); + req_capsule_set(&req->rq_pill, &RQF_LDLM_CANCEL); + if (OBD_FAIL_CHECK(OBD_FAIL_LDLM_CANCEL_NET)) + RETURN(0); + rc = ldlm_handle_cancel(req); + break; case LDLM_BL_CALLBACK: case LDLM_CP_CALLBACK: CDEBUG(D_INODE, "callback\n"); @@ -2490,10 +2407,11 @@ out: return 0; } EXPORT_SYMBOL(ost_handle); + /* - * free per-thread pool created by ost_thread_init(). + * free per-thread pool created by ost_io_thread_init(). */ -static void ost_thread_done(struct ptlrpc_thread *thread) +static void ost_io_thread_done(struct ptlrpc_thread *thread) { struct ost_thread_local_cache *tls; /* TLS stands for Thread-Local * Storage */ @@ -2504,7 +2422,7 @@ static void ost_thread_done(struct ptlrpc_thread *thread) /* * be prepared to handle partially-initialized pools (because this is - * called from ost_thread_init() for cleanup. + * called from ost_io_thread_init() for cleanup. */ tls = thread->t_data; if (tls != NULL) { @@ -2517,7 +2435,7 @@ static void ost_thread_done(struct ptlrpc_thread *thread) /* * initialize per-thread page pool (bug 5137). */ -static int ost_thread_init(struct ptlrpc_thread *thread) +static int ost_io_thread_init(struct ptlrpc_thread *thread) { struct ost_thread_local_cache *tls; @@ -2525,7 +2443,6 @@ static int ost_thread_init(struct ptlrpc_thread *thread) LASSERT(thread != NULL); LASSERT(thread->t_data == NULL); - LASSERTF(thread->t_id <= OSS_THREADS_MAX, "%u\n", thread->t_id); OBD_ALLOC_PTR(tls); if (tls == NULL) @@ -2536,17 +2453,17 @@ static int ost_thread_init(struct ptlrpc_thread *thread) #define OST_WATCHDOG_TIMEOUT (obd_timeout * 1000) +static struct cfs_cpt_table *ost_io_cptable; + /* Sigh - really, this is an OSS, the _server_, not the _target_ */ static int ost_setup(struct obd_device *obd, struct lustre_cfg* lcfg) { - struct ost_obd *ost = &obd->u.ost; - struct lprocfs_static_vars lvars; - int oss_min_threads; - int oss_max_threads; - int oss_min_create_threads; - int oss_max_create_threads; - int rc; - ENTRY; + static struct ptlrpc_service_conf svc_conf; + struct ost_obd *ost = &obd->u.ost; + struct lprocfs_static_vars lvars; + nodemask_t *mask; + int rc; + ENTRY; rc = cfs_cleanup_group_info(); if (rc) @@ -2555,101 +2472,200 @@ static int ost_setup(struct obd_device *obd, struct lustre_cfg* lcfg) lprocfs_ost_init_vars(&lvars); lprocfs_obd_setup(obd, lvars.obd_vars); - cfs_sema_init(&ost->ost_health_sem, 1); - - if (oss_num_threads) { - /* If oss_num_threads is set, it is the min and the max. */ - if (oss_num_threads > OSS_THREADS_MAX) - oss_num_threads = OSS_THREADS_MAX; - if (oss_num_threads < OSS_THREADS_MIN) - oss_num_threads = OSS_THREADS_MIN; - oss_max_threads = oss_min_threads = oss_num_threads; - } else { - /* Base min threads on memory and cpus */ - oss_min_threads = - cfs_num_possible_cpus() * CFS_NUM_CACHEPAGES >> - (27 - CFS_PAGE_SHIFT); - if (oss_min_threads < OSS_THREADS_MIN) - oss_min_threads = OSS_THREADS_MIN; - /* Insure a 4x range for dynamic threads */ - if (oss_min_threads > OSS_THREADS_MAX / 4) - oss_min_threads = OSS_THREADS_MAX / 4; - oss_max_threads = min(OSS_THREADS_MAX, oss_min_threads * 4 + 1); - } - - ost->ost_service = - ptlrpc_init_svc(OST_NBUFS, OST_BUFSIZE, OST_MAXREQSIZE, - OST_MAXREPSIZE, OST_REQUEST_PORTAL, - OSC_REPLY_PORTAL, OSS_SERVICE_WATCHDOG_FACTOR, - ost_handle, LUSTRE_OSS_NAME, - obd->obd_proc_entry, target_print_req, - oss_min_threads, oss_max_threads, - "ll_ost", LCT_DT_THREAD, NULL); - if (ost->ost_service == NULL) { - CERROR("failed to start service\n"); - GOTO(out_lprocfs, rc = -ENOMEM); - } - - rc = ptlrpc_start_threads(ost->ost_service); - if (rc) - GOTO(out_service, rc = -EINVAL); - - if (oss_num_create_threads) { - if (oss_num_create_threads > OSS_MAX_CREATE_THREADS) - oss_num_create_threads = OSS_MAX_CREATE_THREADS; - if (oss_num_create_threads < OSS_MIN_CREATE_THREADS) - oss_num_create_threads = OSS_MIN_CREATE_THREADS; - oss_min_create_threads = oss_max_create_threads = - oss_num_create_threads; - } else { - oss_min_create_threads = OSS_MIN_CREATE_THREADS; - oss_max_create_threads = OSS_MAX_CREATE_THREADS; - } - - ost->ost_create_service = - ptlrpc_init_svc(OST_NBUFS, OST_BUFSIZE, OST_MAXREQSIZE, - OST_MAXREPSIZE, OST_CREATE_PORTAL, - OSC_REPLY_PORTAL, OSS_SERVICE_WATCHDOG_FACTOR, - ost_handle, "ost_create", - obd->obd_proc_entry, target_print_req, - oss_min_create_threads, oss_max_create_threads, - "ll_ost_creat", LCT_DT_THREAD, NULL); - if (ost->ost_create_service == NULL) { - CERROR("failed to start OST create service\n"); - GOTO(out_service, rc = -ENOMEM); - } - - rc = ptlrpc_start_threads(ost->ost_create_service); - if (rc) - GOTO(out_create, rc = -EINVAL); - - ost->ost_io_service = - ptlrpc_init_svc(OST_NBUFS, OST_BUFSIZE, OST_MAXREQSIZE, - OST_MAXREPSIZE, OST_IO_PORTAL, - OSC_REPLY_PORTAL, OSS_SERVICE_WATCHDOG_FACTOR, - ost_handle, "ost_io", - obd->obd_proc_entry, target_print_req, - oss_min_threads, oss_max_threads, - "ll_ost_io", LCT_DT_THREAD, ost_hpreq_handler); - if (ost->ost_io_service == NULL) { - CERROR("failed to start OST I/O service\n"); - GOTO(out_create, rc = -ENOMEM); - } - - ost->ost_io_service->srv_init = ost_thread_init; - ost->ost_io_service->srv_done = ost_thread_done; - ost->ost_io_service->srv_cpu_affinity = 1; - rc = ptlrpc_start_threads(ost->ost_io_service); - if (rc) - GOTO(out_io, rc = -EINVAL); + mutex_init(&ost->ost_health_mutex); + + svc_conf = (typeof(svc_conf)) { + .psc_name = LUSTRE_OSS_NAME, + .psc_watchdog_factor = OSS_SERVICE_WATCHDOG_FACTOR, + .psc_buf = { + .bc_nbufs = OST_NBUFS, + .bc_buf_size = OST_BUFSIZE, + .bc_req_max_size = OST_MAXREQSIZE, + .bc_rep_max_size = OST_MAXREPSIZE, + .bc_req_portal = OST_REQUEST_PORTAL, + .bc_rep_portal = OSC_REPLY_PORTAL, + }, + .psc_thr = { + .tc_thr_name = "ll_ost", + .tc_thr_factor = OSS_THR_FACTOR, + .tc_nthrs_init = OSS_NTHRS_INIT, + .tc_nthrs_base = OSS_NTHRS_BASE, + .tc_nthrs_max = OSS_NTHRS_MAX, + .tc_nthrs_user = oss_num_threads, + .tc_cpu_affinity = 1, + .tc_ctx_tags = LCT_DT_THREAD, + }, + .psc_cpt = { + .cc_pattern = oss_cpts, + }, + .psc_ops = { + .so_req_handler = ost_handle, + .so_req_printer = target_print_req, + .so_hpreq_handler = ptlrpc_hpreq_handler, + }, + }; + ost->ost_service = ptlrpc_register_service(&svc_conf, + obd->obd_proc_entry); + if (IS_ERR(ost->ost_service)) { + rc = PTR_ERR(ost->ost_service); + CERROR("failed to start service: %d\n", rc); + GOTO(out_lprocfs, rc); + } + + memset(&svc_conf, 0, sizeof(svc_conf)); + svc_conf = (typeof(svc_conf)) { + .psc_name = "ost_create", + .psc_watchdog_factor = OSS_SERVICE_WATCHDOG_FACTOR, + .psc_buf = { + .bc_nbufs = OST_NBUFS, + .bc_buf_size = OST_BUFSIZE, + .bc_req_max_size = OST_MAXREQSIZE, + .bc_rep_max_size = OST_MAXREPSIZE, + .bc_req_portal = OST_CREATE_PORTAL, + .bc_rep_portal = OSC_REPLY_PORTAL, + }, + .psc_thr = { + .tc_thr_name = "ll_ost_create", + .tc_thr_factor = OSS_CR_THR_FACTOR, + .tc_nthrs_init = OSS_CR_NTHRS_INIT, + .tc_nthrs_base = OSS_CR_NTHRS_BASE, + .tc_nthrs_max = OSS_CR_NTHRS_MAX, + .tc_nthrs_user = oss_num_create_threads, + .tc_cpu_affinity = 1, + .tc_ctx_tags = LCT_DT_THREAD, + }, + .psc_cpt = { + .cc_pattern = oss_cpts, + }, + .psc_ops = { + .so_req_handler = ost_handle, + .so_req_printer = target_print_req, + }, + }; + ost->ost_create_service = ptlrpc_register_service(&svc_conf, + obd->obd_proc_entry); + if (IS_ERR(ost->ost_create_service)) { + rc = PTR_ERR(ost->ost_create_service); + CERROR("failed to start OST create service: %d\n", rc); + GOTO(out_service, rc); + } + + mask = cfs_cpt_table->ctb_nodemask; + /* event CPT feature is disabled in libcfs level by set partition + * number to 1, we still want to set node affinity for io service */ + if (cfs_cpt_number(cfs_cpt_table) == 1 && nodes_weight(*mask) > 1) { + int cpt = 0; + int i; + + ost_io_cptable = cfs_cpt_table_alloc(nodes_weight(*mask)); + for_each_node_mask(i, *mask) { + if (ost_io_cptable == NULL) { + CWARN("OSS failed to create CPT table\n"); + break; + } + + rc = cfs_cpt_set_node(ost_io_cptable, cpt++, i); + if (!rc) { + CWARN("OSS Failed to set node %d for" + "IO CPT table\n", i); + cfs_cpt_table_free(ost_io_cptable); + ost_io_cptable = NULL; + break; + } + } + } + + memset(&svc_conf, 0, sizeof(svc_conf)); + svc_conf = (typeof(svc_conf)) { + .psc_name = "ost_io", + .psc_watchdog_factor = OSS_SERVICE_WATCHDOG_FACTOR, + .psc_buf = { + .bc_nbufs = OST_NBUFS, + .bc_buf_size = OST_BUFSIZE, + .bc_req_max_size = OST_MAXREQSIZE, + .bc_rep_max_size = OST_MAXREPSIZE, + .bc_req_portal = OST_IO_PORTAL, + .bc_rep_portal = OSC_REPLY_PORTAL, + }, + .psc_thr = { + .tc_thr_name = "ll_ost_io", + .tc_thr_factor = OSS_THR_FACTOR, + .tc_nthrs_init = OSS_NTHRS_INIT, + .tc_nthrs_base = OSS_NTHRS_BASE, + .tc_nthrs_max = OSS_NTHRS_MAX, + .tc_nthrs_user = oss_num_threads, + .tc_cpu_affinity = 1, + .tc_ctx_tags = LCT_DT_THREAD, + }, + .psc_cpt = { + .cc_cptable = ost_io_cptable, + .cc_pattern = ost_io_cptable == NULL ? + oss_io_cpts : NULL, + }, + .psc_ops = { + .so_thr_init = ost_io_thread_init, + .so_thr_done = ost_io_thread_done, + .so_req_handler = ost_handle, + .so_hpreq_handler = ost_io_hpreq_handler, + .so_req_printer = target_print_req, + }, + }; + ost->ost_io_service = ptlrpc_register_service(&svc_conf, + obd->obd_proc_entry); + if (IS_ERR(ost->ost_io_service)) { + rc = PTR_ERR(ost->ost_io_service); + CERROR("failed to start OST I/O service: %d\n", rc); + ost->ost_io_service = NULL; + GOTO(out_create, rc); + } + + memset(&svc_conf, 0, sizeof(svc_conf)); + svc_conf = (typeof(svc_conf)) { + .psc_name = "ost_seq", + .psc_watchdog_factor = OSS_SERVICE_WATCHDOG_FACTOR, + .psc_buf = { + .bc_nbufs = OST_NBUFS, + .bc_buf_size = OST_BUFSIZE, + .bc_req_max_size = OST_MAXREQSIZE, + .bc_rep_max_size = OST_MAXREPSIZE, + .bc_req_portal = SEQ_DATA_PORTAL, + .bc_rep_portal = OSC_REPLY_PORTAL, + }, + .psc_thr = { + .tc_thr_name = "ll_ost_seq", + .tc_thr_factor = OSS_CR_THR_FACTOR, + .tc_nthrs_init = OSS_CR_NTHRS_INIT, + .tc_nthrs_base = OSS_CR_NTHRS_BASE, + .tc_nthrs_max = OSS_CR_NTHRS_MAX, + .tc_nthrs_user = oss_num_create_threads, + .tc_cpu_affinity = 1, + .tc_ctx_tags = LCT_DT_THREAD, + }, + + .psc_cpt = { + .cc_pattern = oss_cpts, + }, + .psc_ops = { + .so_req_handler = ost_handle, + .so_req_printer = target_print_req, + .so_hpreq_handler = NULL, + }, + }; + ost->ost_seq_service = ptlrpc_register_service(&svc_conf, + obd->obd_proc_entry); + if (IS_ERR(ost->ost_seq_service)) { + rc = PTR_ERR(ost->ost_seq_service); + CERROR("failed to start OST seq service: %d\n", rc); + ost->ost_seq_service = NULL; + GOTO(out_io, rc); + } ping_evictor_start(); RETURN(0); - out_io: - ptlrpc_unregister_service(ost->ost_io_service); - ost->ost_io_service = NULL; + ptlrpc_unregister_service(ost->ost_io_service); + ost->ost_io_service = NULL; out_create: ptlrpc_unregister_service(ost->ost_create_service); ost->ost_create_service = NULL; @@ -2663,38 +2679,47 @@ out_lprocfs: static int ost_cleanup(struct obd_device *obd) { - struct ost_obd *ost = &obd->u.ost; - int err = 0; - ENTRY; - - ping_evictor_stop(); - - /* there is no recovery for OST OBD, all recovery is controlled by - * obdfilter OBD */ - LASSERT(obd->obd_recovering == 0); - cfs_down(&ost->ost_health_sem); - ptlrpc_unregister_service(ost->ost_service); - ptlrpc_unregister_service(ost->ost_create_service); - ptlrpc_unregister_service(ost->ost_io_service); - ost->ost_service = NULL; - ost->ost_create_service = NULL; - cfs_up(&ost->ost_health_sem); - - lprocfs_obd_cleanup(obd); - - RETURN(err); + struct ost_obd *ost = &obd->u.ost; + int err = 0; + ENTRY; + + ping_evictor_stop(); + + /* there is no recovery for OST OBD, all recovery is controlled by + * obdfilter OBD */ + LASSERT(obd->obd_recovering == 0); + mutex_lock(&ost->ost_health_mutex); + ptlrpc_unregister_service(ost->ost_service); + ptlrpc_unregister_service(ost->ost_create_service); + ptlrpc_unregister_service(ost->ost_io_service); + ptlrpc_unregister_service(ost->ost_seq_service); + ost->ost_service = NULL; + ost->ost_create_service = NULL; + ost->ost_io_service = NULL; + ost->ost_seq_service = NULL; + + mutex_unlock(&ost->ost_health_mutex); + + lprocfs_obd_cleanup(obd); + + if (ost_io_cptable != NULL) { + cfs_cpt_table_free(ost_io_cptable); + ost_io_cptable = NULL; + } + + RETURN(err); } -static int ost_health_check(struct obd_device *obd) +static int ost_health_check(const struct lu_env *env, struct obd_device *obd) { struct ost_obd *ost = &obd->u.ost; int rc = 0; - cfs_down(&ost->ost_health_sem); + mutex_lock(&ost->ost_health_mutex); rc |= ptlrpc_service_health_check(ost->ost_service); rc |= ptlrpc_service_health_check(ost->ost_create_service); rc |= ptlrpc_service_health_check(ost->ost_io_service); - cfs_up(&ost->ost_health_sem); + mutex_unlock(&ost->ost_health_mutex); /* * health_check to return 0 on healthy @@ -2726,6 +2751,8 @@ static int __init ost_init(void) int rc; ENTRY; + ost_page_to_corrupt = cfs_alloc_page(CFS_ALLOC_STD); + lprocfs_ost_init_vars(&lvars); rc = class_register_type(&ost_obd_ops, NULL, lvars.module_vars, LUSTRE_OSS_NAME, NULL); @@ -2742,6 +2769,9 @@ static int __init ost_init(void) static void /*__exit*/ ost_exit(void) { + if (ost_page_to_corrupt) + page_cache_release(ost_page_to_corrupt); + class_unregister_type(LUSTRE_OSS_NAME); }