X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fptlrpc%2Fllog_server.c;h=7226a1eff7fd056c0b2491205511e8dc942d73a0;hp=27042a7f7543385a3e842241853114e6e5d65103;hb=2d617260aaa5f778ab8dcb006e2a827f4b8f8567;hpb=7de9e8dd313557997fb28f3926516b5c26d31c9a diff --git a/lustre/ptlrpc/llog_server.c b/lustre/ptlrpc/llog_server.c index 27042a7..7226a1e 100644 --- a/lustre/ptlrpc/llog_server.c +++ b/lustre/ptlrpc/llog_server.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. @@ -44,10 +42,6 @@ #define DEBUG_SUBSYSTEM S_LOG -#ifndef EXPORT_SYMTAB -#define EXPORT_SYMTAB -#endif - #ifndef __KERNEL__ #include #endif @@ -55,7 +49,6 @@ #include #include #include -#include #include #if defined(__KERNEL__) && defined(LUSTRE_LOG_SERVER) @@ -97,7 +90,8 @@ int llog_origin_handle_create(struct ptlrpc_request *req) disk_obd = ctxt->loc_exp->exp_obd; push_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL); - rc = llog_create(ctxt, &loghandle, logid, name); + rc = llog_create(req->rq_svc_thread->t_env, ctxt, &loghandle, logid, + name); if (rc) GOTO(out_pop, rc); @@ -108,9 +102,9 @@ int llog_origin_handle_create(struct ptlrpc_request *req) body = req_capsule_server_get(&req->rq_pill, &RMF_LLOGD_BODY); body->lgd_logid = loghandle->lgh_id; - GOTO(out_close, rc); + EXIT; out_close: - rc2 = llog_close(loghandle); + rc2 = llog_close(req->rq_svc_thread->t_env, loghandle); if (!rc) rc = rc2; out_pop: @@ -118,6 +112,7 @@ out_pop: llog_ctxt_put(ctxt); return rc; } +EXPORT_SYMBOL(llog_origin_handle_create); int llog_origin_handle_destroy(struct ptlrpc_request *req) { @@ -146,7 +141,8 @@ int llog_origin_handle_destroy(struct ptlrpc_request *req) disk_obd = ctxt->loc_exp->exp_obd; push_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL); - rc = llog_create(ctxt, &loghandle, logid, NULL); + rc = llog_create(req->rq_svc_thread->t_env, ctxt, &loghandle, logid, + NULL); if (rc) GOTO(out_pop, rc); @@ -156,22 +152,24 @@ int llog_origin_handle_destroy(struct ptlrpc_request *req) body = req_capsule_server_get(&req->rq_pill, &RMF_LLOGD_BODY); body->lgd_logid = loghandle->lgh_id; - rc = llog_init_handle(loghandle, LLOG_F_IS_PLAIN, NULL); + rc = llog_init_handle(req->rq_svc_thread->t_env, loghandle, + LLOG_F_IS_PLAIN, NULL); if (rc) GOTO(out_close, rc); - rc = llog_destroy(loghandle); + rc = llog_destroy(req->rq_svc_thread->t_env, loghandle); if (rc) GOTO(out_close, rc); llog_free_handle(loghandle); - GOTO(out_close, rc); + EXIT; out_close: if (rc) - llog_close(loghandle); + llog_close(req->rq_svc_thread->t_env, loghandle); out_pop: pop_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL); llog_ctxt_put(ctxt); return rc; } +EXPORT_SYMBOL(llog_origin_handle_destroy); int llog_origin_handle_next_block(struct ptlrpc_request *req) { @@ -203,19 +201,21 @@ int llog_origin_handle_next_block(struct ptlrpc_request *req) disk_obd = ctxt->loc_exp->exp_obd; push_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL); - rc = llog_create(ctxt, &loghandle, &body->lgd_logid, NULL); + rc = llog_create(req->rq_svc_thread->t_env, ctxt, &loghandle, + &body->lgd_logid, NULL); if (rc) GOTO(out_pop, rc); flags = body->lgd_llh_flags; - rc = llog_init_handle(loghandle, flags, NULL); + rc = llog_init_handle(req->rq_svc_thread->t_env, loghandle, flags, + NULL); if (rc) GOTO(out_close, rc); memset(buf, 0, LLOG_CHUNK_SIZE); - rc = llog_next_block(loghandle, &body->lgd_saved_index, - body->lgd_index, - &body->lgd_cur_offset, buf, LLOG_CHUNK_SIZE); + rc = llog_next_block(req->rq_svc_thread->t_env, loghandle, + &body->lgd_saved_index, body->lgd_index, + &body->lgd_cur_offset, buf, LLOG_CHUNK_SIZE); if (rc) GOTO(out_close, rc); @@ -230,9 +230,9 @@ int llog_origin_handle_next_block(struct ptlrpc_request *req) ptr = req_capsule_server_get(&req->rq_pill, &RMF_EADATA); memcpy(ptr, buf, LLOG_CHUNK_SIZE); - GOTO(out_close, rc); + EXIT; out_close: - rc2 = llog_close(loghandle); + rc2 = llog_close(req->rq_svc_thread->t_env, loghandle); if (!rc) rc = rc2; out_pop: @@ -242,6 +242,7 @@ out_free: OBD_FREE(buf, LLOG_CHUNK_SIZE); return rc; } +EXPORT_SYMBOL(llog_origin_handle_next_block); int llog_origin_handle_prev_block(struct ptlrpc_request *req) { @@ -274,18 +275,20 @@ int llog_origin_handle_prev_block(struct ptlrpc_request *req) disk_obd = ctxt->loc_exp->exp_obd; push_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL); - rc = llog_create(ctxt, &loghandle, &body->lgd_logid, NULL); + rc = llog_create(req->rq_svc_thread->t_env, ctxt, &loghandle, + &body->lgd_logid, NULL); if (rc) GOTO(out_pop, rc); flags = body->lgd_llh_flags; - rc = llog_init_handle(loghandle, flags, NULL); + rc = llog_init_handle(req->rq_svc_thread->t_env, loghandle, flags, + NULL); if (rc) GOTO(out_close, rc); memset(buf, 0, LLOG_CHUNK_SIZE); - rc = llog_prev_block(loghandle, body->lgd_index, - buf, LLOG_CHUNK_SIZE); + rc = llog_prev_block(req->rq_svc_thread->t_env, loghandle, + body->lgd_index, buf, LLOG_CHUNK_SIZE); if (rc) GOTO(out_close, rc); @@ -300,9 +303,9 @@ int llog_origin_handle_prev_block(struct ptlrpc_request *req) ptr = req_capsule_server_get(&req->rq_pill, &RMF_EADATA); memcpy(ptr, buf, LLOG_CHUNK_SIZE); - GOTO(out_close, rc); + EXIT; out_close: - rc2 = llog_close(loghandle); + rc2 = llog_close(req->rq_svc_thread->t_env, loghandle); if (!rc) rc = rc2; @@ -313,6 +316,7 @@ out_free: OBD_FREE(buf, LLOG_CHUNK_SIZE); return rc; } +EXPORT_SYMBOL(llog_origin_handle_prev_block); int llog_origin_handle_read_header(struct ptlrpc_request *req) { @@ -339,7 +343,8 @@ int llog_origin_handle_read_header(struct ptlrpc_request *req) disk_obd = ctxt->loc_exp->exp_obd; push_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL); - rc = llog_create(ctxt, &loghandle, &body->lgd_logid, NULL); + rc = llog_create(req->rq_svc_thread->t_env, ctxt, &loghandle, + &body->lgd_logid, NULL); if (rc) GOTO(out_pop, rc); @@ -347,7 +352,8 @@ int llog_origin_handle_read_header(struct ptlrpc_request *req) * llog_init_handle() reads the llog header */ flags = body->lgd_llh_flags; - rc = llog_init_handle(loghandle, flags, NULL); + rc = llog_init_handle(req->rq_svc_thread->t_env, loghandle, flags, + NULL); if (rc) GOTO(out_close, rc); @@ -357,9 +363,9 @@ int llog_origin_handle_read_header(struct ptlrpc_request *req) hdr = req_capsule_server_get(&req->rq_pill, &RMF_LLOG_LOG_HDR); *hdr = *loghandle->lgh_hdr; - GOTO(out_close, rc); + EXIT; out_close: - rc2 = llog_close(loghandle); + rc2 = llog_close(req->rq_svc_thread->t_env, loghandle); if (!rc) rc = rc2; out_pop: @@ -367,6 +373,7 @@ out_pop: llog_ctxt_put(ctxt); return rc; } +EXPORT_SYMBOL(llog_origin_handle_read_header); int llog_origin_handle_close(struct ptlrpc_request *req) { @@ -374,6 +381,7 @@ int llog_origin_handle_close(struct ptlrpc_request *req) /* Nothing to do */ RETURN(0); } +EXPORT_SYMBOL(llog_origin_handle_close); int llog_origin_handle_cancel(struct ptlrpc_request *req) { @@ -415,7 +423,8 @@ int llog_origin_handle_cancel(struct ptlrpc_request *req) GOTO(pop_ctxt, rc = PTR_ERR(handle)); } - rc = llog_cat_cancel_records(cathandle, 1, logcookies); + rc = llog_cat_cancel_records(req->rq_svc_thread->t_env, + cathandle, 1, logcookies); /* * Do not raise -ENOENT errors for resent rpcs. This rec already @@ -457,253 +466,6 @@ pop_ctxt: } EXPORT_SYMBOL(llog_origin_handle_cancel); -static int llog_catinfo_config(struct obd_device *obd, char *buf, int buf_len, - char *client) -{ - struct mds_obd *mds = &obd->u.mds; - struct llog_ctxt *ctxt = llog_get_context(obd, LLOG_CONFIG_ORIG_CTXT); - struct lvfs_run_ctxt saved; - struct llog_handle *handle = NULL; - char name[4][64]; - int rc, i, l, remains = buf_len; - char *out = buf; - ENTRY; - - if (ctxt == NULL || mds == NULL) - GOTO(release_ctxt, rc = -ENODEV); - - push_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL); - - sprintf(name[0], "%s", mds->mds_profile); - sprintf(name[1], "%s-clean", mds->mds_profile); - sprintf(name[2], "%s", client); - sprintf(name[3], "%s-clean", client); - - for (i = 0; i < 4; i++) { - int index, uncanceled = 0; - rc = llog_create(ctxt, &handle, NULL, name[i]); - if (rc) - GOTO(out_pop, rc); - rc = llog_init_handle(handle, 0, NULL); - if (rc) { - llog_close(handle); - GOTO(out_pop, rc = -ENOENT); - } - - for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index ++) { - if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap)) - uncanceled++; - } - - l = snprintf(out, remains, "[Log Name]: %s\nLog Size: %llu\n" - "Last Index: %d\nUncanceled Records: %d\n\n", - name[i], - i_size_read(handle->lgh_file->f_dentry->d_inode), - handle->lgh_last_idx, uncanceled); - out += l; - remains -= l; - - llog_close(handle); - if (remains <= 0) - break; - } - GOTO(out_pop, rc); -out_pop: - pop_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL); -release_ctxt: - llog_ctxt_put(ctxt); - return rc; -} - -struct cb_data { - struct llog_ctxt *ctxt; - char *out; - int remains; - int init; -}; - -static int llog_catinfo_cb(struct llog_handle *cat, - struct llog_rec_hdr *rec, void *data) -{ - static char *out = NULL; - static int remains = 0; - struct llog_ctxt *ctxt = NULL; - struct llog_handle *handle = NULL; - struct llog_logid *logid; - struct llog_logid_rec *lir; - int l, rc, index, count = 0; - struct cb_data *cbd = (struct cb_data*)data; - ENTRY; - - if (cbd->init) { - out = cbd->out; - remains = cbd->remains; - cbd->init = 0; - } - - if (!(cat->lgh_hdr->llh_flags & LLOG_F_IS_CAT)) - RETURN(-EINVAL); - - if (!cbd->ctxt) - RETURN(-ENODEV); - - lir = (struct llog_logid_rec *)rec; - logid = &lir->lid_id; - rc = llog_create(ctxt, &handle, logid, NULL); - if (rc) - RETURN(-EINVAL); - rc = llog_init_handle(handle, 0, NULL); - if (rc) - GOTO(out_close, rc); - - for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index++) { - if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap)) - count++; - } - - l = snprintf(out, remains, "\t[Log ID]: #"LPX64"#"LPX64"#%08x\n" - "\tLog Size: %llu\n\tLast Index: %d\n" - "\tUncanceled Records: %d\n", - logid->lgl_oid, logid->lgl_oseq, logid->lgl_ogen, - i_size_read(handle->lgh_file->f_dentry->d_inode), - handle->lgh_last_idx, count); - out += l; - remains -= l; - cbd->out = out; - cbd->remains = remains; - if (remains <= 0) { - CWARN("Not enough memory\n"); - rc = -ENOMEM; - } - EXIT; -out_close: - llog_close(handle); - return rc; -} - -static int llog_catinfo_deletions(struct obd_device *obd, char *buf, - int buf_len) -{ - struct mds_obd *mds = &obd->u.mds; - struct llog_handle *handle; - struct lvfs_run_ctxt saved; - int size, i, count; - struct llog_catid *idarray; - char name[32] = CATLIST; - struct cb_data data; - struct llog_ctxt *ctxt = llog_get_context(obd, LLOG_CONFIG_ORIG_CTXT); - int rc; - ENTRY; - - if (ctxt == NULL || mds == NULL) - GOTO(release_ctxt, rc = -ENODEV); - - count = mds->mds_lov_desc.ld_tgt_count; - size = sizeof(*idarray) * count; - - OBD_ALLOC_LARGE(idarray, size); - if (!idarray) - GOTO(release_ctxt, rc = -ENOMEM); - - cfs_mutex_down(&obd->obd_olg.olg_cat_processing); - rc = llog_get_cat_list(obd, name, 0, count, idarray); - if (rc) - GOTO(out_free, rc); - - push_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL); - - data.ctxt = ctxt; - data.out = buf; - data.remains = buf_len; - for (i = 0; i < count; i++) { - int l, index, uncanceled = 0; - - rc = llog_create(ctxt, &handle, &idarray[i].lci_logid, NULL); - if (rc) - GOTO(out_pop, rc); - rc = llog_init_handle(handle, 0, NULL); - if (rc) { - llog_close(handle); - GOTO(out_pop, rc = -ENOENT); - } - for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index++) { - if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap)) - uncanceled++; - } - l = snprintf(data.out, data.remains, - "\n[Catlog ID]: #"LPX64"#"LPX64"#%08x " - "[Log Count]: %d\n", - idarray[i].lci_logid.lgl_oid, - idarray[i].lci_logid.lgl_oseq, - idarray[i].lci_logid.lgl_ogen, uncanceled); - - data.out += l; - data.remains -= l; - data.init = 1; - - llog_process(handle, llog_catinfo_cb, &data, NULL); - llog_close(handle); - - if (data.remains <= 0) - break; - } - EXIT; -out_pop: - pop_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL); -out_free: - cfs_mutex_up(&obd->obd_olg.olg_cat_processing); - OBD_FREE_LARGE(idarray, size); -release_ctxt: - llog_ctxt_put(ctxt); - return rc; -} - -int llog_catinfo(struct ptlrpc_request *req) -{ - struct obd_export *exp = req->rq_export; - struct obd_device *obd = exp->exp_obd; - char *keyword; - char *buf, *reply; - int rc; - ENTRY; - - OBD_ALLOC(buf, LLOG_CHUNK_SIZE); - if (buf == NULL) - RETURN(-ENOMEM); - - memset(buf, 0, LLOG_CHUNK_SIZE); - - keyword = req_capsule_client_get(&req->rq_pill, &RMF_NAME); - LASSERT(keyword); - - if (strcmp(keyword, "config") == 0) { - char *client = req_capsule_client_get(&req->rq_pill, - &RMF_STRING); - - LASSERT(client); - rc = llog_catinfo_config(obd, buf, LLOG_CHUNK_SIZE, client); - } else if (strcmp(keyword, "deletions") == 0) { - rc = llog_catinfo_deletions(obd, buf, LLOG_CHUNK_SIZE); - } else { - rc = -EOPNOTSUPP; - } - - req_capsule_set_size(&req->rq_pill, &RMF_STRING, RCL_SERVER, - LLOG_CHUNK_SIZE); - rc = req_capsule_server_pack(&req->rq_pill); - if (rc) - GOTO(out_free, rc = -ENOMEM); - - reply = req_capsule_server_get(&req->rq_pill, &RMF_STRING); - if (strlen(buf) == 0) - sprintf(buf, "%s", "No log informations\n"); - memcpy(reply, buf, LLOG_CHUNK_SIZE); - EXIT; -out_free: - OBD_FREE(buf, LLOG_CHUNK_SIZE); - return rc; -} - #else /* !__KERNEL__ */ int llog_origin_handle_create(struct ptlrpc_request *req) {