#include <linux/init.h>
#include <lprocfs_status.h>
#include <libcfs/list.h>
-#include <lustre_quota.h>
#include "ost_internal.h"
static int oss_num_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
*/
*/
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;
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);
}
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. */
}
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;
+ 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");
+ }
+ }
+ }
- 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);
- }
+ bufsize = 4;
+ err = cfs_crypto_hash_final(hdesc, (unsigned char *)&cksum, &bufsize);
+ if (err)
+ cfs_crypto_hash_final(hdesc, NULL, NULL);
- return fini_checksum(cksum, cksum_type);
+ 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;
/* 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
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 */
ost_tls_put(req);
out_bulk:
if (desc && !CFS_FAIL_PRECHECK(OBD_FAIL_PTLRPC_CLIENT_BULK_CB2))
- ptlrpc_free_bulk(desc);
+ ptlrpc_free_bulk_nopin(desc);
out:
LASSERT(rc <= 0);
if (rc == 0) {
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(desc);
+ ptlrpc_free_bulk_nopin(desc);
}
RETURN(rc);
/* 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)
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[0].lnb_file_offset,
+ local_nb[npages-1].lnb_file_offset +
local_nb[npages-1].len - 1 );
CERROR("client csum %x, original server csum %x, "
"server csum now %x\n",
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);
RETURN(rc);
}
-#ifdef HAVE_QUOTA_SUPPORT
static int ost_handle_quotactl(struct ptlrpc_request *req)
{
struct obd_quotactl *oqctl, *repoqc;
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)
/* 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(NULL, 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(oinfo);
- 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(NULL, 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);
- }
+ 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);
- RETURN(rc);
+ 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,
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",
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;
*/
static inline int prolong_timeout(struct ptlrpc_request *req)
{
- struct ptlrpc_service *svc = req->rq_rqbd->rqbd_service;
+ struct ptlrpc_service_part *svcpt = req->rq_rqbd->rqbd_svcpt;
- if (AT_OFF)
- return obd_timeout / 2;
+ if (AT_OFF)
+ return obd_timeout / 2;
- return max(at_est2timeout(at_get(&svc->srv_at_estimate)), ldlm_timeout);
+ return max(at_est2timeout(at_get(&svcpt->scp_at_estimate)),
+ ldlm_timeout);
}
static void ost_prolong_lock_one(struct ost_prolong_data *opd,
};
/** 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) {
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);
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))
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 OST_QUOTACHECK:
CDEBUG(D_INODE, "quotacheck\n");
req_capsule_set(&req->rq_pill, &RQF_OST_QUOTACHECK);
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);
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");
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 */
/*
* 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) {
/*
* 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;
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)
#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)
cfs_mutex_init(&ost->ost_health_mutex);
- 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_online_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);
+ 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);
}
- 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;
+ 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);
}
- 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);
- }
+ 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;
+ }
+ }
+ }
- 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);
+ 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);
}
- 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);
-
ping_evictor_start();
RETURN(0);
-out_io:
- 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;
ptlrpc_unregister_service(ost->ost_io_service);
ost->ost_service = NULL;
ost->ost_create_service = NULL;
- cfs_mutex_unlock(&ost->ost_health_mutex);
+ ost->ost_io_service = NULL;
- lprocfs_obd_cleanup(obd);
+ cfs_mutex_unlock(&ost->ost_health_mutex);
+
+ lprocfs_obd_cleanup(obd);
- RETURN(err);
+ if (ost_io_cptable != NULL) {
+ cfs_cpt_table_free(ost_io_cptable);
+ ost_io_cptable = NULL;
+ }
+
+ RETURN(err);
}
static int ost_health_check(const struct lu_env *env, struct obd_device *obd)
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);
static void /*__exit*/ ost_exit(void)
{
+ if (ost_page_to_corrupt)
+ page_cache_release(ost_page_to_corrupt);
+
class_unregister_type(LUSTRE_OSS_NAME);
}