X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fquota%2Fqsd_reint.c;h=5263c52e816ffcfda529cc9f77d8658d46a81a42;hp=ad2894f103690bd532e8da7b543d8c877aa42014;hb=adfb405433aac3691bbd00ed548203c57ce61e3a;hpb=92c24af6c7c9d0836bf866975bc0a1d641a4a815 diff --git a/lustre/quota/qsd_reint.c b/lustre/quota/qsd_reint.c index ad2894f..5263c52 100644 --- a/lustre/quota/qsd_reint.c +++ b/lustre/quota/qsd_reint.c @@ -21,19 +21,17 @@ * GPL HEADER END */ /* - * Copyright (c) 2012, Intel Corporation. + * Copyright (c) 2012, 2014, Intel Corporation. * Use is subject to license terms. * * Author: Johann Lombardi * Author: Niu Yawei */ -#ifndef EXPORT_SYMTAB -# define EXPORT_SYMTAB -#endif - #define DEBUG_SUBSYSTEM S_LQUOTA +#include +#include #include "qsd_internal.h" /* @@ -98,7 +96,7 @@ out: static int qsd_reint_entries(const struct lu_env *env, struct qsd_qtype_info *qqi, struct idx_info *ii, bool global, - cfs_page_t **pages, + struct page **pages, unsigned int npages, bool need_swab) { struct qsd_thread_info *qti = qsd_info(env); @@ -123,7 +121,7 @@ static int qsd_reint_entries(const struct lu_env *env, size = ii->ii_recsize + ii->ii_keysize; for (i = 0; i < npages; i++) { - union lu_page *lip = cfs_kmap(pages[i]); + union lu_page *lip = kmap(pages[i]); for (j = 0; j < LU_PAGE_COUNT; j++) { if (need_swab) @@ -173,7 +171,7 @@ static int qsd_reint_entries(const struct lu_env *env, lip++; } out: - cfs_kunmap(pages[i]); + kunmap(pages[i]); if (rc) break; } @@ -187,7 +185,7 @@ static int qsd_reint_index(const struct lu_env *env, struct qsd_qtype_info *qqi, struct qsd_instance *qsd = qqi->qqi_qsd; struct idx_info *ii = &qti->qti_ii; struct lu_fid *fid; - cfs_page_t **pages = NULL; + struct page **pages = NULL; unsigned int npages, pg_cnt; __u64 start_hash = 0, ver = 0; bool need_swab = false; @@ -198,14 +196,14 @@ static int qsd_reint_index(const struct lu_env *env, struct qsd_qtype_info *qqi, /* let's do a 1MB bulk */ npages = min_t(unsigned int, OFD_MAX_BRW_SIZE, 1 << 20); - npages /= CFS_PAGE_SIZE; + npages /= PAGE_CACHE_SIZE; /* allocate pages for bulk index read */ OBD_ALLOC(pages, npages * sizeof(*pages)); if (pages == NULL) GOTO(out, rc = -ENOMEM); for (i = 0; i < npages; i++) { - pages[i] = cfs_alloc_page(CFS_ALLOC_STD); + pages[i] = alloc_page(GFP_IOFS); if (pages[i] == NULL) GOTO(out, rc = -ENOMEM); } @@ -258,7 +256,7 @@ repeat: ver = ii->ii_version; pg_cnt = (ii->ii_count + (LU_PAGE_COUNT) - 1); - pg_cnt >>= CFS_PAGE_SHIFT - LU_PAGE_SHIFT; + pg_cnt >>= PAGE_CACHE_SHIFT - LU_PAGE_SHIFT; if (pg_cnt > npages) { CERROR("%s: master returned more pages than expected, %u > %u" @@ -278,7 +276,7 @@ out: if (pages != NULL) { for (i = 0; i < npages; i++) if (pages[i] != NULL) - cfs_free_page(pages[i]); + __free_page(pages[i]); OBD_FREE(pages, npages * sizeof(*pages)); } @@ -309,7 +307,7 @@ static int qsd_reconciliation(const struct lu_env *env, LASSERT(qqi->qqi_glb_obj != NULL); iops = &qqi->qqi_glb_obj->do_index_ops->dio_it; - it = iops->init(env, qqi->qqi_glb_obj, 0, BYPASS_CAPA); + it = iops->init(env, qqi->qqi_glb_obj, 0); if (IS_ERR(it)) { CWARN("%s: Initialize it for "DFID" failed. %ld\n", qsd->qsd_svname, PFID(&qqi->qqi_fid), PTR_ERR(it)); @@ -417,8 +415,6 @@ static int qsd_reint_main(void *args) int rc; ENTRY; - cfs_daemonize("qsd_reint"); - CDEBUG(D_QUOTA, "%s: Starting reintegration thread for "DFID"\n", qsd->qsd_svname, PFID(&qqi->qqi_fid)); @@ -426,7 +422,7 @@ static int qsd_reint_main(void *args) lu_ref_add(&qqi->qqi_reference, "reint_thread", thread); thread_set_flags(thread, SVC_RUNNING); - cfs_waitq_signal(&thread->t_ctl_waitq); + wake_up(&thread->t_ctl_waitq); OBD_ALLOC_PTR(env); if (env == NULL) @@ -503,7 +499,7 @@ static int qsd_reint_main(void *args) if (qqi->qqi_slv_ver != qti->qti_slv_ver) { rc = qsd_reint_index(env, qqi, false); if (rc) { - CWARN("%s: Reint slave for "DFID" failed. %d\n", + CWARN("%s: reintegration for "DFID" failed with %d\n", qsd->qsd_svname, PFID(&qqi->qqi_slv_fid), rc); GOTO(out_lock, rc); } @@ -511,7 +507,7 @@ static int qsd_reint_main(void *args) qsd_bump_version(qqi, qqi->qqi_slv_ver, false); } - /* wait for the connection to master established */ + /* wait for the qsd instance started (target recovery done) */ l_wait_event(thread->t_ctl_waitq, qsd_started(qsd) || !thread_is_running(thread), &lwi); @@ -521,8 +517,8 @@ static int qsd_reint_main(void *args) /* Step 4: start reconciliation for each enforced ID */ rc = qsd_reconciliation(env, qqi); if (rc) - CWARN("%s: reconciliation failed. "DFID", %d\n", - qsd->qsd_svname, PFID(&qti->qti_fid), rc); + CWARN("%s: reconciliation for "DFID" failed with %d\n", + qsd->qsd_svname, PFID(&qqi->qqi_slv_fid), rc); EXIT; out_lock: @@ -540,7 +536,7 @@ out: lu_ref_del(&qqi->qqi_reference, "reint_thread", thread); thread_set_flags(thread, SVC_STOPPED); - cfs_waitq_signal(&thread->t_ctl_waitq); + wake_up(&thread->t_ctl_waitq); return rc; } @@ -551,20 +547,20 @@ void qsd_stop_reint_thread(struct qsd_qtype_info *qqi) if (!thread_is_stopped(thread)) { thread_set_flags(thread, SVC_STOPPING); - cfs_waitq_signal(&thread->t_ctl_waitq); + wake_up(&thread->t_ctl_waitq); l_wait_event(thread->t_ctl_waitq, thread_is_stopped(thread), &lwi); } } -static int qsd_entry_iter_cb(cfs_hash_t *hs, cfs_hash_bd_t *bd, - cfs_hlist_node_t *hnode, void *data) +static int qsd_entry_iter_cb(struct cfs_hash *hs, struct cfs_hash_bd *bd, + struct hlist_node *hnode, void *data) { struct lquota_entry *lqe; int *pending = (int *)data; - lqe = cfs_hlist_entry(hnode, struct lquota_entry, lqe_hash); + lqe = hlist_entry(hnode, struct lquota_entry, lqe_hash); LASSERT(atomic_read(&lqe->lqe_ref) > 0); lqe_read_lock(lqe); @@ -585,9 +581,9 @@ static bool qsd_pending_updates(struct qsd_qtype_info *qqi) /* any pending quota adjust? */ spin_lock(&qsd->qsd_adjust_lock); - cfs_list_for_each_entry_safe(lqe, n, &qsd->qsd_adjust_list, lqe_link) { + list_for_each_entry_safe(lqe, n, &qsd->qsd_adjust_list, lqe_link) { if (lqe2qqi(lqe) == qqi) { - cfs_list_del_init(&lqe->lqe_link); + list_del_init(&lqe->lqe_link); lqe_putref(lqe); } } @@ -595,7 +591,7 @@ static bool qsd_pending_updates(struct qsd_qtype_info *qqi) /* any pending updates? */ read_lock(&qsd->qsd_lock); - cfs_list_for_each_entry(upd, &qsd->qsd_upd_list, qur_link) { + list_for_each_entry(upd, &qsd->qsd_upd_list, qur_link) { if (upd->qur_qqi == qqi) { read_unlock(&qsd->qsd_lock); CDEBUG(D_QUOTA, "%s: pending %s updates for type:%d.\n", @@ -628,15 +624,17 @@ int qsd_start_reint_thread(struct qsd_qtype_info *qqi) { struct ptlrpc_thread *thread = &qqi->qqi_reint_thread; struct qsd_instance *qsd = qqi->qqi_qsd; - struct l_wait_info lwi = { 0 }; - int rc; + struct l_wait_info lwi = { 0 }; + struct task_struct *task; + int rc; + char *name; ENTRY; /* don't bother to do reintegration when quota isn't enabled */ - if (!qsd_type_enabled(qqi->qqi_qsd, qqi->qqi_qtype)) + if (!qsd_type_enabled(qsd, qqi->qqi_qtype)) RETURN(0); - if (qqi->qqi_qsd->qsd_acct_failed) + if (qsd->qsd_acct_failed) /* no space accounting support, can't enable enforcement */ RETURN(0); @@ -662,8 +660,18 @@ int qsd_start_reint_thread(struct qsd_qtype_info *qqi) RETURN(0); } - rc = cfs_create_thread(qsd_reint_main, (void *)qqi, 0); - if (rc < 0) { + OBD_ALLOC(name, MTI_NAME_MAXLEN); + if (name == NULL) + RETURN(-ENOMEM); + + snprintf(name, MTI_NAME_MAXLEN, "qsd_reint_%d.%s", + qqi->qqi_qtype, qsd->qsd_svname); + + task = kthread_run(qsd_reint_main, qqi, name); + OBD_FREE(name, MTI_NAME_MAXLEN); + + if (IS_ERR(task)) { + rc = PTR_ERR(task); thread_set_flags(thread, SVC_STOPPED); write_lock(&qsd->qsd_lock); qqi->qqi_reint = 0;