X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fosd-ldiskfs%2Fosd_lproc.c;h=80dc25fb3dc45f2ab67c93907e3f392c6d846c5c;hb=c228613e18d4496d026d56040e394fe90273de2f;hp=6cb96a70a5d4ab0bb24f1bb45a187a80a66fdcff;hpb=35920b759ed78441db0cd9de6ac8ec66da862f22;p=fs%2Flustre-release.git diff --git a/lustre/osd-ldiskfs/osd_lproc.c b/lustre/osd-ldiskfs/osd_lproc.c index 6cb96a7..80dc25f 100644 --- a/lustre/osd-ldiskfs/osd_lproc.c +++ b/lustre/osd-ldiskfs/osd_lproc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -27,7 +23,7 @@ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. * - * Copyright (c) 2011, Whamcloud, Inc. + * Copyright (c) 2011, 2015, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -38,26 +34,23 @@ * Author: Mikhail Pershin */ -#define DEBUG_SUBSYSTEM S_CLASS +#define DEBUG_SUBSYSTEM S_OSD #include -#include - -#include #include "osd_internal.h" -#ifdef LPROCFS +#ifdef CONFIG_PROC_FS void osd_brw_stats_update(struct osd_device *osd, struct osd_iobuf *iobuf) { struct brw_stats *s = &osd->od_brw_stats; - unsigned long *last_block = NULL; + sector_t *last_block = NULL; struct page **pages = iobuf->dr_pages; struct page *last_page = NULL; unsigned long discont_pages = 0; unsigned long discont_blocks = 0; - unsigned long *blocks = iobuf->dr_blocks; + sector_t *blocks = iobuf->dr_blocks; int i, nr_pages = iobuf->dr_npages; int blocks_per_page; int rw = iobuf->dr_rw; @@ -65,7 +58,7 @@ void osd_brw_stats_update(struct osd_device *osd, struct osd_iobuf *iobuf) if (unlikely(nr_pages == 0)) return; - blocks_per_page = CFS_PAGE_SIZE >> osd_sb(osd)->s_blocksize_bits; + blocks_per_page = PAGE_SIZE >> osd_sb(osd)->s_blocksize_bits; lprocfs_oh_tally_log2(&s->hist[BRW_R_PAGES+rw], nr_pages); @@ -85,8 +78,6 @@ void osd_brw_stats_update(struct osd_device *osd, struct osd_iobuf *iobuf) lprocfs_oh_tally(&s->hist[BRW_R_DISCONT_BLOCKS+rw], discont_blocks); } -#define pct(a, b) (b ? a * 100 / b : 0) - static void display_brw_stats(struct seq_file *seq, char *name, char *units, struct obd_histogram *read, struct obd_histogram *write, int scale) { @@ -116,7 +107,7 @@ static void display_brw_stats(struct seq_file *seq, char *name, char *units, else seq_printf(seq, "%uM", scale << (i-20)); - seq_printf(seq, ":\t\t%10lu %3lu %3lu | %4lu %3lu %3lu\n", + seq_printf(seq, ":\t\t%10lu %3u %3u | %4lu %3u %3u\n", r, pct(r, read_tot), pct(read_cum, read_tot), w, pct(w, write_tot), pct(write_cum, write_tot)); @@ -127,12 +118,13 @@ static void display_brw_stats(struct seq_file *seq, char *name, char *units, static void brw_stats_show(struct seq_file *seq, struct brw_stats *brw_stats) { - struct timeval now; + struct timespec64 now; - /* this sampling races with updates */ - cfs_gettimeofday(&now); - seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n", - now.tv_sec, now.tv_usec); + /* this sampling races with updates */ + ktime_get_real_ts64(&now); + + seq_printf(seq, "snapshot_time: %lld.%09ld (secs.nsecs)\n", + (s64)now.tv_sec, now.tv_nsec); display_brw_stats(seq, "pages per bulk r/w", "rpcs", &brw_stats->hist[BRW_R_PAGES], @@ -154,17 +146,15 @@ static void brw_stats_show(struct seq_file *seq, struct brw_stats *brw_stats) &brw_stats->hist[BRW_R_RPC_HIST], &brw_stats->hist[BRW_W_RPC_HIST], 0); - display_brw_stats(seq, "I/O time (1/1000s)", "ios", - &brw_stats->hist[BRW_R_IO_TIME], - &brw_stats->hist[BRW_W_IO_TIME], 1000 / CFS_HZ); + display_brw_stats(seq, "I/O time (1/1000s)", "ios", + &brw_stats->hist[BRW_R_IO_TIME], + &brw_stats->hist[BRW_W_IO_TIME], 1); display_brw_stats(seq, "disk I/O size", "ios", &brw_stats->hist[BRW_R_DISK_IOSIZE], &brw_stats->hist[BRW_W_DISK_IOSIZE], 1); } -#undef pct - static int osd_brw_stats_seq_show(struct seq_file *seq, void *v) { struct osd_device *osd = seq->private; @@ -174,10 +164,11 @@ static int osd_brw_stats_seq_show(struct seq_file *seq, void *v) return 0; } -static ssize_t osd_brw_stats_seq_write(struct file *file, const char *buf, - size_t len, loff_t *off) +static ssize_t osd_brw_stats_seq_write(struct file *file, + const char __user *buf, + size_t len, loff_t *off) { - struct seq_file *seq = file->private_data; + struct seq_file *seq = file->private_data; struct osd_device *osd = seq->private; int i; @@ -195,7 +186,7 @@ static int osd_stats_init(struct osd_device *osd) ENTRY; for (i = 0; i < BRW_LAST; i++) - cfs_spin_lock_init(&osd->od_brw_stats.hist[i].oh_lock); + spin_lock_init(&osd->od_brw_stats.hist[i].oh_lock); osd->od_stats = lprocfs_alloc_stats(LPROC_OSD_LAST, 0); if (osd->od_stats != NULL) { @@ -230,8 +221,8 @@ static int osd_stats_init(struct osd_device *osd) LPROCFS_CNTR_AVGMINMAX, "thandle closing", "usec"); #endif - lprocfs_seq_create(osd->od_proc_entry, "brw_stats", - 0444, &osd_brw_stats_fops, osd); + result = lprocfs_seq_create(osd->od_proc_entry, "brw_stats", + 0644, &osd_brw_stats_fops, osd); } else result = -ENOMEM; @@ -239,198 +230,548 @@ out: RETURN(result); } -static const char *osd_counter_names[] = { -#if OSD_THANDLE_STATS - [LPROC_OSD_THANDLE_STARTING] = "thandle starting", - [LPROC_OSD_THANDLE_OPEN] = "thandle open", - [LPROC_OSD_THANDLE_CLOSING] = "thandle closing" -#endif -}; +static ssize_t fstype_show(struct kobject *kobj, struct attribute *attr, + char *buf) +{ + return sprintf(buf, "ldiskfs\n"); +} +LUSTRE_RO_ATTR(fstype); -int osd_procfs_init(struct osd_device *osd, const char *name) +static ssize_t mntdev_show(struct kobject *kobj, struct attribute *attr, + char *buf) { - struct lprocfs_static_vars lvars; - struct obd_type *type; - int rc; - ENTRY; + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); - /* at the moment there is no linkage between lu_type - * and obd_type, so we lookup obd_type this way */ - type = class_search_type(LUSTRE_OSD_LDISKFS_NAME); + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; - LASSERT(name != NULL); - LASSERT(type != NULL); - - /* Find the type procroot and add the proc entry for this device */ - lprocfs_osd_init_vars(&lvars); - osd->od_proc_entry = lprocfs_register(name, type->typ_procroot, - lvars.obd_vars, &osd->od_dt_dev); - if (IS_ERR(osd->od_proc_entry)) { - rc = PTR_ERR(osd->od_proc_entry); - CERROR("Error %d setting up lprocfs for %s\n", - rc, name); - osd->od_proc_entry = NULL; - GOTO(out, rc); - } + return sprintf(buf, "%s\n", osd->od_mntdev); +} +LUSTRE_RO_ATTR(mntdev); - rc = lu_time_init(&osd->od_stats, - osd->od_proc_entry, - osd_counter_names, ARRAY_SIZE(osd_counter_names)); +static ssize_t read_cache_enable_show(struct kobject *kobj, + struct attribute *attr, + char *buf) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); - rc = osd_stats_init(osd); + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; - EXIT; -out: - if (rc) - osd_procfs_fini(osd); - return rc; + return sprintf(buf, "%u\n", osd->od_read_cache); } -int osd_procfs_fini(struct osd_device *osd) +static ssize_t read_cache_enable_store(struct kobject *kobj, + struct attribute *attr, + const char *buffer, size_t count) { - if (osd->od_stats) - lu_time_fini(&osd->od_stats); + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); + bool val; + int rc; + + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; - if (osd->od_proc_entry) { - lprocfs_remove(&osd->od_proc_entry); - osd->od_proc_entry = NULL; - } - RETURN(0); + rc = kstrtobool(buffer, &val); + if (rc) + return rc; + + osd->od_read_cache = val; + return count; +} +LUSTRE_RW_ATTR(read_cache_enable); + +static ssize_t writethrough_cache_enable_show(struct kobject *kobj, + struct attribute *attr, + char *buf) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); + + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; + + return sprintf(buf, "%u\n", osd->od_writethrough_cache); +} + +static ssize_t writethrough_cache_enable_store(struct kobject *kobj, + struct attribute *attr, + const char *buffer, + size_t count) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); + bool val; + int rc; + + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; + + rc = kstrtobool(buffer, &val); + if (rc) + return rc; + + osd->od_writethrough_cache = val; + return count; } +LUSTRE_RW_ATTR(writethrough_cache_enable); -void osd_lprocfs_time_start(const struct lu_env *env) +ssize_t force_sync_store(struct kobject *kobj, struct attribute *attr, + const char *buffer, size_t count) { - lu_lprocfs_time_start(env); + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); + struct lu_env env; + int rc; + + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; + + rc = lu_env_init(&env, LCT_LOCAL); + if (rc) + return rc; + + rc = dt_sync(&env, dt); + lu_env_fini(&env); + + return rc == 0 ? count : rc; } +LUSTRE_WO_ATTR(force_sync); -void osd_lprocfs_time_end(const struct lu_env *env, struct osd_device *osd, - int idx) +static ssize_t nonrotational_show(struct kobject *kobj, struct attribute *attr, + char *buf) { - lu_lprocfs_time_end(env, osd->od_stats, idx); + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); + + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; + + return sprintf(buf, "%u\n", osd->od_nonrotational); } +static ssize_t nonrotational_store(struct kobject *kobj, + struct attribute *attr, const char *buffer, + size_t count) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *osd = osd_dt_dev(dt); + bool val; + int rc; + + LASSERT(osd); + if (unlikely(!osd->od_mnt)) + return -EINPROGRESS; + + rc = kstrtobool(buffer, &val); + if (rc) + return rc; + osd->od_nonrotational = val; + return count; +} +LUSTRE_RW_ATTR(nonrotational); -static int lprocfs_osd_rd_fstype(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t pdo_show(struct kobject *kobj, struct attribute *attr, + char *buf) { - struct obd_device *osd = data; + return sprintf(buf, "%s\n", ldiskfs_pdo ? "ON" : "OFF"); +} + +static ssize_t pdo_store(struct kobject *kobj, struct attribute *attr, + const char *buffer, size_t count) +{ + bool pdo; + int rc; + + rc = kstrtobool(buffer, &pdo); + if (rc != 0) + return rc; + + ldiskfs_pdo = pdo; - LASSERT(osd != NULL); - return snprintf(page, count, "ldiskfs\n"); + return count; } +LUSTRE_RW_ATTR(pdo); -static int lprocfs_osd_rd_mntdev(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t auto_scrub_show(struct kobject *kobj, struct attribute *attr, + char *buf) { - struct osd_device *osd = osd_dt_dev(data); + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); - LASSERT(osd != NULL); - if (unlikely(osd->od_mnt == NULL)) - return -EINPROGRESS; + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; - LASSERT(mnt_get_devname(osd->od_mnt)); - *eof = 1; + return sprintf(buf, "%lld\n", dev->od_auto_scrub_interval); +} - return snprintf(page, count, "%s\n", - mnt_get_devname(osd->od_mnt)); +static ssize_t auto_scrub_store(struct kobject *kobj, struct attribute *attr, + const char *buffer, size_t count) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); + s64 val; + int rc; + + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; + + rc = kstrtoll(buffer, 0, &val); + if (rc) + return rc; + + dev->od_auto_scrub_interval = val; + return count; } +LUSTRE_RW_ATTR(auto_scrub); -#ifdef HAVE_LDISKFS_PDO -static int lprocfs_osd_rd_pdo(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t full_scrub_ratio_show(struct kobject *kobj, + struct attribute *attr, + char *buf) { - *eof = 1; + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); - return snprintf(page, count, "%s\n", ldiskfs_pdo ? "ON" : "OFF"); + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; + + return sprintf(buf, "%llu\n", dev->od_full_scrub_ratio); } -static int lprocfs_osd_wr_pdo(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t full_scrub_ratio_store(struct kobject *kobj, + struct attribute *attr, + const char *buffer, size_t count) { - int pdo; - int rc; + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); + s64 val; + int rc; + + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; - rc = lprocfs_write_helper(buffer, count, &pdo); - if (rc != 0) - return rc; + rc = kstrtoll(buffer, 0, &val); + if (rc) + return rc; - ldiskfs_pdo = !!pdo; + if (val < 0) + return -EINVAL; - return count; + dev->od_full_scrub_ratio = val; + return count; } -#endif +LUSTRE_RW_ATTR(full_scrub_ratio); -static int lprocfs_osd_rd_auto_scrub(char *page, char **start, off_t off, - int count, int *eof, void *data) +static ssize_t full_scrub_threshold_rate_show(struct kobject *kobj, + struct attribute *attr, + char *buf) { - struct osd_device *dev = data; + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); - LASSERT(dev != NULL); - if (unlikely(dev->od_mnt == NULL)) + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; + + return sprintf(buf, "%llu (bad OI mappings/minute)\n", + dev->od_full_scrub_threshold_rate); +} + +static ssize_t full_scrub_threshold_rate_store(struct kobject *kobj, + struct attribute *attr, + const char *buffer, size_t count) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); + u64 val; + int rc; + + LASSERT(dev); + if (unlikely(!dev->od_mnt)) return -EINPROGRESS; - *eof = 1; - return snprintf(page, count, "%d\n", !dev->od_scrub.os_no_scrub); + rc = kstrtoull(buffer, 0, &val); + if (rc != 0) + return rc; + + dev->od_full_scrub_threshold_rate = val; + return count; } +LUSTRE_RW_ATTR(full_scrub_threshold_rate); -static int lprocfs_osd_wr_auto_scrub(struct file *file, const char *buffer, - unsigned long count, void *data) +static int ldiskfs_osd_oi_scrub_seq_show(struct seq_file *m, void *data) { - struct osd_device *dev = data; - int val, rc; + struct osd_device *dev = osd_dt_dev((struct dt_device *)m->private); LASSERT(dev != NULL); if (unlikely(dev->od_mnt == NULL)) return -EINPROGRESS; - rc = lprocfs_write_helper(buffer, count, &val); + osd_scrub_dump(m, dev); + return 0; +} + +LDEBUGFS_SEQ_FOPS_RO(ldiskfs_osd_oi_scrub); + +static int ldiskfs_osd_readcache_seq_show(struct seq_file *m, void *data) +{ + struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private); + + LASSERT(osd != NULL); + if (unlikely(osd->od_mnt == NULL)) + return -EINPROGRESS; + + seq_printf(m, "%llu\n", osd->od_readcache_max_filesize); + return 0; +} + +static ssize_t +ldiskfs_osd_readcache_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) +{ + struct seq_file *m = file->private_data; + struct dt_device *dt = m->private; + struct osd_device *osd = osd_dt_dev(dt); + u64 val; + int rc; + + LASSERT(osd != NULL); + if (unlikely(osd->od_mnt == NULL)) + return -EINPROGRESS; + + rc = lprocfs_str_with_units_to_u64(buffer, count, &val, '1'); if (rc) return rc; - dev->od_scrub.os_no_scrub = !val; + osd->od_readcache_max_filesize = val > OSD_MAX_CACHE_SIZE ? + OSD_MAX_CACHE_SIZE : val; return count; } -static int lprocfs_osd_rd_oi_scrub(char *page, char **start, off_t off, - int count, int *eof, void *data) +LDEBUGFS_SEQ_FOPS(ldiskfs_osd_readcache); + +#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 52, 0) +static ssize_t index_in_idif_show(struct kobject *kobj, struct attribute *attr, + char *buf) { - struct osd_device *dev = data; + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); - LASSERT(dev != NULL); - if (unlikely(dev->od_mnt == NULL)) + LASSERT(dev); + if (unlikely(!dev->od_mnt)) return -EINPROGRESS; - *eof = 1; - return osd_scrub_dump(dev, page, count); + return sprintf(buf, "%d\n", (int)(dev->od_index_in_idif)); } -struct lprocfs_vars lprocfs_osd_obd_vars[] = { - { "blocksize", lprocfs_osd_rd_blksize, 0, 0 }, - { "kbytestotal", lprocfs_osd_rd_kbytestotal, 0, 0 }, - { "kbytesfree", lprocfs_osd_rd_kbytesfree, 0, 0 }, - { "kbytesavail", lprocfs_osd_rd_kbytesavail, 0, 0 }, - { "filestotal", lprocfs_osd_rd_filestotal, 0, 0 }, - { "filesfree", lprocfs_osd_rd_filesfree, 0, 0 }, - { "fstype", lprocfs_osd_rd_fstype, 0, 0 }, - { "mntdev", lprocfs_osd_rd_mntdev, 0, 0 }, -#ifdef HAVE_LDISKFS_PDO - { "pdo", lprocfs_osd_rd_pdo, lprocfs_osd_wr_pdo, 0 }, +static ssize_t index_in_idif_store(struct kobject *kobj, + struct attribute *attr, + const char *buffer, size_t count) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); + struct lu_target *tgt; + struct lu_env env; + bool val; + int rc; + + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; + + rc = kstrtobool(buffer, &val); + if (rc) + return rc; + + if (dev->od_index_in_idif) { + if (val) + return count; + + LCONSOLE_WARN("%s: OST-index in IDIF has been enabled, " + "it cannot be reverted back.\n", osd_name(dev)); + return -EPERM; + } + + if (!val) + return count; + + rc = lu_env_init(&env, LCT_DT_THREAD); + if (rc) + return rc; + + tgt = dev->od_dt_dev.dd_lu_dev.ld_site->ls_tgt; + tgt->lut_lsd.lsd_feature_rocompat |= OBD_ROCOMPAT_IDX_IN_IDIF; + rc = tgt_server_data_update(&env, tgt, 1); + lu_env_fini(&env); + if (rc < 0) + return rc; + + LCONSOLE_INFO("%s: enable OST-index in IDIF successfully, " + "it cannot be reverted back.\n", osd_name(dev)); + + dev->od_index_in_idif = 1; + return count; +} +LUSTRE_RW_ATTR(index_in_idif); + +int osd_register_proc_index_in_idif(struct osd_device *osd) +{ + struct dt_device *dt = &osd->od_dt_dev; + + return sysfs_create_file(&dt->dd_kobj, &lustre_attr_index_in_idif.attr); +} #endif - { "auto_scrub", lprocfs_osd_rd_auto_scrub, - lprocfs_osd_wr_auto_scrub, 0 }, - { "oi_scrub", lprocfs_osd_rd_oi_scrub, 0, 0 }, - { 0 } + +static ssize_t index_backup_show(struct kobject *kobj, struct attribute *attr, + char *buf) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); + + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; + + return sprintf(buf, "%d\n", dev->od_index_backup_policy); +} + +ssize_t index_backup_store(struct kobject *kobj, struct attribute *attr, + const char *buffer, size_t count) +{ + struct dt_device *dt = container_of(kobj, struct dt_device, + dd_kobj); + struct osd_device *dev = osd_dt_dev(dt); + int val; + int rc; + + LASSERT(dev); + if (unlikely(!dev->od_mnt)) + return -EINPROGRESS; + + rc = kstrtoint(buffer, 0, &val); + if (rc) + return rc; + + dev->od_index_backup_policy = val; + return count; +} +LUSTRE_RW_ATTR(index_backup); + +struct lprocfs_vars lprocfs_osd_obd_vars[] = { + { .name = "oi_scrub", + .fops = &ldiskfs_osd_oi_scrub_fops }, + { .name = "readcache_max_filesize", + .fops = &ldiskfs_osd_readcache_fops }, + { NULL } }; -struct lprocfs_vars lprocfs_osd_module_vars[] = { - { "num_refs", lprocfs_rd_numrefs, 0, 0 }, - { 0 } +static struct attribute *ldiskfs_attrs[] = { + &lustre_attr_read_cache_enable.attr, + &lustre_attr_writethrough_cache_enable.attr, + &lustre_attr_fstype.attr, + &lustre_attr_mntdev.attr, + &lustre_attr_force_sync.attr, + &lustre_attr_nonrotational.attr, + &lustre_attr_index_backup.attr, + &lustre_attr_auto_scrub.attr, + &lustre_attr_pdo.attr, + &lustre_attr_full_scrub_ratio.attr, + &lustre_attr_full_scrub_threshold_rate.attr, + NULL, }; -void lprocfs_osd_init_vars(struct lprocfs_static_vars *lvars) +int osd_procfs_init(struct osd_device *osd, const char *name) { - lvars->module_vars = lprocfs_osd_module_vars; - lvars->obd_vars = lprocfs_osd_obd_vars; + struct obd_type *type; + int rc; + + ENTRY; + + /* at the moment there is no linkage between lu_type + * and obd_type, so we lookup obd_type this way + */ + type = class_search_type(LUSTRE_OSD_LDISKFS_NAME); + + LASSERT(name); + LASSERT(type); + + LCONSOLE_INFO("osd-ldiskfs create tunables for %s\n", name); + + /* put reference taken by class_search_type */ + kobject_put(&type->typ_kobj); + + osd->od_dt_dev.dd_ktype.default_attrs = ldiskfs_attrs; + rc = dt_tunables_init(&osd->od_dt_dev, type, name, + lprocfs_osd_obd_vars); + if (rc) { + CERROR("%s: cannot setup sysfs / debugfs entry: %d\n", + name, rc); + GOTO(out, rc); + } + + if (osd->od_proc_entry) + RETURN(0); + + /* Find the type procroot and add the proc entry for this device */ + osd->od_proc_entry = lprocfs_register(name, type->typ_procroot, + NULL, &osd->od_dt_dev); + if (IS_ERR(osd->od_proc_entry)) { + rc = PTR_ERR(osd->od_proc_entry); + CERROR("Error %d setting up lprocfs for %s\n", + rc, name); + osd->od_proc_entry = NULL; + GOTO(out, rc); + } + + rc = osd_stats_init(osd); + + EXIT; +out: + if (rc) + osd_procfs_fini(osd); + return rc; +} + +int osd_procfs_fini(struct osd_device *osd) +{ + if (osd->od_stats) + lprocfs_free_stats(&osd->od_stats); + + if (osd->od_proc_entry) + lprocfs_remove(&osd->od_proc_entry); + + return dt_tunables_fini(&osd->od_dt_dev); } #endif