X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fmdt%2Fmdt_lproc.c;h=0ee5148906a8ea8c33fb8494ac21d9485046fcb0;hp=d20bec9e5dbe763cb7ac0fea3d46d8b50f187389;hb=94cb946d1360c0df541423ec10487545e4697aa7;hpb=56ebff3af4e4d621a912453b7fa0076f67a36115 diff --git a/lustre/mdt/mdt_lproc.c b/lustre/mdt/mdt_lproc.c index d20bec9..0ee5148 100644 --- a/lustre/mdt/mdt_lproc.c +++ b/lustre/mdt/mdt_lproc.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. @@ -26,8 +24,10 @@ * GPL HEADER END */ /* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved + * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. + * + * Copyright (c) 2011, 2013, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -39,9 +39,6 @@ * Author: Fan Yong */ -#ifndef EXPORT_SYMTAB -# define EXPORT_SYMTAB -#endif #define DEBUG_SUBSYSTEM S_MDS #include @@ -62,54 +59,221 @@ #include #include #include -#include #include -#include #include "mdt_internal.h" #include -static const char *mdt_proc_names[LPROC_MDT_NR] = { -}; +/** + * The rename stats output would be YAML formats, like + * rename_stats: + * - snapshot_time: 1234567890.123456 + * - same_dir: + * 4kB: { samples: 1230, pct: 33, cum_pct: 45 } + * 8kB: { samples: 1242, pct: 33, cum_pct: 78 } + * 16kB: { samples: 132, pct: 3, cum_pct: 81 } + * - crossdir_src: + * 4kB: { samples: 123, pct: 33, cum_pct: 45 } + * 8kB: { samples: 124, pct: 33, cum_pct: 78 } + * 16kB: { samples: 12, pct: 3, cum_pct: 81 } + * - crossdir_tgt: + * 4kB: { samples: 123, pct: 33, cum_pct: 45 } + * 8kB: { samples: 124, pct: 33, cum_pct: 78 } + * 16kB: { samples: 12, pct: 3, cum_pct: 81 } + **/ + +#define pct(a, b) (b ? a * 100 / b : 0) + +static void display_rename_stats(struct seq_file *seq, char *name, + struct obd_histogram *hist) +{ + unsigned long tot, t, cum = 0; + int i; + + tot = lprocfs_oh_sum(hist); + if (tot > 0) + seq_printf(seq, "- %-15s\n", name); + /* dir size start from 4K, start i from 10(2^10) here */ + for (i = 0; i < OBD_HIST_MAX; i++) { + t = hist->oh_buckets[i]; + cum += t; + if (cum == 0) + continue; -int mdt_procfs_init(struct mdt_device *mdt, const char *name) + if (i < 10) + seq_printf(seq, "%6s%d%s", " ", 1<< i, "bytes:"); + else if (i < 20) + seq_printf(seq, "%6s%d%s", " ", 1<<(i-10), "KB:"); + else + seq_printf(seq, "%6s%d%s", " ", 1<<(i-20), "MB:"); + + seq_printf(seq, " { sample: %3lu, pct: %3lu, cum_pct: %3lu }\n", + t, pct(t, tot), pct(cum, tot)); + + if (cum == tot) + break; + } +} + +static void rename_stats_show(struct seq_file *seq, + struct rename_stats *rename_stats) +{ + struct timeval now; + + /* this sampling races with updates */ + do_gettimeofday(&now); + seq_printf(seq, "rename_stats:\n"); + seq_printf(seq, "- %-15s %lu.%lu\n", "snapshot_time:", + now.tv_sec, now.tv_usec); + + display_rename_stats(seq, "same_dir", + &rename_stats->hist[RENAME_SAMEDIR_SIZE]); + display_rename_stats(seq, "crossdir_src", + &rename_stats->hist[RENAME_CROSSDIR_SRC_SIZE]); + display_rename_stats(seq, "crossdir_tgt", + &rename_stats->hist[RENAME_CROSSDIR_TGT_SIZE]); +} + +#undef pct + +static int mdt_rename_stats_seq_show(struct seq_file *seq, void *v) { - struct lu_device *ld = &mdt->mdt_md_dev.md_lu_dev; - int result; - ENTRY; + struct mdt_device *mdt = seq->private; - LASSERT(name != NULL); - mdt->mdt_proc_entry = ld->ld_obd->obd_proc_entry; - LASSERT(mdt->mdt_proc_entry != NULL); + rename_stats_show(seq, &mdt->mdt_rename_stats); - result = lu_time_init(&mdt->mdt_stats, mdt->mdt_proc_entry, - mdt_proc_names, ARRAY_SIZE(mdt_proc_names)); - if (result == 0) - result = lu_time_named_init(&ld->ld_site->ls_time_stats, - "site_time", mdt->mdt_proc_entry, - lu_time_names, - ARRAY_SIZE(lu_time_names)); - RETURN(result); + return 0; } -int mdt_procfs_fini(struct mdt_device *mdt) +static ssize_t mdt_rename_stats_seq_write(struct file *file, const char *buf, + size_t len, loff_t *off) { - struct lu_device *ld = &mdt->mdt_md_dev.md_lu_dev; - if (mdt->mdt_proc_entry) { - lu_time_fini(&ld->ld_site->ls_time_stats); - lu_time_fini(&mdt->mdt_stats); - mdt->mdt_proc_entry = NULL; + struct seq_file *seq = file->private_data; + struct mdt_device *mdt = seq->private; + int i; + + for (i = 0; i < RENAME_LAST; i++) + lprocfs_oh_clear(&mdt->mdt_rename_stats.hist[i]); + + return len; +} + +LPROC_SEQ_FOPS(mdt_rename_stats); + +static int lproc_mdt_attach_rename_seqstat(struct mdt_device *mdt) +{ + int i; + + for (i = 0; i < RENAME_LAST; i++) + spin_lock_init(&mdt->mdt_rename_stats.hist[i].oh_lock); + + return lprocfs_obd_seq_create(mdt2obd_dev(mdt), "rename_stats", 0644, + &mdt_rename_stats_fops, mdt); +} + +void mdt_rename_counter_tally(struct mdt_thread_info *info, + struct mdt_device *mdt, + struct ptlrpc_request *req, + struct mdt_object *src, + struct mdt_object *tgt) +{ + struct md_attr *ma = &info->mti_attr; + struct rename_stats *rstats = &mdt->mdt_rename_stats; + int rc; + + ma->ma_need = MA_INODE; + ma->ma_valid = 0; + rc = mo_attr_get(info->mti_env, mdt_object_child(src), ma); + if (rc) { + CERROR("%s: "DFID" attr_get, rc = %d\n", + mdt_obd_name(mdt), PFID(mdt_object_fid(src)), rc); + return; + } + + if (src == tgt) { + mdt_counter_incr(req, LPROC_MDT_SAMEDIR_RENAME); + lprocfs_oh_tally_log2(&rstats->hist[RENAME_SAMEDIR_SIZE], + (unsigned int)ma->ma_attr.la_size); + return; + } + + mdt_counter_incr(req, LPROC_MDT_CROSSDIR_RENAME); + lprocfs_oh_tally_log2(&rstats->hist[RENAME_CROSSDIR_SRC_SIZE], + (unsigned int)ma->ma_attr.la_size); + + ma->ma_need = MA_INODE; + ma->ma_valid = 0; + rc = mo_attr_get(info->mti_env, mdt_object_child(tgt), ma); + if (rc) { + CERROR("%s: "DFID" attr_get, rc = %d\n", + mdt_obd_name(mdt), PFID(mdt_object_fid(tgt)), rc); + return; } - RETURN(0); + + lprocfs_oh_tally_log2(&rstats->hist[RENAME_CROSSDIR_TGT_SIZE], + (unsigned int)ma->ma_attr.la_size); } -void mdt_time_start(const struct mdt_thread_info *info) +int mdt_procfs_init(struct mdt_device *mdt, const char *name) { - lu_lprocfs_time_start(info->mti_env); + struct obd_device *obd = mdt2obd_dev(mdt); + struct lprocfs_static_vars lvars; + int rc; + ENTRY; + + LASSERT(name != NULL); + + lprocfs_mdt_init_vars(&lvars); + rc = lprocfs_obd_setup(obd, lvars.obd_vars); + if (rc) { + CERROR("%s: cannot create proc entries: rc = %d\n", + mdt_obd_name(mdt), rc); + return rc; + } + + rc = hsm_cdt_procfs_init(mdt); + if (rc) { + CERROR("%s: cannot create hsm proc entries: rc = %d\n", + mdt_obd_name(mdt), rc); + return rc; + } + + obd->obd_proc_exports_entry = proc_mkdir("exports", + obd->obd_proc_entry); + if (obd->obd_proc_exports_entry) + lprocfs_add_simple(obd->obd_proc_exports_entry, + "clear", lprocfs_nid_stats_clear_read, + lprocfs_nid_stats_clear_write, obd, NULL); + rc = lprocfs_alloc_md_stats(obd, LPROC_MDT_LAST); + if (rc) + return rc; + mdt_stats_counter_init(obd->obd_md_stats); + + rc = lprocfs_job_stats_init(obd, LPROC_MDT_LAST, + mdt_stats_counter_init); + + rc = lproc_mdt_attach_rename_seqstat(mdt); + if (rc) + CERROR("%s: MDT can not create rename stats rc = %d\n", + mdt_obd_name(mdt), rc); + + RETURN(rc); } -void mdt_time_end(const struct mdt_thread_info *info, int idx) +void mdt_procfs_fini(struct mdt_device *mdt) { - lu_lprocfs_time_end(info->mti_env, info->mti_mdt->mdt_stats, idx); + struct obd_device *obd = mdt2obd_dev(mdt); + + if (obd->obd_proc_exports_entry != NULL) { + lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry); + obd->obd_proc_exports_entry = NULL; + } + + lprocfs_free_per_client_stats(obd); + hsm_cdt_procfs_fini(mdt); + lprocfs_obd_cleanup(obd); + lprocfs_free_md_stats(obd); + lprocfs_free_obd_stats(obd); + lprocfs_job_stats_fini(obd); } static int lprocfs_rd_identity_expire(char *page, char **start, off_t off, @@ -119,8 +283,8 @@ static int lprocfs_rd_identity_expire(char *page, char **start, off_t off, struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); *eof = 1; - return snprintf(page, count, "%lu\n", - mdt->mdt_identity_cache->uc_entry_expire / HZ); + return snprintf(page, count, "%u\n", + mdt->mdt_identity_cache->uc_entry_expire); } static int lprocfs_wr_identity_expire(struct file *file, const char *buffer, @@ -134,7 +298,7 @@ static int lprocfs_wr_identity_expire(struct file *file, const char *buffer, if (rc) return rc; - mdt->mdt_identity_cache->uc_entry_expire = val * HZ; + mdt->mdt_identity_cache->uc_entry_expire = val; return count; } @@ -146,8 +310,8 @@ static int lprocfs_rd_identity_acquire_expire(char *page, char **start, struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); *eof = 1; - return snprintf(page, count, "%lu\n", - mdt->mdt_identity_cache->uc_acquire_expire / HZ); + return snprintf(page, count, "%u\n", + mdt->mdt_identity_cache->uc_acquire_expire); } static int lprocfs_wr_identity_acquire_expire(struct file *file, @@ -163,7 +327,7 @@ static int lprocfs_wr_identity_acquire_expire(struct file *file, if (rc) return rc; - mdt->mdt_identity_cache->uc_acquire_expire = val * HZ; + mdt->mdt_identity_cache->uc_acquire_expire = val; return count; } @@ -175,45 +339,54 @@ static int lprocfs_rd_identity_upcall(char *page, char **start, off_t off, struct upcall_cache *hash = mdt->mdt_identity_cache; int len; - *eof = 1; - read_lock(&hash->uc_upcall_rwlock); - len = snprintf(page, count, "%s\n", hash->uc_upcall); - read_unlock(&hash->uc_upcall_rwlock); - return len; + *eof = 1; + read_lock(&hash->uc_upcall_rwlock); + len = snprintf(page, count, "%s\n", hash->uc_upcall); + read_unlock(&hash->uc_upcall_rwlock); + return len; } static int lprocfs_wr_identity_upcall(struct file *file, const char *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - struct upcall_cache *hash = mdt->mdt_identity_cache; - char kernbuf[UC_CACHE_UPCALL_MAXPATH] = { '\0' }; - - if (count >= UC_CACHE_UPCALL_MAXPATH) { - CERROR("%s: identity upcall too long\n", obd->obd_name); - return -EINVAL; - } + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct upcall_cache *hash = mdt->mdt_identity_cache; + int rc; + char *kernbuf; + + if (count >= UC_CACHE_UPCALL_MAXPATH) { + CERROR("%s: identity upcall too long\n", mdt_obd_name(mdt)); + return -EINVAL; + } + OBD_ALLOC(kernbuf, count + 1); + if (kernbuf == NULL) + GOTO(failed, rc = -ENOMEM); + if (copy_from_user(kernbuf, buffer, count)) + GOTO(failed, rc = -EFAULT); + + /* Remove any extraneous bits from the upcall (e.g. linefeeds) */ + write_lock(&hash->uc_upcall_rwlock); + sscanf(kernbuf, "%s", hash->uc_upcall); + write_unlock(&hash->uc_upcall_rwlock); + + if (strcmp(hash->uc_name, mdt_obd_name(mdt)) != 0) + CWARN("%s: write to upcall name %s\n", + mdt_obd_name(mdt), hash->uc_upcall); + + if (strcmp(hash->uc_upcall, "NONE") == 0 && mdt->mdt_opts.mo_acl) + CWARN("%s: disable \"identity_upcall\" with ACL enabled maybe " + "cause unexpected \"EACCESS\"\n", mdt_obd_name(mdt)); + + CDEBUG(D_CONFIG, "%s: identity upcall set to %s\n", mdt_obd_name(mdt), + hash->uc_upcall); + OBD_FREE(kernbuf, count + 1); + RETURN(count); - if (copy_from_user(kernbuf, buffer, min_t(unsigned long, count, - UC_CACHE_UPCALL_MAXPATH - 1))) - return -EFAULT; - - /* Remove any extraneous bits from the upcall (e.g. linefeeds) */ - write_lock(&hash->uc_upcall_rwlock); - sscanf(kernbuf, "%s", hash->uc_upcall); - write_unlock(&hash->uc_upcall_rwlock); - - if (strcmp(hash->uc_name, obd->obd_name) != 0) - CWARN("%s: write to upcall name %s\n", - obd->obd_name, hash->uc_upcall); - - if (strcmp(hash->uc_upcall, "NONE") == 0 && mdt->mdt_opts.mo_acl) - CWARN("%s: disable \"identity_upcall\" with ACL enabled maybe " - "cause unexpected \"EACCESS\"\n", obd->obd_name); - - CWARN("%s: identity upcall set to %s\n", obd->obd_name, hash->uc_upcall); - return count; + failed: + if (kernbuf) + OBD_FREE(kernbuf, count + 1); + RETURN(rc); } static int lprocfs_wr_identity_flush(struct file *file, const char *buffer, @@ -232,118 +405,121 @@ static int lprocfs_wr_identity_flush(struct file *file, const char *buffer, } static int lprocfs_wr_identity_info(struct file *file, const char *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - struct identity_downcall_data sparam, *param = &sparam; - int size = 0, rc = 0; - - if (count < sizeof(*param)) { - CERROR("%s: invalid data size %lu\n", obd->obd_name, count); - return count; - } - - if (copy_from_user(&sparam, buffer, sizeof(sparam))) { - CERROR("%s: bad identity data\n", obd->obd_name); - GOTO(out, rc = -EFAULT); - } - - if (sparam.idd_magic != IDENTITY_DOWNCALL_MAGIC) { - CERROR("%s: MDS identity downcall bad params\n", obd->obd_name); - GOTO(out, rc = -EINVAL); - } - - if (sparam.idd_nperms > N_PERMS_MAX) { - CERROR("%s: perm count %d more than maximum %d\n", - obd->obd_name, sparam.idd_nperms, N_PERMS_MAX); - GOTO(out, rc = -EINVAL); - } - - if (sparam.idd_ngroups > NGROUPS_MAX) { - CERROR("%s: group count %d more than maximum %d\n", - obd->obd_name, sparam.idd_ngroups, NGROUPS_MAX); - GOTO(out, rc = -EINVAL); - } - - if (sparam.idd_ngroups) { - size = offsetof(struct identity_downcall_data, - idd_groups[sparam.idd_ngroups]); - OBD_ALLOC(param, size); - if (!param) { - CERROR("%s: fail to alloc %d bytes for uid %u" - " with %d groups\n", obd->obd_name, size, - sparam.idd_uid, sparam.idd_ngroups); - param = &sparam; - param->idd_ngroups = 0; - } else if (copy_from_user(param, buffer, size)) { - CERROR("%s: uid %u bad supplementary group data\n", - obd->obd_name, sparam.idd_uid); - OBD_FREE(param, size); - param = &sparam; - param->idd_ngroups = 0; - } - } - - rc = upcall_cache_downcall(mdt->mdt_identity_cache, param->idd_err, - param->idd_uid, param); + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct identity_downcall_data *param; + int size = sizeof(*param), rc, checked = 0; + +again: + if (count < size) { + CERROR("%s: invalid data count = %lu, size = %d\n", + mdt_obd_name(mdt), count, size); + return -EINVAL; + } + + OBD_ALLOC(param, size); + if (param == NULL) + return -ENOMEM; + + if (copy_from_user(param, buffer, size)) { + CERROR("%s: bad identity data\n", mdt_obd_name(mdt)); + GOTO(out, rc = -EFAULT); + } + + if (checked == 0) { + checked = 1; + if (param->idd_magic != IDENTITY_DOWNCALL_MAGIC) { + CERROR("%s: MDS identity downcall bad params\n", + mdt_obd_name(mdt)); + GOTO(out, rc = -EINVAL); + } + + if (param->idd_nperms > N_PERMS_MAX) { + CERROR("%s: perm count %d more than maximum %d\n", + mdt_obd_name(mdt), param->idd_nperms, + N_PERMS_MAX); + GOTO(out, rc = -EINVAL); + } + + if (param->idd_ngroups > NGROUPS_MAX) { + CERROR("%s: group count %d more than maximum %d\n", + mdt_obd_name(mdt), param->idd_ngroups, + NGROUPS_MAX); + GOTO(out, rc = -EINVAL); + } + + if (param->idd_ngroups) { + rc = param->idd_ngroups; /* save idd_ngroups */ + OBD_FREE(param, size); + size = offsetof(struct identity_downcall_data, + idd_groups[rc]); + goto again; + } + } + + rc = upcall_cache_downcall(mdt->mdt_identity_cache, param->idd_err, + param->idd_uid, param); out: - if (param && (param != &sparam)) - OBD_FREE(param, size); + if (param != NULL) + OBD_FREE(param, size); - return rc ?: count; + return rc ? rc : count; } /* for debug only */ static int lprocfs_rd_capa(char *page, char **start, off_t off, int count, int *eof, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return snprintf(page, count, "capability on: %s %s\n", - mdt->mdt_opts.mo_oss_capa ? "oss" : "", - mdt->mdt_opts.mo_mds_capa ? "mds" : ""); + return snprintf(page, count, "capability on: %s %s\n", + mdt->mdt_lut.lut_oss_capa ? "oss" : "", + mdt->mdt_lut.lut_mds_capa ? "mds" : ""); } static int lprocfs_wr_capa(struct file *file, const char *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int val, rc; - - rc = lprocfs_write_helper(buffer, count, &val); - if (rc) - return rc; - - if (val < 0 || val > 3) { - CERROR("invalid capability mode, only 0/2/3 is accepted.\n" - " 0: disable fid capability\n" - " 2: enable MDS fid capability\n" - " 3: enable both MDS and OSS fid capability\n"); - return -EINVAL; - } - - /* OSS fid capability needs enable both MDS and OSS fid capability on - * MDS */ - if (val == 1) { - CERROR("can't enable OSS fid capability only, you should use " - "'3' to enable both MDS and OSS fid capability.\n"); - return -EINVAL; - } - - mdt->mdt_opts.mo_oss_capa = (val & 0x1); - mdt->mdt_opts.mo_mds_capa = !!(val & 0x2); - mdt->mdt_capa_conf = 1; - LCONSOLE_INFO("MDS %s %s MDS fid capability.\n", - obd->obd_name, - mdt->mdt_opts.mo_mds_capa ? "enabled" : "disabled"); - LCONSOLE_INFO("MDS %s %s OSS fid capability.\n", - obd->obd_name, - mdt->mdt_opts.mo_oss_capa ? "enabled" : "disabled"); - return count; + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int val, rc; + + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; + + if (val < 0 || val > 3) { + CERROR("invalid capability mode, only 0/2/3 is accepted.\n" + " 0: disable fid capability\n" + " 2: enable MDS fid capability\n" + " 3: enable both MDS and OSS fid capability\n"); + return -EINVAL; + } + + /* OSS fid capability needs enable both MDS and OSS fid capability on + * MDS */ + if (val == 1) { + CERROR("can't enable OSS fid capability only, you should use " + "'3' to enable both MDS and OSS fid capability.\n"); + return -EINVAL; + } + + spin_lock(&mdt->mdt_lut.lut_flags_lock); + mdt->mdt_lut.lut_oss_capa = !!(val & 0x1); + mdt->mdt_lut.lut_mds_capa = !!(val & 0x2); + spin_unlock(&mdt->mdt_lut.lut_flags_lock); + mdt->mdt_capa_conf = 1; + LCONSOLE_INFO("MDS %s %s MDS fid capability.\n", + mdt_obd_name(mdt), + mdt->mdt_lut.lut_mds_capa ? "enabled" : "disabled"); + LCONSOLE_INFO("MDS %s %s OSS fid capability.\n", + mdt_obd_name(mdt), + mdt->mdt_lut.lut_oss_capa ? "enabled" : "disabled"); + return count; } static int lprocfs_rd_capa_count(char *page, char **start, off_t off, @@ -413,28 +589,51 @@ static int lprocfs_wr_ck_timeout(struct file *file, const char *buffer, return count; } +#define BUFLEN (UUID_MAX + 4) + static int lprocfs_mdt_wr_evict_client(struct file *file, const char *buffer, unsigned long count, void *data) { - char tmpbuf[sizeof(struct obd_uuid)]; - - sscanf(buffer, "%40s", tmpbuf); + char *kbuf; + char *tmpbuf; + + OBD_ALLOC(kbuf, BUFLEN); + if (kbuf == NULL) + return -ENOMEM; + + /* + * OBD_ALLOC() will zero kbuf, but we only copy BUFLEN - 1 + * bytes into kbuf, to ensure that the string is NUL-terminated. + * UUID_MAX should include a trailing NUL already. + */ + if (copy_from_user(kbuf, buffer, + min_t(unsigned long, BUFLEN - 1, count))) { + count = -EFAULT; + goto out; + } + tmpbuf = cfs_firststr(kbuf, min_t(unsigned long, BUFLEN - 1, count)); - if (strncmp(tmpbuf, "nid:", 4) != 0) - return lprocfs_wr_evict_client(file, buffer, count, data); + if (strncmp(tmpbuf, "nid:", 4) != 0) { + count = lprocfs_wr_evict_client(file, buffer, count, data); + goto out; + } CERROR("NOT implement evict client by nid %s\n", tmpbuf); +out: + OBD_FREE(kbuf, BUFLEN); return count; } +#undef BUFLEN + static int lprocfs_rd_sec_level(char *page, char **start, off_t off, int count, int *eof, void *data) { struct obd_device *obd = data; struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return snprintf(page, count, "%d\n", mdt->mdt_sec_level); + return snprintf(page, count, "%d\n", mdt->mdt_lut.lut_sec_level); } static int lprocfs_wr_sec_level(struct file *file, const char *buffer, @@ -457,8 +656,8 @@ static int lprocfs_wr_sec_level(struct file *file, const char *buffer, return -EINVAL; } - mdt->mdt_sec_level = val; - return count; + mdt->mdt_lut.lut_sec_level = val; + return count; } static int lprocfs_rd_cos(char *page, char **start, off_t off, @@ -489,7 +688,6 @@ static int lprocfs_rd_root_squash(char *page, char **start, off_t off, { struct obd_device *obd = data; struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - ENTRY; return snprintf(page, count, "%u:%u\n", mdt->mdt_squash_uid, mdt->mdt_squash_gid); @@ -511,61 +709,61 @@ static int safe_strtoul(const char *str, char **endp, unsigned long *res) } static int lprocfs_wr_root_squash(struct file *file, const char *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int rc; - char kernbuf[50], *tmp, *end, *errmsg; - unsigned long uid, gid; - int nouid, nogid; - ENTRY; - - if (count >= sizeof(kernbuf)) { - errmsg = "string too long"; - GOTO(failed, rc = -EINVAL); - } - if (copy_from_user(kernbuf, buffer, count)) { - errmsg = "bad address"; - GOTO(failed, rc = -EFAULT); - } - kernbuf[count] = '\0'; - - nouid = nogid = 0; - if (safe_strtoul(buffer, &tmp, &uid)) { - uid = mdt->mdt_squash_uid; - nouid = 1; - } - - /* skip ':' */ - if (*tmp == ':') { - tmp++; - if (safe_strtoul(tmp, &end, &gid)) { - gid = mdt->mdt_squash_gid; - nogid = 1; - } - } else { - gid = mdt->mdt_squash_gid; - nogid = 1; - } - - mdt->mdt_squash_uid = uid; - mdt->mdt_squash_gid = gid; - - if (nouid && nogid) { - errmsg = "needs uid:gid format"; - GOTO(failed, rc = -EINVAL); - } - - LCONSOLE_INFO("%s: root_squash is set to %u:%u\n", - obd->obd_name, - mdt->mdt_squash_uid, mdt->mdt_squash_gid); - RETURN(count); - - failed: - CWARN("%s: failed to set root_squash to \"%s\", %s: rc %d\n", - obd->obd_name, buffer, errmsg, rc); - RETURN(rc); + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int rc; + char kernbuf[50], *tmp, *end, *errmsg; + unsigned long uid, gid; + int nouid, nogid; + ENTRY; + + if (count >= sizeof(kernbuf)) { + errmsg = "string too long"; + GOTO(failed, rc = -EINVAL); + } + if (copy_from_user(kernbuf, buffer, count)) { + errmsg = "bad address"; + GOTO(failed, rc = -EFAULT); + } + kernbuf[count] = '\0'; + + nouid = nogid = 0; + if (safe_strtoul(buffer, &tmp, &uid)) { + uid = mdt->mdt_squash_uid; + nouid = 1; + } + + /* skip ':' */ + if (*tmp == ':') { + tmp++; + if (safe_strtoul(tmp, &end, &gid)) { + gid = mdt->mdt_squash_gid; + nogid = 1; + } + } else { + gid = mdt->mdt_squash_gid; + nogid = 1; + } + + mdt->mdt_squash_uid = uid; + mdt->mdt_squash_gid = gid; + + if (nouid && nogid) { + errmsg = "needs uid:gid format"; + GOTO(failed, rc = -EINVAL); + } + + LCONSOLE_INFO("%s: root_squash is set to %u:%u\n", + mdt_obd_name(mdt), + mdt->mdt_squash_uid, mdt->mdt_squash_gid); + RETURN(count); + +failed: + CWARN("%s: failed to set root_squash to \"%s\", %s: rc %d\n", + mdt_obd_name(mdt), buffer, errmsg, rc); + RETURN(rc); } static int lprocfs_rd_nosquash_nids(char *page, char **start, off_t off, @@ -580,69 +778,69 @@ static int lprocfs_rd_nosquash_nids(char *page, char **start, off_t off, } static int lprocfs_wr_nosquash_nids(struct file *file, const char *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int rc; - char *kernbuf, *errmsg; - struct list_head tmp; - ENTRY; - - OBD_ALLOC(kernbuf, count + 1); - if (kernbuf == NULL) { - errmsg = "no memory"; - GOTO(failed, rc = -ENOMEM); - } - if (copy_from_user(kernbuf, buffer, count)) { - errmsg = "bad address"; - GOTO(failed, rc = -EFAULT); - } - kernbuf[count] = '\0'; - - if (!strcmp(kernbuf, "NONE") || !strcmp(kernbuf, "clear")) { - /* empty string is special case */ - down_write(&mdt->mdt_squash_sem); - if (!list_empty(&mdt->mdt_nosquash_nids)) { - cfs_free_nidlist(&mdt->mdt_nosquash_nids); - OBD_FREE(mdt->mdt_nosquash_str, - mdt->mdt_nosquash_strlen); - mdt->mdt_nosquash_str = NULL; - mdt->mdt_nosquash_strlen = 0; - } - up_write(&mdt->mdt_squash_sem); - LCONSOLE_INFO("%s: nosquash_nids is cleared\n", - obd->obd_name); - OBD_FREE(kernbuf, count + 1); - RETURN(count); - } - - CFS_INIT_LIST_HEAD(&tmp); - if (cfs_parse_nidlist(kernbuf, count, &tmp) <= 0) { - errmsg = "can't parse"; - GOTO(failed, rc = -EINVAL); - } - - down_write(&mdt->mdt_squash_sem); - if (!list_empty(&mdt->mdt_nosquash_nids)) { - cfs_free_nidlist(&mdt->mdt_nosquash_nids); - OBD_FREE(mdt->mdt_nosquash_str, mdt->mdt_nosquash_strlen); - } - mdt->mdt_nosquash_str = kernbuf; - mdt->mdt_nosquash_strlen = count + 1; - list_splice(&tmp, &mdt->mdt_nosquash_nids); - - LCONSOLE_INFO("%s: nosquash_nids is set to %s\n", - obd->obd_name, kernbuf); - up_write(&mdt->mdt_squash_sem); - RETURN(count); - - failed: - CWARN("%s: failed to set nosquash_nids to \"%s\", %s: rc %d\n", - obd->obd_name, kernbuf, errmsg, rc); - if (kernbuf) - OBD_FREE(kernbuf, count + 1); - RETURN(rc); + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int rc; + char *kernbuf, *errmsg; + cfs_list_t tmp; + ENTRY; + + OBD_ALLOC(kernbuf, count + 1); + if (kernbuf == NULL) { + errmsg = "no memory"; + GOTO(failed, rc = -ENOMEM); + } + if (copy_from_user(kernbuf, buffer, count)) { + errmsg = "bad address"; + GOTO(failed, rc = -EFAULT); + } + kernbuf[count] = '\0'; + + if (!strcmp(kernbuf, "NONE") || !strcmp(kernbuf, "clear")) { + /* empty string is special case */ + down_write(&mdt->mdt_squash_sem); + if (!cfs_list_empty(&mdt->mdt_nosquash_nids)) { + cfs_free_nidlist(&mdt->mdt_nosquash_nids); + OBD_FREE(mdt->mdt_nosquash_str, + mdt->mdt_nosquash_strlen); + mdt->mdt_nosquash_str = NULL; + mdt->mdt_nosquash_strlen = 0; + } + up_write(&mdt->mdt_squash_sem); + LCONSOLE_INFO("%s: nosquash_nids is cleared\n", + mdt_obd_name(mdt)); + OBD_FREE(kernbuf, count + 1); + RETURN(count); + } + + CFS_INIT_LIST_HEAD(&tmp); + if (cfs_parse_nidlist(kernbuf, count, &tmp) <= 0) { + errmsg = "can't parse"; + GOTO(failed, rc = -EINVAL); + } + + down_write(&mdt->mdt_squash_sem); + if (!cfs_list_empty(&mdt->mdt_nosquash_nids)) { + cfs_free_nidlist(&mdt->mdt_nosquash_nids); + OBD_FREE(mdt->mdt_nosquash_str, mdt->mdt_nosquash_strlen); + } + mdt->mdt_nosquash_str = kernbuf; + mdt->mdt_nosquash_strlen = count + 1; + cfs_list_splice(&tmp, &mdt->mdt_nosquash_nids); + + LCONSOLE_INFO("%s: nosquash_nids is set to %s\n", + mdt_obd_name(mdt), kernbuf); + up_write(&mdt->mdt_squash_sem); + RETURN(count); + +failed: + CWARN("%s: failed to set nosquash_nids to \"%s\", %s: rc %d\n", + mdt_obd_name(mdt), kernbuf, errmsg, rc); + if (kernbuf) + OBD_FREE(kernbuf, count + 1); + RETURN(rc); } static int lprocfs_rd_mdt_som(char *page, char **start, off_t off, @@ -655,26 +853,6 @@ static int lprocfs_rd_mdt_som(char *page, char **start, off_t off, mdt->mdt_som_conf ? "en" : "dis"); } -#ifdef HAVE_QUOTA_SUPPORT -static int mdt_quota_off(struct mdt_device *mdt) -{ - struct md_device *next = mdt->mdt_child; - const struct md_quota_operations *mqo = &next->md_ops->mdo_quota; - struct lu_env env; - int rc; - - lu_env_init(&env, LCT_MD_THREAD); - rc = mqo->mqo_off(&env, next, UGQUOTA | IMMQUOTA); - lu_env_fini(&env); - return rc; -} -#else -static int mdt_quota_off(struct mdt_device *mdt) -{ - return 0; -} -#endif - static int lprocfs_wr_mdt_som(struct file *file, const char *buffer, unsigned long count, void *data) { @@ -683,12 +861,11 @@ static int lprocfs_wr_mdt_som(struct file *file, const char *buffer, struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); char kernbuf[16]; unsigned long val = 0; - int rc; if (count > (sizeof(kernbuf) - 1)) return -EINVAL; - if (copy_from_user(kernbuf, buffer, count)) + if (copy_from_user(kernbuf, buffer, count)) return -EFAULT; kernbuf[count] = '\0'; @@ -708,11 +885,11 @@ static int lprocfs_wr_mdt_som(struct file *file, const char *buffer, } /* 1 stands for self export. */ - list_for_each_entry(exp, &obd->obd_exports, exp_obd_chain) { + cfs_list_for_each_entry(exp, &obd->obd_exports, exp_obd_chain) { if (exp == obd->obd_self_export) continue; - if (exp->exp_connect_flags & OBD_CONNECT_MDS_MDS) - continue; + if (exp_connect_flags(exp) & OBD_CONNECT_MDS_MDS) + continue; /* Some clients are already connected, skip the change */ LCONSOLE_INFO("%s is already connected, SOM will be %s on " "the next mount\n", exp->exp_client_uuid.uuid, @@ -720,85 +897,246 @@ static int lprocfs_wr_mdt_som(struct file *file, const char *buffer, return count; } - if ((rc = mdt_quota_off(mdt))) { - if (rc == -EALREADY) - rc = 0; - else - return rc; - } - mdt->mdt_som_conf = val; LCONSOLE_INFO("Enabling SOM\n"); return count; } -/* Temporary; for testing purposes only */ -static int lprocfs_mdt_wr_mdc(struct file *file, const char *buffer, - unsigned long count, void *data) +static int lprocfs_rd_enable_remote_dir(char *page, char **start, off_t off, + int count, int *eof, void *data) { - struct obd_device *obd = data; - struct obd_export *exp = NULL; - struct obd_uuid uuid; - char tmpbuf[sizeof(struct obd_uuid)]; - - sscanf(buffer, "%40s", tmpbuf); - - obd_str2uuid(&uuid, tmpbuf); - exp = lustre_hash_lookup(obd->obd_uuid_hash, &uuid); - if (exp == NULL) { - CERROR("%s: no export %s found\n", - obd->obd_name, obd_uuid2str(&uuid)); - } else { - mdt_hsm_copytool_send(exp); - class_export_put(exp); - } + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return count; + return snprintf(page, count, "%u\n", mdt->mdt_enable_remote_dir); +} + +static int lprocfs_wr_enable_remote_dir(struct file *file, const char *buffer, + unsigned long count, void *data) +{ + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + __u32 val; + int rc; + + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; + + if (val > 1) + return -ERANGE; + + mdt->mdt_enable_remote_dir = val; + return count; +} + +static int lprocfs_rd_enable_remote_dir_gid(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + + return snprintf(page, count, "%d\n", + (int)mdt->mdt_enable_remote_dir_gid); +} + +static int lprocfs_wr_enable_remote_dir_gid(struct file *file, + const char *buffer, + unsigned long count, void *data) +{ + struct obd_device *obd = data; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + __u32 val; + int rc; + + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; + + mdt->mdt_enable_remote_dir_gid = val; + return count; } static struct lprocfs_vars lprocfs_mdt_obd_vars[] = { - { "uuid", lprocfs_rd_uuid, 0, 0 }, - { "recovery_status", lprocfs_obd_rd_recovery_status, 0, 0 }, - { "num_exports", lprocfs_rd_num_exports, 0, 0 }, - { "identity_expire", lprocfs_rd_identity_expire, - lprocfs_wr_identity_expire, 0 }, - { "identity_acquire_expire", lprocfs_rd_identity_acquire_expire, - lprocfs_wr_identity_acquire_expire, 0 }, - { "identity_upcall", lprocfs_rd_identity_upcall, - lprocfs_wr_identity_upcall, 0 }, - { "identity_flush", 0, lprocfs_wr_identity_flush, 0 }, - { "identity_info", 0, lprocfs_wr_identity_info, 0 }, - { "capa", lprocfs_rd_capa, - lprocfs_wr_capa, 0 }, - { "capa_timeout", lprocfs_rd_capa_timeout, - lprocfs_wr_capa_timeout, 0 }, - { "capa_key_timeout", lprocfs_rd_ck_timeout, - lprocfs_wr_ck_timeout, 0 }, - { "capa_count", lprocfs_rd_capa_count, 0, 0 }, - { "site_stats", lprocfs_rd_site_stats, 0, 0 }, - { "evict_client", 0, lprocfs_mdt_wr_evict_client, 0 }, - { "hash_stats", lprocfs_obd_rd_hash, 0, 0 }, - { "sec_level", lprocfs_rd_sec_level, - lprocfs_wr_sec_level, 0 }, - { "commit_on_sharing", lprocfs_rd_cos, lprocfs_wr_cos, 0 }, - { "root_squash", lprocfs_rd_root_squash, - lprocfs_wr_root_squash, 0 }, - { "nosquash_nids", lprocfs_rd_nosquash_nids, - lprocfs_wr_nosquash_nids, 0 }, - { "som", lprocfs_rd_mdt_som, - lprocfs_wr_mdt_som, 0 }, - { "mdccomm", 0, lprocfs_mdt_wr_mdc, 0 }, - { 0 } + { "uuid", lprocfs_rd_uuid, NULL, + NULL, NULL, 0 }, + { "recovery_status", lprocfs_obd_rd_recovery_status, NULL, + NULL, NULL, 0 }, + { "num_exports", lprocfs_rd_num_exports, NULL, + NULL, NULL, 0 }, + { "identity_expire", lprocfs_rd_identity_expire, + lprocfs_wr_identity_expire, + NULL, NULL, 0 }, + { "identity_acquire_expire", lprocfs_rd_identity_acquire_expire, + lprocfs_wr_identity_acquire_expire, + NULL, NULL, 0 }, + { "identity_upcall", lprocfs_rd_identity_upcall, + lprocfs_wr_identity_upcall, + NULL, NULL, 0 }, + { "identity_flush", NULL, lprocfs_wr_identity_flush, + NULL, NULL, 0 }, + { "identity_info", NULL, lprocfs_wr_identity_info, + NULL, NULL, 0 }, + { "capa", lprocfs_rd_capa, + lprocfs_wr_capa, + NULL, NULL, 0 }, + { "capa_timeout", lprocfs_rd_capa_timeout, + lprocfs_wr_capa_timeout, + NULL, NULL, 0 }, + { "capa_key_timeout", lprocfs_rd_ck_timeout, + lprocfs_wr_ck_timeout, + NULL, NULL, 0 }, + { "capa_count", lprocfs_rd_capa_count, NULL, + NULL, NULL, 0 }, + { "site_stats", lprocfs_rd_site_stats, NULL, + NULL, NULL, 0 }, + { "evict_client", NULL, lprocfs_mdt_wr_evict_client, + NULL, NULL, 0 }, + { "hash_stats", lprocfs_obd_rd_hash, NULL, + NULL, NULL, 0 }, + { "sec_level", lprocfs_rd_sec_level, + lprocfs_wr_sec_level, + NULL, NULL, 0 }, + { "commit_on_sharing", lprocfs_rd_cos, lprocfs_wr_cos, + NULL, NULL, 0 }, + { "root_squash", lprocfs_rd_root_squash, + lprocfs_wr_root_squash, + NULL, NULL, 0 }, + { "nosquash_nids", lprocfs_rd_nosquash_nids, + lprocfs_wr_nosquash_nids, + NULL, NULL, 0 }, + { "som", lprocfs_rd_mdt_som, + lprocfs_wr_mdt_som, + NULL, NULL, 0 }, + { "instance", lprocfs_target_rd_instance, NULL, + NULL, NULL, 0}, + { "ir_factor", lprocfs_obd_rd_ir_factor, + lprocfs_obd_wr_ir_factor, + NULL, NULL, 0 }, + { "job_cleanup_interval", lprocfs_rd_job_interval, + lprocfs_wr_job_interval, + NULL, NULL, 0 }, + { "enable_remote_dir", lprocfs_rd_enable_remote_dir, + lprocfs_wr_enable_remote_dir, + NULL, NULL, 0}, + { "enable_remote_dir_gid", lprocfs_rd_enable_remote_dir_gid, + lprocfs_wr_enable_remote_dir_gid, + NULL, NULL, 0}, + { "hsm_control", lprocfs_rd_hsm_cdt_control, + lprocfs_wr_hsm_cdt_control, + NULL, NULL, 0 }, + { 0 } }; static struct lprocfs_vars lprocfs_mdt_module_vars[] = { - { "num_refs", lprocfs_rd_numrefs, 0, 0 }, + { "num_refs", lprocfs_rd_numrefs, NULL, + NULL, NULL, 0 }, { 0 } }; void lprocfs_mdt_init_vars(struct lprocfs_static_vars *lvars) { - lvars->module_vars = lprocfs_mdt_module_vars; - lvars->obd_vars = lprocfs_mdt_obd_vars; + lvars->module_vars = lprocfs_mdt_module_vars; + lvars->obd_vars = lprocfs_mdt_obd_vars; +} + +struct lprocfs_vars lprocfs_mds_obd_vars[] = { + { "uuid", lprocfs_rd_uuid, NULL, NULL, NULL, 0 }, + { 0 } +}; + +struct lprocfs_vars lprocfs_mds_module_vars[] = { + { "num_refs", lprocfs_rd_numrefs, NULL, NULL, NULL, 0 }, + { 0 } +}; + +int lprocfs_mdt_print_open_files(cfs_hash_t *hs, cfs_hash_bd_t *bd, + cfs_hlist_node_t *hnode, void *v) +{ + struct obd_export *exp = cfs_hash_object(hs, hnode); + struct seq_file *seq = v; + + if (exp->exp_lock_hash != NULL) { + struct mdt_export_data *med = &exp->exp_mdt_data; + struct mdt_file_data *mfd; + + spin_lock(&med->med_open_lock); + cfs_list_for_each_entry(mfd, &med->med_open_head, mfd_list) { + seq_printf(seq, DFID"\n", + PFID(mdt_object_fid(mfd->mfd_object))); + } + spin_unlock(&med->med_open_lock); + } + + return 0; +} + +int lprocfs_mdt_open_files_seq_show(struct seq_file *seq, void *v) +{ + struct nid_stat *stats = seq->private; + struct obd_device *obd = stats->nid_obd; + + cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid, + lprocfs_mdt_print_open_files, seq); + + return 0; +} + +int lprocfs_mdt_open_files_seq_open(struct inode *inode, struct file *file) +{ + struct proc_dir_entry *dp = PDE(inode); + struct seq_file *seq; + struct nid_stat *tmp; + int rc; + + if (LPROCFS_ENTRY_CHECK(dp)) + return -ENOENT; + + tmp = dp->data; + rc = single_open(file, &lprocfs_mdt_open_files_seq_show, NULL); + if (rc != 0) + return rc; + + seq = file->private_data; + seq->private = tmp; + + return 0; +} + +void mdt_counter_incr(struct ptlrpc_request *req, int opcode) +{ + struct obd_export *exp = req->rq_export; + + if (exp->exp_obd && exp->exp_obd->obd_md_stats) + lprocfs_counter_incr(exp->exp_obd->obd_md_stats, opcode); + if (exp->exp_nid_stats && exp->exp_nid_stats->nid_stats != NULL) + lprocfs_counter_incr(exp->exp_nid_stats->nid_stats, opcode); + if (exp->exp_obd && exp->exp_obd->u.obt.obt_jobstats.ojs_hash && + (exp_connect_flags(exp) & OBD_CONNECT_JOBSTATS)) + lprocfs_job_stats_log(exp->exp_obd, + lustre_msg_get_jobid(req->rq_reqmsg), + opcode, 1); +} + +void mdt_stats_counter_init(struct lprocfs_stats *stats) +{ + lprocfs_counter_init(stats, LPROC_MDT_OPEN, 0, "open", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_CLOSE, 0, "close", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_MKNOD, 0, "mknod", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_LINK, 0, "link", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_UNLINK, 0, "unlink", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_MKDIR, 0, "mkdir", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_RMDIR, 0, "rmdir", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_RENAME, 0, "rename", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_GETATTR, 0, "getattr", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_SETATTR, 0, "setattr", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_GETXATTR, 0, "getxattr", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_SETXATTR, 0, "setxattr", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_STATFS, 0, "statfs", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_SYNC, 0, "sync", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_SAMEDIR_RENAME, 0, + "samedir_rename", "reqs"); + lprocfs_counter_init(stats, LPROC_MDT_CROSSDIR_RENAME, 0, + "crossdir_rename", "reqs"); }