X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fmdt%2Fmdt_lproc.c;h=8cdae124500becb5c1748e3b7f2b36b2a8a670d3;hp=e9163ccfc9d286e104a39d50bc73deeaf12141cd;hb=8daba6a7381a2fb8cc933f7e9486f60e659465d4;hpb=11b26155714118d38348eadde91ce623ec570ec6 diff --git a/lustre/mdt/mdt_lproc.c b/lustre/mdt/mdt_lproc.c index e9163cc..8cdae12 100644 --- a/lustre/mdt/mdt_lproc.c +++ b/lustre/mdt/mdt_lproc.c @@ -27,7 +27,7 @@ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. * - * Copyright (c) 2011, 2012, Intel Corporation. + * Copyright (c) 2011, 2014, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -45,7 +45,7 @@ #include #include - +#include /* LUSTRE_VERSION_CODE */ #include /* @@ -59,10 +59,8 @@ #include #include #include -#include #include #include "mdt_internal.h" -#include /** * The rename stats output would be YAML formats, like @@ -145,8 +143,9 @@ static int mdt_rename_stats_seq_show(struct seq_file *seq, void *v) return 0; } -static ssize_t mdt_rename_stats_seq_write(struct file *file, const char *buf, - size_t len, loff_t *off) +static ssize_t +mdt_rename_stats_seq_write(struct file *file, const char __user *buf, + size_t len, loff_t *off) { struct seq_file *seq = file->private_data; struct mdt_device *mdt = seq->private; @@ -157,19 +156,16 @@ static ssize_t mdt_rename_stats_seq_write(struct file *file, const char *buf, return len; } - LPROC_SEQ_FOPS(mdt_rename_stats); static int lproc_mdt_attach_rename_seqstat(struct mdt_device *mdt) { - struct lu_device *ld = &mdt->mdt_md_dev.md_lu_dev; - struct obd_device *obd = ld->ld_obd; 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(obd, "rename_stats", 0644, + return lprocfs_obd_seq_create(mdt2obd_dev(mdt), "rename_stats", 0644, &mdt_rename_stats_fops, mdt); } @@ -188,8 +184,7 @@ void mdt_rename_counter_tally(struct mdt_thread_info *info, rc = mo_attr_get(info->mti_env, mdt_object_child(src), ma); if (rc) { CERROR("%s: "DFID" attr_get, rc = %d\n", - req->rq_export->exp_obd->obd_name, - PFID(mdt_object_fid(src)), rc); + mdt_obd_name(mdt), PFID(mdt_object_fid(src)), rc); return; } @@ -209,8 +204,7 @@ void mdt_rename_counter_tally(struct mdt_thread_info *info, rc = mo_attr_get(info->mti_env, mdt_object_child(tgt), ma); if (rc) { CERROR("%s: "DFID" attr_get, rc = %d\n", - req->rq_export->exp_obd->obd_name, - PFID(mdt_object_fid(tgt)), rc); + mdt_obd_name(mdt), PFID(mdt_object_fid(tgt)), rc); return; } @@ -218,378 +212,337 @@ void mdt_rename_counter_tally(struct mdt_thread_info *info, (unsigned int)ma->ma_attr.la_size); } -int mdt_procfs_init(struct mdt_device *mdt, const char *name) -{ - struct lu_device *ld = &mdt->mdt_md_dev.md_lu_dev; - struct obd_device *obd = ld->ld_obd; - 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("Can't init lprocfs, rc %d\n", rc); - return rc; - } - ptlrpc_lprocfs_register_obd(obd); - - 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->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", - obd->obd_name, rc); - - RETURN(rc); -} - -void mdt_procfs_fini(struct mdt_device *mdt) +static int mdt_identity_expire_seq_show(struct seq_file *m, void *data) { - struct lu_device *ld = &mdt->mdt_md_dev.md_lu_dev; - struct obd_device *obd = ld->ld_obd; - - if (obd->obd_proc_exports_entry) { - lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry); - obd->obd_proc_exports_entry = NULL; - } - lprocfs_free_per_client_stats(obd); - lprocfs_obd_cleanup(obd); - ptlrpc_lprocfs_unregister_obd(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, - 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 = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - *eof = 1; - return snprintf(page, count, "%u\n", - mdt->mdt_identity_cache->uc_entry_expire); + return seq_printf(m, "%u\n", mdt->mdt_identity_cache->uc_entry_expire); } -static int lprocfs_wr_identity_expire(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +mdt_identity_expire_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int rc, val; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int rc, val; - rc = lprocfs_write_helper(buffer, count, &val); - if (rc) - return rc; + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; - mdt->mdt_identity_cache->uc_entry_expire = val; - return count; + mdt->mdt_identity_cache->uc_entry_expire = val; + return count; } +LPROC_SEQ_FOPS(mdt_identity_expire); -static int lprocfs_rd_identity_acquire_expire(char *page, char **start, - off_t off, int count, int *eof, - void *data) +static int mdt_identity_acquire_expire_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - *eof = 1; - return snprintf(page, count, "%u\n", - mdt->mdt_identity_cache->uc_acquire_expire); + return seq_printf(m, "%u\n", mdt->mdt_identity_cache->uc_acquire_expire); } -static int lprocfs_wr_identity_acquire_expire(struct file *file, - const char *buffer, - unsigned long count, - void *data) +static ssize_t +mdt_identity_acquire_expire_seq_write(struct file *file, + const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int rc, val; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int rc, val; - rc = lprocfs_write_helper(buffer, count, &val); - if (rc) - return rc; + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; - mdt->mdt_identity_cache->uc_acquire_expire = val; - return count; + mdt->mdt_identity_cache->uc_acquire_expire = val; + return count; } +LPROC_SEQ_FOPS(mdt_identity_acquire_expire); -static int lprocfs_rd_identity_upcall(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_identity_upcall_seq_show(struct seq_file *m, 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; - int len; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct upcall_cache *hash = mdt->mdt_identity_cache; - *eof = 1; read_lock(&hash->uc_upcall_rwlock); - len = snprintf(page, count, "%s\n", hash->uc_upcall); + seq_printf(m, "%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) -{ - 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", obd->obd_name); - return -EINVAL; - } - OBD_ALLOC(kernbuf, count + 1); - if (kernbuf == NULL) - GOTO(failed, rc = -ENOMEM); - if (cfs_copy_from_user(kernbuf, buffer, count)) - GOTO(failed, rc = -EFAULT); - - /* Remove any extraneous bits from the upcall (e.g. linefeeds) */ + return 0; +} + +static ssize_t +mdt_identity_upcall_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) +{ + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + 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, obd->obd_name) != 0) - CWARN("%s: write to upcall name %s\n", - obd->obd_name, hash->uc_upcall); + 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", obd->obd_name); + 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)); - CWARN("%s: identity upcall set to %s\n", obd->obd_name, hash->uc_upcall); - OBD_FREE(kernbuf, count + 1); - RETURN(count); + CDEBUG(D_CONFIG, "%s: identity upcall set to %s\n", mdt_obd_name(mdt), + hash->uc_upcall); + OBD_FREE(kernbuf, count + 1); + RETURN(count); failed: - if (kernbuf) - OBD_FREE(kernbuf, count + 1); - RETURN(rc); + if (kernbuf) + OBD_FREE(kernbuf, count + 1); + RETURN(rc); } +LPROC_SEQ_FOPS(mdt_identity_upcall); -static int lprocfs_wr_identity_flush(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +lprocfs_identity_flush_seq_write(struct file *file, const char __user *buffer, + size_t count, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int rc, uid; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int rc, uid; - rc = lprocfs_write_helper(buffer, count, &uid); - if (rc) - return rc; + rc = lprocfs_write_helper(buffer, count, &uid); + if (rc) + return rc; - mdt_flush_identity(mdt->mdt_identity_cache, uid); - return count; + mdt_flush_identity(mdt->mdt_identity_cache, uid); + return count; } +LPROC_SEQ_FOPS_WO_TYPE(mdt, identity_flush); -static int lprocfs_wr_identity_info(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +lprocfs_identity_info_seq_write(struct file *file, const char __user *buffer, + size_t count, void *data) { - 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; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + 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", - obd->obd_name, count, size); - return -EINVAL; - } - - OBD_ALLOC(param, size); - if (param == NULL) - return -ENOMEM; - - if (cfs_copy_from_user(param, buffer, size)) { - CERROR("%s: bad identity data\n", obd->obd_name); - GOTO(out, rc = -EFAULT); - } - - if (checked == 0) { - checked = 1; - if (param->idd_magic != IDENTITY_DOWNCALL_MAGIC) { - CERROR("%s: MDS identity downcall bad params\n", - obd->obd_name); - GOTO(out, rc = -EINVAL); - } - - if (param->idd_nperms > N_PERMS_MAX) { - CERROR("%s: perm count %d more than maximum %d\n", - obd->obd_name, 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", - obd->obd_name, 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); + if (count < size) { + CERROR("%s: invalid data count = %lu, size = %d\n", + mdt_obd_name(mdt), (unsigned long) 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 != NULL) - OBD_FREE(param, size); + if (param != NULL) + OBD_FREE(param, size); - return rc ? rc : count; + return rc ? rc : count; } +LPROC_SEQ_FOPS_WO_TYPE(mdt, identity_info); /* for debug only */ -static int lprocfs_rd_capa(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_capa_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct obd_device *obd = m->private; + 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 seq_printf(m, "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) +static ssize_t +mdt_capa_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - 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; - } + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int val, rc; - /* 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; - } + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; - 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; + 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; } +LPROC_SEQ_FOPS(mdt_capa); -static int lprocfs_rd_capa_count(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_capa_count_seq_show(struct seq_file *m, void *data) { - return snprintf(page, count, "%d %d\n", - capa_count[CAPA_SITE_CLIENT], - capa_count[CAPA_SITE_SERVER]); + return seq_printf(m, "%d %d\n", capa_count[CAPA_SITE_CLIENT], + capa_count[CAPA_SITE_SERVER]); } +LPROC_SEQ_FOPS_RO(mdt_capa_count); -static int lprocfs_rd_site_stats(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_site_stats_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return lu_site_stats_print(mdt_lu_site(mdt), page, count); + return lu_site_stats_seq_print(mdt_lu_site(mdt), m); } +LPROC_SEQ_FOPS_RO(mdt_site_stats); -static int lprocfs_rd_capa_timeout(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_capa_timeout_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return snprintf(page, count, "%lu\n", mdt->mdt_capa_timeout); + return seq_printf(m, "%lu\n", mdt->mdt_capa_timeout); } -static int lprocfs_wr_capa_timeout(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +mdt_capa_timeout_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int val, rc; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int val, rc; - rc = lprocfs_write_helper(buffer, count, &val); - if (rc) - return rc; + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; - mdt->mdt_capa_timeout = (unsigned long)val; - mdt->mdt_capa_conf = 1; - return count; + mdt->mdt_capa_timeout = (unsigned long)val; + mdt->mdt_capa_conf = 1; + return count; } +LPROC_SEQ_FOPS(mdt_capa_timeout); -static int lprocfs_rd_ck_timeout(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int mdt_ck_timeout_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return snprintf(page, count, "%lu\n", mdt->mdt_ck_timeout); + return seq_printf(m, "%lu\n", mdt->mdt_ck_timeout); } -static int lprocfs_wr_ck_timeout(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +mdt_ck_timeout_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int val, rc; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int val, rc; - rc = lprocfs_write_helper(buffer, count, &val); - if (rc) - return rc; + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; - mdt->mdt_ck_timeout = (unsigned long)val; - mdt->mdt_capa_conf = 1; - return count; + mdt->mdt_ck_timeout = (unsigned long)val; + mdt->mdt_capa_conf = 1; + return count; } +LPROC_SEQ_FOPS(mdt_ck_timeout); #define BUFLEN (UUID_MAX + 4) -static int lprocfs_mdt_wr_evict_client(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +lprocfs_mds_evict_client_seq_write(struct file *file, + const char __user *buffer, + size_t count, loff_t *off) { - char *kbuf; - char *tmpbuf; + char *kbuf; + char *tmpbuf; OBD_ALLOC(kbuf, BUFLEN); if (kbuf == NULL) @@ -600,15 +553,16 @@ static int lprocfs_mdt_wr_evict_client(struct file *file, const char *buffer, * bytes into kbuf, to ensure that the string is NUL-terminated. * UUID_MAX should include a trailing NUL already. */ - if (cfs_copy_from_user(kbuf, buffer, - min_t(unsigned long, BUFLEN - 1, count))) { + 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) { - count = lprocfs_wr_evict_client(file, buffer, count, data); + count = lprocfs_evict_client_seq_write(file, buffer, count, + off); goto out; } @@ -621,21 +575,22 @@ out: #undef BUFLEN -static int lprocfs_rd_sec_level(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_sec_level_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return snprintf(page, count, "%d\n", mdt->mdt_sec_level); + return seq_printf(m, "%d\n", mdt->mdt_lut.lut_sec_level); } -static int lprocfs_wr_sec_level(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +mdt_sec_level_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - int val, rc; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int val, rc; rc = lprocfs_write_helper(buffer, count, &val); if (rc) @@ -650,314 +605,108 @@ static int lprocfs_wr_sec_level(struct file *file, const char *buffer, return -EINVAL; } - mdt->mdt_sec_level = val; - return count; -} - -static int lprocfs_rd_cos(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, "%u\n", mdt_cos_is_enabled(mdt)); -} - -static int lprocfs_wr_cos(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); - int val, rc; - - rc = lprocfs_write_helper(buffer, count, &val); - if (rc) - return rc; - mdt_enable_cos(mdt, val); - return count; -} - -static int lprocfs_rd_root_squash(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, "%u:%u\n", mdt->mdt_squash_uid, - mdt->mdt_squash_gid); -} - -static int safe_strtoul(const char *str, char **endp, unsigned long *res) -{ - char n[24]; - - *res = simple_strtoul(str, endp, 0); - if (str == *endp) - return 1; - - sprintf(n, "%lu", *res); - if (strncmp(n, str, *endp - str)) - /* overflow */ - return 1; - return 0; + mdt->mdt_lut.lut_sec_level = val; + return count; } +LPROC_SEQ_FOPS(mdt_sec_level); -static int lprocfs_wr_root_squash(struct file *file, const char *buffer, - unsigned long count, void *data) +static int mdt_cos_seq_show(struct seq_file *m, 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 (cfs_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); + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - failed: - CWARN("%s: failed to set root_squash to \"%s\", %s: rc %d\n", - obd->obd_name, buffer, errmsg, rc); - RETURN(rc); + return seq_printf(m, "%u\n", mdt_cos_is_enabled(mdt)); } -static int lprocfs_rd_nosquash_nids(char *page, char **start, off_t off, - int count, int *eof, void *data) +static ssize_t +mdt_cos_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + int val, rc; - if (mdt->mdt_nosquash_str) - return snprintf(page, count, "%s\n", mdt->mdt_nosquash_str); - return snprintf(page, count, "NONE\n"); + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; + mdt_enable_cos(mdt, val); + return count; } +LPROC_SEQ_FOPS(mdt_cos); -static int lprocfs_wr_nosquash_nids(struct file *file, const char *buffer, - unsigned long count, void *data) +static int mdt_root_squash_seq_show(struct seq_file *m, void *data) { - 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 (cfs_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", - 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 (!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", - obd->obd_name, kernbuf); - up_write(&mdt->mdt_squash_sem); - RETURN(count); + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct root_squash_info *squash = &mdt->mdt_squash; - 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); + return seq_printf(m, "%u:%u\n", squash->rsi_uid, + squash->rsi_gid); } -static int lprocfs_rd_mdt_som(char *page, char **start, off_t off, - int count, int *eof, void *data) +static ssize_t +mdt_root_squash_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct root_squash_info *squash = &mdt->mdt_squash; - return snprintf(page, count, "%sabled\n", - mdt->mdt_som_conf ? "en" : "dis"); + return lprocfs_wr_root_squash(buffer, count, squash, + mdt_obd_name(mdt)); } +LPROC_SEQ_FOPS(mdt_root_squash); -static int lprocfs_wr_mdt_som(struct file *file, const char *buffer, - unsigned long count, void *data) +static int mdt_nosquash_nids_seq_show(struct seq_file *m, void *data) { - struct obd_export *exp; - struct obd_device *obd = data; - struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - char kernbuf[16]; - unsigned long val = 0; - - if (count > (sizeof(kernbuf) - 1)) - return -EINVAL; - - if (cfs_copy_from_user(kernbuf, buffer, count)) - return -EFAULT; - - kernbuf[count] = '\0'; - - if (!strcmp(kernbuf, "enabled")) - val = 1; - else if (strcmp(kernbuf, "disabled")) - return -EINVAL; - - if (mdt->mdt_som_conf == val) - return count; - - if (!obd->obd_process_conf) { - CERROR("Temporary SOM change is not supported, use lctl " - "conf_param for permanent setting\n"); - return count; - } - - /* 1 stands for self export. */ - cfs_list_for_each_entry(exp, &obd->obd_exports, exp_obd_chain) { - if (exp == obd->obd_self_export) - 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, - val ? "enabled" : "disabled"); - return count; - } + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct root_squash_info *squash = &mdt->mdt_squash; + int len = 0, rc; - mdt->mdt_som_conf = val; - LCONSOLE_INFO("Enabling SOM\n"); + down_read(&squash->rsi_sem); + if (!list_empty(&squash->rsi_nosquash_nids)) { + len = cfs_print_nidlist(m->buf + m->count, m->size - m->count, + &squash->rsi_nosquash_nids); + m->count += len; + rc = seq_printf(m, "\n"); + } else + rc = seq_printf(m, "NONE\n"); + up_read(&squash->rsi_sem); - return count; + return rc; } -/* Temporary; for testing purposes only */ -static int lprocfs_mdt_wr_mdc(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t +mdt_nosquash_nids_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; - struct obd_export *exp = NULL; - struct obd_uuid *uuid; - char *kbuf; - char *tmpbuf; - - OBD_ALLOC(kbuf, UUID_MAX); - if (kbuf == NULL) - return -ENOMEM; - - /* - * OBD_ALLOC() will zero kbuf, but we only copy UUID_MAX - 1 - * bytes into kbuf, to ensure that the string is NUL-terminated. - * UUID_MAX should include a trailing NUL already. - */ - if (cfs_copy_from_user(kbuf, buffer, - min_t(unsigned long, UUID_MAX - 1, count))) { - count = -EFAULT; - goto out; - } - tmpbuf = cfs_firststr(kbuf, min_t(unsigned long, UUID_MAX - 1, count)); - - OBD_ALLOC(uuid, UUID_MAX); - if (uuid == NULL) { - count = -ENOMEM; - goto out; - } - - obd_str2uuid(uuid, tmpbuf); - exp = cfs_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 seq_file *m = file->private_data; + struct obd_device *obd = m->private; + struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); + struct root_squash_info *squash = &mdt->mdt_squash; - OBD_FREE(uuid, UUID_MAX); -out: - OBD_FREE(kbuf, UUID_MAX); - return count; + return lprocfs_wr_nosquash_nids(buffer, count, squash, + mdt_obd_name(mdt)); } +LPROC_SEQ_FOPS(mdt_nosquash_nids); -static int lprocfs_rd_enable_remote_dir(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_enable_remote_dir_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; + struct obd_device *obd = m->private; struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return snprintf(page, count, "%u\n", mdt->mdt_enable_remote_dir); + return seq_printf(m, "%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) +static ssize_t +mdt_enable_remote_dir_seq_write(struct file *file, const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); __u32 val; int rc; @@ -966,28 +715,30 @@ static int lprocfs_wr_enable_remote_dir(struct file *file, const char *buffer, if (rc) return rc; - if (val < 0 || val > 1) + if (val > 1) return -ERANGE; mdt->mdt_enable_remote_dir = val; return count; } +LPROC_SEQ_FOPS(mdt_enable_remote_dir); -static int lprocfs_rd_enable_remote_dir_gid(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int mdt_enable_remote_dir_gid_seq_show(struct seq_file *m, void *data) { - struct obd_device *obd = data; + struct obd_device *obd = m->private; struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); - return snprintf(page, count, "%d\n", - (int)mdt->mdt_enable_remote_dir_gid); + return seq_printf(m, "%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) +static ssize_t +mdt_enable_remote_dir_gid_seq_write(struct file *file, + const char __user *buffer, + size_t count, loff_t *off) { - struct obd_device *obd = data; + struct seq_file *m = file->private_data; + struct obd_device *obd = m->private; struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev); __u32 val; int rc; @@ -999,78 +750,126 @@ static int lprocfs_wr_enable_remote_dir_gid(struct file *file, mdt->mdt_enable_remote_dir_gid = val; return count; } +LPROC_SEQ_FOPS(mdt_enable_remote_dir_gid); + +LPROC_SEQ_FOPS_RO_TYPE(mdt, uuid); +LPROC_SEQ_FOPS_RO_TYPE(mdt, recovery_status); +LPROC_SEQ_FOPS_RO_TYPE(mdt, num_exports); +LPROC_SEQ_FOPS_RO_TYPE(mdt, target_instance); +LPROC_SEQ_FOPS_RO_TYPE(mdt, hash); +LPROC_SEQ_FOPS_WO_TYPE(mdt, mds_evict_client); +LPROC_SEQ_FOPS_RW_TYPE(mdt, job_interval); +LPROC_SEQ_FOPS_RW_TYPE(mdt, ir_factor); +LPROC_SEQ_FOPS_RW_TYPE(mdt, nid_stats_clear); +LPROC_SEQ_FOPS(mdt_hsm_cdt_control); 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 }, - { "instance", lprocfs_target_rd_instance, 0 }, - { "ir_factor", lprocfs_obd_rd_ir_factor, - lprocfs_obd_wr_ir_factor, 0 }, - { "job_cleanup_interval", lprocfs_rd_job_interval, - lprocfs_wr_job_interval, 0 }, - { "enable_remote_dir", lprocfs_rd_enable_remote_dir, - lprocfs_wr_enable_remote_dir, 0}, - { "enable_remote_dir_gid", lprocfs_rd_enable_remote_dir_gid, - lprocfs_wr_enable_remote_dir_gid, 0}, - { 0 } + { .name = "uuid", + .fops = &mdt_uuid_fops }, + { .name = "recovery_status", + .fops = &mdt_recovery_status_fops }, + { .name = "num_exports", + .fops = &mdt_num_exports_fops }, + { .name = "identity_expire", + .fops = &mdt_identity_expire_fops }, + { .name = "identity_acquire_expire", + .fops = &mdt_identity_acquire_expire_fops }, + { .name = "identity_upcall", + .fops = &mdt_identity_upcall_fops }, + { .name = "identity_flush", + .fops = &mdt_identity_flush_fops }, + { .name = "identity_info", + .fops = &mdt_identity_info_fops }, + { .name = "capa", + .fops = &mdt_capa_fops }, + { .name = "capa_timeout", + .fops = &mdt_capa_timeout_fops }, + { .name = "capa_key_timeout", + .fops = &mdt_ck_timeout_fops }, + { .name = "capa_count", + .fops = &mdt_capa_count_fops }, + { .name = "site_stats", + .fops = &mdt_site_stats_fops }, + { .name = "evict_client", + .fops = &mdt_mds_evict_client_fops }, + { .name = "hash_stats", + .fops = &mdt_hash_fops }, + { .name = "sec_level", + .fops = &mdt_sec_level_fops }, + { .name = "commit_on_sharing", + .fops = &mdt_cos_fops }, + { .name = "root_squash", + .fops = &mdt_root_squash_fops }, + { .name = "nosquash_nids", + .fops = &mdt_nosquash_nids_fops }, + { .name = "instance", + .fops = &mdt_target_instance_fops }, + { .name = "ir_factor", + .fops = &mdt_ir_factor_fops }, + { .name = "job_cleanup_interval", + .fops = &mdt_job_interval_fops }, + { .name = "enable_remote_dir", + .fops = &mdt_enable_remote_dir_fops }, + { .name = "enable_remote_dir_gid", + .fops = &mdt_enable_remote_dir_gid_fops }, + { .name = "hsm_control", + .fops = &mdt_hsm_cdt_control_fops }, + { NULL } }; -static struct lprocfs_vars lprocfs_mdt_module_vars[] = { - { "num_refs", lprocfs_rd_numrefs, 0, 0 }, - { 0 } -}; +static int lprocfs_mdt_print_open_files(cfs_hash_t *hs, cfs_hash_bd_t *bd, + struct hlist_node *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; -void lprocfs_mdt_init_vars(struct lprocfs_static_vars *lvars) + spin_lock(&med->med_open_lock); + 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; +} + +static int lprocfs_mdt_open_files_seq_show(struct seq_file *seq, void *v) { - lvars->module_vars = lprocfs_mdt_module_vars; - lvars->obd_vars = lprocfs_mdt_obd_vars; + 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; } -struct lprocfs_vars lprocfs_mds_obd_vars[] = { - { "uuid", lprocfs_rd_uuid, 0, 0 }, - { 0 } -}; +int lprocfs_mdt_open_files_seq_open(struct inode *inode, struct file *file) +{ + struct seq_file *seq; + int rc; -struct lprocfs_vars lprocfs_mds_module_vars[] = { - { "num_refs", lprocfs_rd_numrefs, 0, 0 }, - { 0 } -}; + rc = single_open(file, &lprocfs_mdt_open_files_seq_show, NULL); + if (rc != 0) + return rc; + + seq = file->private_data; + seq->private = PDE_DATA(inode); + + 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->md_stats) - lprocfs_counter_incr(exp->exp_obd->md_stats, opcode); + 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 && @@ -1101,3 +900,64 @@ void mdt_stats_counter_init(struct lprocfs_stats *stats) lprocfs_counter_init(stats, LPROC_MDT_CROSSDIR_RENAME, 0, "crossdir_rename", "reqs"); } + +int mdt_procfs_init(struct mdt_device *mdt, const char *name) +{ + struct obd_device *obd = mdt2obd_dev(mdt); + int rc; + ENTRY; + + LASSERT(name != NULL); + + obd->obd_vars = lprocfs_mdt_obd_vars; + rc = lprocfs_obd_setup(obd); + 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", + obd, &mdt_nid_stats_clear_fops); + 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_procfs_fini(struct mdt_device *mdt) +{ + 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); +}