#include <linux/version.h>
#include <linux/mm.h>
#include <linux/user_namespace.h>
-#ifdef HAVE_UIDGID_HEADER
-# include <linux/uidgid.h>
-#endif
+#include <linux/delay.h>
+#include <linux/uidgid.h>
#include <linux/security.h>
#include <uapi/linux/lustre/lustre_ioctl.h>
+#ifdef HAVE_UAPI_LINUX_MOUNT_H
+#include <uapi/linux/mount.h>
+#endif
+
#include <lustre_ha.h>
#include <lustre_dlm.h>
#include <lprocfs_status.h>
spin_lock_init(&sbi->ll_pp_extent_lock);
spin_lock_init(&sbi->ll_process_lock);
sbi->ll_rw_stats_on = 0;
+ sbi->ll_statfs_max_age = OBD_STATFS_CACHE_SECONDS;
si_meminfo(&si);
pages = si.totalram - si.totalhigh;
sbi->ll_squash.rsi_uid = 0;
sbi->ll_squash.rsi_gid = 0;
INIT_LIST_HEAD(&sbi->ll_squash.rsi_nosquash_nids);
- init_rwsem(&sbi->ll_squash.rsi_sem);
+ spin_lock_init(&sbi->ll_squash.rsi_lock);
/* Per-filesystem file heat */
sbi->ll_heat_decay_weight = SBI_DEFAULT_HEAT_DECAY_WEIGHT;
EXIT;
}
-static int client_common_fill_super(struct super_block *sb, char *md, char *dt,
- struct vfsmount *mnt)
+static int client_common_fill_super(struct super_block *sb, char *md, char *dt)
{
struct inode *root = NULL;
struct ll_sb_info *sbi = ll_s2sbi(sb);
OBD_CONNECT2_FLR |
OBD_CONNECT2_LOCK_CONVERT |
OBD_CONNECT2_ARCHIVE_ID_ARRAY |
+ OBD_CONNECT2_INC_XID |
OBD_CONNECT2_LSOM |
OBD_CONNECT2_ASYNC_DISCARD |
OBD_CONNECT2_PCC;
if (sbi->ll_flags & LL_SBI_LRU_RESIZE)
data->ocd_connect_flags |= OBD_CONNECT_LRU_RESIZE;
#endif
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
data->ocd_connect_flags |= OBD_CONNECT_ACL | OBD_CONNECT_UMASK |
OBD_CONNECT_LARGE_ACL;
#endif
if (OBD_FAIL_CHECK(OBD_FAIL_MDC_LIGHTWEIGHT))
/* flag mdc connection as lightweight, only used for test
* purpose, use with care */
- data->ocd_connect_flags |= OBD_CONNECT_LIGHTWEIGHT;
+ data->ocd_connect_flags |= OBD_CONNECT_LIGHTWEIGHT;
- data->ocd_ibits_known = MDS_INODELOCK_FULL;
- data->ocd_version = LUSTRE_VERSION_CODE;
+ data->ocd_ibits_known = MDS_INODELOCK_FULL;
+ data->ocd_version = LUSTRE_VERSION_CODE;
- if (sb->s_flags & MS_RDONLY)
- data->ocd_connect_flags |= OBD_CONNECT_RDONLY;
- if (sbi->ll_flags & LL_SBI_USER_XATTR)
- data->ocd_connect_flags |= OBD_CONNECT_XATTR;
+ if (sb->s_flags & SB_RDONLY)
+ data->ocd_connect_flags |= OBD_CONNECT_RDONLY;
+ if (sbi->ll_flags & LL_SBI_USER_XATTR)
+ data->ocd_connect_flags |= OBD_CONNECT_XATTR;
-#ifdef MS_NOSEC
+#ifdef SB_NOSEC
/* Setting this indicates we correctly support S_NOSEC (See kernel
* commit 9e1f1de02c2275d7172e18dc4e7c2065777611bf)
*/
- sb->s_flags |= MS_NOSEC;
+ sb->s_flags |= SB_NOSEC;
#endif
- if (sbi->ll_flags & LL_SBI_FLOCK)
- sbi->ll_fop = &ll_file_operations_flock;
- else if (sbi->ll_flags & LL_SBI_LOCALFLOCK)
- sbi->ll_fop = &ll_file_operations;
- else
- sbi->ll_fop = &ll_file_operations_noflock;
+ if (sbi->ll_flags & LL_SBI_FLOCK)
+ sbi->ll_fop = &ll_file_operations_flock;
+ else if (sbi->ll_flags & LL_SBI_LOCALFLOCK)
+ sbi->ll_fop = &ll_file_operations;
+ else
+ sbi->ll_fop = &ll_file_operations_noflock;
/* always ping even if server suppress_pings */
if (sbi->ll_flags & LL_SBI_ALWAYS_PING)
err = obd_connect(NULL, &sbi->ll_md_exp, sbi->ll_md_obd,
&sbi->ll_sb_uuid, data, sbi->ll_cache);
- if (err == -EBUSY) {
- LCONSOLE_ERROR_MSG(0x14f, "An MDT (md %s) is performing "
- "recovery, of which this client is not a "
- "part. Please wait for recovery to complete,"
- " abort, or time out.\n", md);
- GOTO(out, err);
- } else if (err) {
- CERROR("cannot connect to %s: rc = %d\n", md, err);
- GOTO(out, err);
- }
+ if (err == -EBUSY) {
+ LCONSOLE_ERROR_MSG(0x14f, "An MDT (md %s) is performing "
+ "recovery, of which this client is not a "
+ "part. Please wait for recovery to complete,"
+ " abort, or time out.\n", md);
+ GOTO(out, err);
+ } else if (err) {
+ CERROR("cannot connect to %s: rc = %d\n", md, err);
+ GOTO(out, err);
+ }
sbi->ll_md_exp->exp_connect_data = *data;
* can make sure the client can be mounted as long as MDT0 is
* avaible */
err = obd_statfs(NULL, sbi->ll_md_exp, osfs,
- ktime_get_seconds() - OBD_STATFS_CACHE_SECONDS,
+ ktime_get_seconds() - sbi->ll_statfs_max_age,
OBD_STATFS_FOR_MDT0);
if (err)
GOTO(out_md_fid, err);
sbi->ll_namelen = osfs->os_namelen;
sbi->ll_mnt.mnt = current->fs->root.mnt;
- if ((sbi->ll_flags & LL_SBI_USER_XATTR) &&
- !(data->ocd_connect_flags & OBD_CONNECT_XATTR)) {
- LCONSOLE_INFO("Disabling user_xattr feature because "
- "it is not supported on the server\n");
- sbi->ll_flags &= ~LL_SBI_USER_XATTR;
- }
+ if ((sbi->ll_flags & LL_SBI_USER_XATTR) &&
+ !(data->ocd_connect_flags & OBD_CONNECT_XATTR)) {
+ LCONSOLE_INFO("Disabling user_xattr feature because "
+ "it is not supported on the server\n");
+ sbi->ll_flags &= ~LL_SBI_USER_XATTR;
+ }
- if (data->ocd_connect_flags & OBD_CONNECT_ACL) {
-#ifdef MS_POSIXACL
- sb->s_flags |= MS_POSIXACL;
+ if (data->ocd_connect_flags & OBD_CONNECT_ACL) {
+#ifdef SB_POSIXACL
+ sb->s_flags |= SB_POSIXACL;
#endif
- sbi->ll_flags |= LL_SBI_ACL;
- } else {
- LCONSOLE_INFO("client wants to enable acl, but mdt not!\n");
-#ifdef MS_POSIXACL
- sb->s_flags &= ~MS_POSIXACL;
+ sbi->ll_flags |= LL_SBI_ACL;
+ } else {
+ LCONSOLE_INFO("client wants to enable acl, but mdt not!\n");
+#ifdef SB_POSIXACL
+ sb->s_flags &= ~SB_POSIXACL;
#endif
- sbi->ll_flags &= ~LL_SBI_ACL;
- }
+ sbi->ll_flags &= ~LL_SBI_ACL;
+ }
- if (data->ocd_connect_flags & OBD_CONNECT_64BITHASH)
- sbi->ll_flags |= LL_SBI_64BIT_HASH;
+ if (data->ocd_connect_flags & OBD_CONNECT_64BITHASH)
+ sbi->ll_flags |= LL_SBI_64BIT_HASH;
if (data->ocd_connect_flags & OBD_CONNECT_LAYOUTLOCK)
sbi->ll_flags |= LL_SBI_LAYOUT_LOCK;
data->ocd_connect_flags |= OBD_CONNECT_LOCKAHEAD_OLD;
#endif
- data->ocd_connect_flags2 = OBD_CONNECT2_LOCKAHEAD;
+ data->ocd_connect_flags2 = OBD_CONNECT2_LOCKAHEAD |
+ OBD_CONNECT2_INC_XID;
if (!OBD_FAIL_CHECK(OBD_FAIL_OSC_CONNECT_GRANT_PARAM))
data->ocd_connect_flags |= OBD_CONNECT_GRANT_PARAM;
CDEBUG(D_SUPER, "rootfid "DFID"\n", PFID(&sbi->ll_root_fid));
sb->s_op = &lustre_super_operations;
-#ifdef HAVE_XATTR_HANDLER_FLAGS
sb->s_xattr = ll_xattr_handlers;
-#endif
#if THREAD_SIZE >= 8192 /*b=17630*/
sb->s_export_op = &lustre_export_operations;
#endif
ptlrpc_req_finished(request);
if (IS_ERR(root)) {
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
if (lmd.posix_acl) {
posix_acl_release(lmd.posix_acl);
lmd.posix_acl = NULL;
#endif
err = IS_ERR(root) ? PTR_ERR(root) : -EBADF;
root = NULL;
- CERROR("lustre_lite: bad iget4 for root\n");
+ CERROR("%s: bad ll_iget() for root: rc = %d\n",
+ sbi->ll_fsname, err);
GOTO(out_root, err);
}
sbi->ll_fsname, err);
GOTO(out_root, err);
}
-#ifdef HAVE_DCACHE_LOCK
- sb->s_root->d_op = &ll_d_ops;
-#endif
sbi->ll_sdev_orig = sb->s_dev;
struct ll_sb_info *sbi;
ENTRY;
- /* not init sb ?*/
- if (!(sb->s_flags & MS_ACTIVE))
+ /* not init sb ?*/
+ if (!(sb->s_flags & SB_ACTIVE))
return;
sbi = ll_s2sbi(sb);
* put_super not affected real removing devices */
if (sbi) {
sb->s_dev = sbi->ll_sdev_orig;
- sbi->ll_umounting = 1;
/* wait running statahead threads to quit */
- while (atomic_read(&sbi->ll_sa_running) > 0) {
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(msecs_to_jiffies(MSEC_PER_SEC >> 3));
- }
+ while (atomic_read(&sbi->ll_sa_running) > 0)
+ schedule_timeout_uninterruptible(
+ cfs_time_seconds(1) >> 3);
}
EXIT;
CDEBUG(D_CONFIG, "Parsing opts %s\n", options);
- while (*s1) {
- CDEBUG(D_SUPER, "next opt=%s\n", s1);
- tmp = ll_set_opt("nolock", s1, LL_SBI_NOLCK);
- if (tmp) {
- *flags |= tmp;
- goto next;
- }
- tmp = ll_set_opt("flock", s1, LL_SBI_FLOCK);
- if (tmp) {
- *flags |= tmp;
- goto next;
- }
- tmp = ll_set_opt("localflock", s1, LL_SBI_LOCALFLOCK);
- if (tmp) {
- *flags |= tmp;
- goto next;
- }
- tmp = ll_set_opt("noflock", s1, LL_SBI_FLOCK|LL_SBI_LOCALFLOCK);
- if (tmp) {
- *flags &= ~tmp;
- goto next;
- }
- tmp = ll_set_opt("user_xattr", s1, LL_SBI_USER_XATTR);
- if (tmp) {
- *flags |= tmp;
- goto next;
- }
- tmp = ll_set_opt("nouser_xattr", s1, LL_SBI_USER_XATTR);
- if (tmp) {
- *flags &= ~tmp;
- goto next;
- }
+ while (*s1) {
+ CDEBUG(D_SUPER, "next opt=%s\n", s1);
+ tmp = ll_set_opt("nolock", s1, LL_SBI_NOLCK);
+ if (tmp) {
+ *flags |= tmp;
+ goto next;
+ }
+ tmp = ll_set_opt("flock", s1, LL_SBI_FLOCK);
+ if (tmp) {
+ *flags = (*flags & ~LL_SBI_LOCALFLOCK) | tmp;
+ goto next;
+ }
+ tmp = ll_set_opt("localflock", s1, LL_SBI_LOCALFLOCK);
+ if (tmp) {
+ *flags = (*flags & ~LL_SBI_FLOCK) | tmp;
+ goto next;
+ }
+ tmp = ll_set_opt("noflock", s1, LL_SBI_FLOCK|LL_SBI_LOCALFLOCK);
+ if (tmp) {
+ *flags &= ~tmp;
+ goto next;
+ }
+ tmp = ll_set_opt("user_xattr", s1, LL_SBI_USER_XATTR);
+ if (tmp) {
+ *flags |= tmp;
+ goto next;
+ }
+ tmp = ll_set_opt("nouser_xattr", s1, LL_SBI_USER_XATTR);
+ if (tmp) {
+ *flags &= ~tmp;
+ goto next;
+ }
tmp = ll_set_opt("context", s1, 1);
if (tmp)
goto next;
LASSERT(lli->lli_vfs_inode.i_mode != 0);
if (S_ISDIR(lli->lli_vfs_inode.i_mode)) {
- mutex_init(&lli->lli_readdir_mutex);
lli->lli_opendir_key = NULL;
lli->lli_sai = NULL;
spin_lock_init(&lli->lli_sa_lock);
} else {
mutex_init(&lli->lli_size_mutex);
lli->lli_symlink_name = NULL;
- init_rwsem(&lli->lli_trunc_sem);
+ ll_trunc_sem_init(&lli->lli_trunc_sem);
range_lock_tree_init(&lli->lli_write_tree);
init_rwsem(&lli->lli_glimpse_sem);
lli->lli_glimpse_time = ktime_set(0, 0);
mutex_init(&lli->lli_pcc_lock);
lli->lli_pcc_state = PCC_STATE_FL_NONE;
lli->lli_pcc_inode = NULL;
+ lli->lli_pcc_dsflags = PCC_DATASET_INVALID;
+ lli->lli_pcc_generation = 0;
+ mutex_init(&lli->lli_group_mutex);
+ lli->lli_group_users = 0;
+ lli->lli_group_gid = 0;
}
mutex_init(&lli->lli_layout_mutex);
memset(lli->lli_jobid, 0, sizeof(lli->lli_jobid));
}
#endif /* !HAVE_SUPER_SETUP_BDI_NAME */
-int ll_fill_super(struct super_block *sb, struct vfsmount *mnt)
+int ll_fill_super(struct super_block *sb)
{
struct lustre_profile *lprof = NULL;
struct lustre_sb_info *lsi = s2lsi(sb);
char *profilenm = get_profile_name(sb);
struct config_llog_instance *cfg;
/* %p for void* in printf needs 16+2 characters: 0xffffffffffffffff */
- const int instlen = 16 + 2;
+ const int instlen = LUSTRE_MAXINSTANCE + 2;
unsigned long cfg_instance = ll_get_cfg_instance(sb);
char name[MAX_STRING_SIZE];
int md_len = 0;
CDEBUG(D_VFSTRACE, "VFS Op: cfg_instance %s-%016lx (sb %p)\n",
profilenm, cfg_instance, sb);
- try_module_get(THIS_MODULE);
-
OBD_ALLOC_PTR(cfg);
if (cfg == NULL)
GOTO(out_free_cfg, err = -ENOMEM);
if (err)
GOTO(out_free_cfg, err);
-#ifndef HAVE_DCACHE_LOCK
/* kernel >= 2.6.38 store dentry operations in sb->s_d_op. */
sb->s_d_op = &ll_d_ops;
-#endif
+
/* UUID handling */
generate_random_uuid(uuid.b);
snprintf(sbi->ll_sb_uuid.uuid, UUID_SIZE, "%pU", uuid.b);
snprintf(md, md_len - 1, "%s-%016lx", lprof->lp_md, cfg_instance);
/* connections, registrations, sb setup */
- err = client_common_fill_super(sb, md, dt, mnt);
+ err = client_common_fill_super(sb, md, dt);
if (err < 0)
GOTO(out_free_md, err);
params_cfg.cfg_instance = cfg_instance;
lustre_end_log(sb, PARAMS_FILENAME, ¶ms_cfg);
- if (sbi->ll_md_exp) {
- obd = class_exp2obd(sbi->ll_md_exp);
- if (obd)
- force = obd->obd_force;
- }
+ if (sbi->ll_md_exp) {
+ obd = class_exp2obd(sbi->ll_md_exp);
+ if (obd)
+ force = obd->obd_force;
+ }
/* Wait for unstable pages to be committed to stable storage */
if (force == 0) {
struct l_wait_info lwi = LWI_INTR(LWI_ON_SIGNAL_NOOP, NULL);
rc = l_wait_event(sbi->ll_cache->ccc_unstable_waitq,
- atomic_long_read(&sbi->ll_cache->ccc_unstable_nr) == 0,
- &lwi);
+ atomic_long_read(&sbi->ll_cache->ccc_unstable_nr) == 0,
+ &lwi);
}
ccc_count = atomic_long_read(&sbi->ll_cache->ccc_unstable_nr);
if (force == 0 && rc != -EINTR)
LASSERTF(ccc_count == 0, "count: %li\n", ccc_count);
- /* We need to set force before the lov_disconnect in
- lustre_common_put_super, since l_d cleans up osc's as well. */
- if (force) {
- next = 0;
- while ((obd = class_devices_in_group(&sbi->ll_sb_uuid,
- &next)) != NULL) {
- obd->obd_force = force;
- }
- }
+ /* We need to set force before the lov_disconnect in
+ * lustre_common_put_super, since l_d cleans up osc's as well.
+ */
+ if (force) {
+ next = 0;
+ while ((obd = class_devices_in_group(&sbi->ll_sb_uuid,
+ &next)) != NULL) {
+ obd->obd_force = force;
+ }
+ }
if (sbi->ll_client_common_fill_super_succeeded) {
/* Only if client_common_fill_super succeeded */
client_common_put_super(sb);
}
- next = 0;
- while ((obd = class_devices_in_group(&sbi->ll_sb_uuid, &next)) !=NULL) {
- class_manual_cleanup(obd);
- }
+ next = 0;
+ while ((obd = class_devices_in_group(&sbi->ll_sb_uuid, &next)))
+ class_manual_cleanup(obd);
- if (sbi->ll_flags & LL_SBI_VERBOSE)
- LCONSOLE_WARN("Unmounted %s\n", profilenm ? profilenm : "");
+ if (sbi->ll_flags & LL_SBI_VERBOSE)
+ LCONSOLE_WARN("Unmounted %s\n", profilenm ? profilenm : "");
- if (profilenm)
- class_del_profile(profilenm);
+ if (profilenm)
+ class_del_profile(profilenm);
#ifndef HAVE_SUPER_SETUP_BDI_NAME
if (lsi->lsi_flags & LSI_BDI_INITIALIZED) {
}
#endif
- ll_free_sbi(sb);
- lsi->lsi_llsbi = NULL;
+ ll_free_sbi(sb);
+ lsi->lsi_llsbi = NULL;
out_no_sbi:
lustre_common_put_super(sb);
{
struct ll_inode_info *lli = ll_i2info(inode);
struct lmv_stripe_md *lsm = md->lmv;
+ struct cl_attr *attr;
int rc = 0;
ENTRY;
* normally dir layout doesn't change, only take read lock to check
* that to avoid blocking other MD operations.
*/
- if (lli->lli_lsm_md)
- down_read(&lli->lli_lsm_sem);
- else
- down_write(&lli->lli_lsm_sem);
+ down_read(&lli->lli_lsm_sem);
- /*
- * if dir layout mismatch, check whether version is increased, which
- * means layout is changed, this happens in dir migration and lfsck.
+ /* some current lookup initialized lsm, and unchanged */
+ if (lli->lli_lsm_md && lsm_md_eq(lli->lli_lsm_md, lsm))
+ GOTO(unlock, rc = 0);
+
+ /* if dir layout doesn't match, check whether version is increased,
+ * which means layout is changed, this happens in dir split/merge and
+ * lfsck.
*
* foreign LMV should not change.
*/
- if (lli->lli_lsm_md && !lsm_md_eq(lli->lli_lsm_md, lsm)) {
- if (lmv_dir_striped(lli->lli_lsm_md) &&
- lsm->lsm_md_layout_version <=
- lli->lli_lsm_md->lsm_md_layout_version) {
- CERROR("%s: "DFID" dir layout mismatch:\n",
- ll_i2sbi(inode)->ll_fsname,
- PFID(&lli->lli_fid));
- lsm_md_dump(D_ERROR, lli->lli_lsm_md);
- lsm_md_dump(D_ERROR, lsm);
- GOTO(unlock, rc = -EINVAL);
- }
+ if (lli->lli_lsm_md && lmv_dir_striped(lli->lli_lsm_md) &&
+ lsm->lsm_md_layout_version <=
+ lli->lli_lsm_md->lsm_md_layout_version) {
+ CERROR("%s: "DFID" dir layout mismatch:\n",
+ ll_i2sbi(inode)->ll_fsname, PFID(&lli->lli_fid));
+ lsm_md_dump(D_ERROR, lli->lli_lsm_md);
+ lsm_md_dump(D_ERROR, lsm);
+ GOTO(unlock, rc = -EINVAL);
+ }
- /* layout changed, switch to write lock */
- up_read(&lli->lli_lsm_sem);
- down_write(&lli->lli_lsm_sem);
- ll_dir_clear_lsm_md(inode);
+ up_read(&lli->lli_lsm_sem);
+ down_write(&lli->lli_lsm_sem);
+ /* clear existing lsm */
+ if (lli->lli_lsm_md) {
+ lmv_free_memmd(lli->lli_lsm_md);
+ lli->lli_lsm_md = NULL;
}
- /* set directory layout */
- if (!lli->lli_lsm_md) {
- struct cl_attr *attr;
+ rc = ll_init_lsm_md(inode, md);
+ up_write(&lli->lli_lsm_sem);
- rc = ll_init_lsm_md(inode, md);
- up_write(&lli->lli_lsm_sem);
- if (rc != 0)
- RETURN(rc);
+ if (rc)
+ RETURN(rc);
- /* set md->lmv to NULL, so the following free lustre_md
- * will not free this lsm */
- md->lmv = NULL;
+ /* set md->lmv to NULL, so the following free lustre_md will not free
+ * this lsm.
+ */
+ md->lmv = NULL;
- /*
- * md_merge_attr() may take long, since lsm is already set,
- * switch to read lock.
- */
- down_read(&lli->lli_lsm_sem);
+ /* md_merge_attr() may take long, since lsm is already set, switch to
+ * read lock.
+ */
+ down_read(&lli->lli_lsm_sem);
- if (!lmv_dir_striped(lli->lli_lsm_md))
- GOTO(unlock, rc);
+ if (!lmv_dir_striped(lli->lli_lsm_md))
+ GOTO(unlock, rc = 0);
- OBD_ALLOC_PTR(attr);
- if (attr == NULL)
- GOTO(unlock, rc = -ENOMEM);
-
- /* validate the lsm */
- rc = md_merge_attr(ll_i2mdexp(inode), lsm, attr,
- ll_md_blocking_ast);
- if (rc != 0) {
- OBD_FREE_PTR(attr);
- GOTO(unlock, rc);
- }
+ OBD_ALLOC_PTR(attr);
+ if (!attr)
+ GOTO(unlock, rc = -ENOMEM);
+ /* validate the lsm */
+ rc = md_merge_attr(ll_i2mdexp(inode), lli->lli_lsm_md, attr,
+ ll_md_blocking_ast);
+ if (!rc) {
if (md->body->mbo_valid & OBD_MD_FLNLINK)
md->body->mbo_nlink = attr->cat_nlink;
if (md->body->mbo_valid & OBD_MD_FLSIZE)
md->body->mbo_ctime = attr->cat_ctime;
if (md->body->mbo_valid & OBD_MD_FLMTIME)
md->body->mbo_mtime = attr->cat_mtime;
-
- OBD_FREE_PTR(attr);
}
+
+ OBD_FREE_PTR(attr);
+ GOTO(unlock, rc);
unlock:
up_read(&lli->lli_lsm_sem);
- RETURN(rc);
+ return rc;
}
void ll_clear_inode(struct inode *inode)
ll_xattr_cache_destroy(inode);
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
forget_all_cached_acls(inode);
if (lli->lli_posix_acl) {
posix_acl_release(lli->lli_posix_acl);
struct inode *inode = dentry->d_inode;
struct ll_inode_info *lli = ll_i2info(inode);
struct md_op_data *op_data = NULL;
+ ktime_t kstart = ktime_get();
int rc = 0;
ENTRY;
inode_has_no_xattr(inode);
}
- ll_stats_ops_tally(ll_i2sbi(inode), (attr->ia_valid & ATTR_SIZE) ?
- LPROC_LL_TRUNC : LPROC_LL_SETATTR, 1);
+ if (!rc)
+ ll_stats_ops_tally(ll_i2sbi(inode), attr->ia_valid & ATTR_SIZE ?
+ LPROC_LL_TRUNC : LPROC_LL_SETATTR,
+ ktime_us_delta(ktime_get(), kstart));
return rc;
}
int rc;
ENTRY;
- max_age = ktime_get_seconds() - OBD_STATFS_CACHE_SECONDS;
+ max_age = ktime_get_seconds() - sbi->ll_statfs_max_age;
+
+ if (sbi->ll_flags & LL_SBI_LAZYSTATFS)
+ flags |= OBD_STATFS_NODELAY;
rc = obd_statfs(NULL, sbi->ll_md_exp, osfs, max_age, flags);
if (rc)
if (osfs->os_state & OS_STATE_SUM)
GOTO(out, rc);
- if (sbi->ll_flags & LL_SBI_LAZYSTATFS)
- flags |= OBD_STATFS_NODELAY;
-
rc = obd_statfs(NULL, sbi->ll_dt_exp, &obd_osfs, max_age, flags);
if (rc) /* Possibly a filesystem with no OSTs. Report MDT totals. */
GOTO(out, rc = 0);
out:
RETURN(rc);
}
+
int ll_statfs(struct dentry *de, struct kstatfs *sfs)
{
struct super_block *sb = de->d_sb;
struct obd_statfs osfs;
__u64 fsid = huge_encode_dev(sb->s_dev);
+ ktime_t kstart = ktime_get();
int rc;
- CDEBUG(D_VFSTRACE, "VFS Op: at %llu jiffies\n", get_jiffies_64());
- ll_stats_ops_tally(ll_s2sbi(sb), LPROC_LL_STAFS, 1);
+ CDEBUG(D_VFSTRACE, "VFS Op:sb=%s (%p)\n", sb->s_id, sb);
/* Some amount of caching on the client is allowed */
rc = ll_statfs_internal(ll_s2sbi(sb), &osfs, OBD_STATFS_SUM);
}
}
- sfs->f_blocks = osfs.os_blocks;
- sfs->f_bfree = osfs.os_bfree;
- sfs->f_bavail = osfs.os_bavail;
+ sfs->f_blocks = osfs.os_blocks;
+ sfs->f_bfree = osfs.os_bfree;
+ sfs->f_bavail = osfs.os_bavail;
sfs->f_fsid.val[0] = (__u32)fsid;
sfs->f_fsid.val[1] = (__u32)(fsid >> 32);
+
+ ll_stats_ops_tally(ll_s2sbi(sb), LPROC_LL_STATFS,
+ ktime_us_delta(ktime_get(), kstart));
+
return 0;
}
return rc;
}
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
if (body->mbo_valid & OBD_MD_FLACL) {
spin_lock(&lli->lli_lock);
if (lli->lli_posix_acl)
struct ll_inode_info *lli = ll_i2info(inode);
struct address_space *mapping = &inode->i_data;
unsigned long nrpages;
+ unsigned long flags;
+
ENTRY;
if (S_ISREG(inode->i_mode) && lli->lli_clob != NULL) {
*/
nrpages = mapping->nrpages;
if (nrpages) {
- xa_lock_irq(&mapping->i_pages);
+ xa_lock_irqsave(&mapping->i_pages, flags);
nrpages = mapping->nrpages;
- xa_unlock_irq(&mapping->i_pages);
+ xa_unlock_irqrestore(&mapping->i_pages, flags);
} /* Workaround end */
LASSERTF(nrpages == 0, "%s: inode="DFID"(%p) nrpages=%lu, "
ll_i2sbi(inode)->ll_fsname,
PFID(ll_inode2fid(inode)), inode, nrpages);
-#ifdef HAVE_SBOPS_EVICT_INODE
ll_clear_inode(inode);
-#endif
clear_inode(inode);
EXIT;
struct ll_sb_info *sbi = ll_s2sbi(sb);
struct obd_device *obd;
struct obd_ioctl_data *ioc_data;
- struct l_wait_info lwi;
- wait_queue_head_t waitq;
+ int cnt;
ENTRY;
CDEBUG(D_VFSTRACE, "VFS Op: superblock %p count %d active %d\n", sb,
}
obd->obd_force = 1;
- obd = class_exp2obd(sbi->ll_dt_exp);
- if (obd == NULL) {
+ obd = class_exp2obd(sbi->ll_dt_exp);
+ if (obd == NULL) {
CERROR("Invalid LOV connection handle %#llx\n",
- sbi->ll_dt_exp->exp_handle.h_cookie);
- EXIT;
- return;
- }
- obd->obd_force = 1;
+ sbi->ll_dt_exp->exp_handle.h_cookie);
+ EXIT;
+ return;
+ }
+ obd->obd_force = 1;
- OBD_ALLOC_PTR(ioc_data);
+ OBD_ALLOC_PTR(ioc_data);
if (ioc_data) {
obd_iocontrol(IOC_OSC_SET_ACTIVE, sbi->ll_md_exp,
sizeof *ioc_data, ioc_data, NULL);
* and then continue. For now, we just periodically checking for vfs
* to decrement mnt_cnt and hope to finish it within 10sec.
*/
- init_waitqueue_head(&waitq);
- lwi = LWI_TIMEOUT_INTERVAL(cfs_time_seconds(10),
- cfs_time_seconds(1), NULL, NULL);
- l_wait_event(waitq, may_umount(sbi->ll_mnt.mnt), &lwi);
+ cnt = 10;
+ while (cnt > 0 &&
+ !may_umount(sbi->ll_mnt.mnt)) {
+ ssleep(1);
+ cnt -= 1;
+ }
EXIT;
}
int ll_remount_fs(struct super_block *sb, int *flags, char *data)
{
- struct ll_sb_info *sbi = ll_s2sbi(sb);
- char *profilenm = get_profile_name(sb);
- int err;
- __u32 read_only;
-
- if ((*flags & MS_RDONLY) != (sb->s_flags & MS_RDONLY)) {
- read_only = *flags & MS_RDONLY;
- err = obd_set_info_async(NULL, sbi->ll_md_exp,
- sizeof(KEY_READ_ONLY),
- KEY_READ_ONLY, sizeof(read_only),
- &read_only, NULL);
- if (err) {
- LCONSOLE_WARN("Failed to remount %s %s (%d)\n",
- profilenm, read_only ?
- "read-only" : "read-write", err);
- return err;
- }
+ struct ll_sb_info *sbi = ll_s2sbi(sb);
+ char *profilenm = get_profile_name(sb);
+ int err;
+ __u32 read_only;
+
+ if ((*flags & MS_RDONLY) != (sb->s_flags & SB_RDONLY)) {
+ read_only = *flags & MS_RDONLY;
+ err = obd_set_info_async(NULL, sbi->ll_md_exp,
+ sizeof(KEY_READ_ONLY),
+ KEY_READ_ONLY, sizeof(read_only),
+ &read_only, NULL);
+ if (err) {
+ LCONSOLE_WARN("Failed to remount %s %s (%d)\n",
+ profilenm, read_only ?
+ "read-only" : "read-write", err);
+ return err;
+ }
- if (read_only)
- sb->s_flags |= MS_RDONLY;
- else
- sb->s_flags &= ~MS_RDONLY;
+ if (read_only)
+ sb->s_flags |= SB_RDONLY;
+ else
+ sb->s_flags &= ~SB_RDONLY;
- if (sbi->ll_flags & LL_SBI_VERBOSE)
- LCONSOLE_WARN("Remounted %s %s\n", profilenm,
- read_only ? "read-only" : "read-write");
- }
- return 0;
+ if (sbi->ll_flags & LL_SBI_VERBOSE)
+ LCONSOLE_WARN("Remounted %s %s\n", profilenm,
+ read_only ? "read-only" : "read-write");
+ }
+ return 0;
}
/**
sbi->ll_flags & LL_SBI_32BIT_API),
&md);
if (IS_ERR(*inode)) {
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
if (md.posix_acl) {
posix_acl_release(md.posix_acl);
md.posix_acl = NULL;
/* cleanup will be done if necessary */
md_free_lustre_md(sbi->ll_md_exp, &md);
- if (rc != 0 && it != NULL && it->it_op & IT_OPEN)
+ if (rc != 0 && it != NULL && it->it_op & IT_OPEN) {
+ ll_intent_drop_lock(it);
ll_open_cleanup(sb != NULL ? sb : (*inode)->i_sb, req);
+ }
return rc;
}
int ll_show_options(struct seq_file *seq, struct vfsmount *vfs)
#endif
{
- struct ll_sb_info *sbi;
+ struct ll_sb_info *sbi;
#ifdef HAVE_SUPEROPS_USE_DENTRY
LASSERT((seq != NULL) && (dentry != NULL));
sbi = ll_s2sbi(vfs->mnt_sb);
#endif
- if (sbi->ll_flags & LL_SBI_NOLCK)
- seq_puts(seq, ",nolock");
-
- if (sbi->ll_flags & LL_SBI_FLOCK)
- seq_puts(seq, ",flock");
+ if (sbi->ll_flags & LL_SBI_NOLCK)
+ seq_puts(seq, ",nolock");
- if (sbi->ll_flags & LL_SBI_LOCALFLOCK)
- seq_puts(seq, ",localflock");
+ /* "flock" is the default since 2.13, but it wasn't for many years,
+ * so it is still useful to print this to show it is enabled.
+ * Start to print "noflock" so it is now clear when flock is disabled.
+ */
+ if (sbi->ll_flags & LL_SBI_FLOCK)
+ seq_puts(seq, ",flock");
+ else if (sbi->ll_flags & LL_SBI_LOCALFLOCK)
+ seq_puts(seq, ",localflock");
+ else
+ seq_puts(seq, ",noflock");
- if (sbi->ll_flags & LL_SBI_USER_XATTR)
- seq_puts(seq, ",user_xattr");
+ if (sbi->ll_flags & LL_SBI_USER_XATTR)
+ seq_puts(seq, ",user_xattr");
- if (sbi->ll_flags & LL_SBI_LAZYSTATFS)
- seq_puts(seq, ",lazystatfs");
+ if (sbi->ll_flags & LL_SBI_LAZYSTATFS)
+ seq_puts(seq, ",lazystatfs");
if (sbi->ll_flags & LL_SBI_USER_FID2PATH)
seq_puts(seq, ",user_fid2path");
if (sbi->ll_flags & LL_SBI_ALWAYS_PING)
seq_puts(seq, ",always_ping");
- RETURN(0);
+ RETURN(0);
}
/**
path = ll_d_path(dentry, buf, PAGE_SIZE);
}
+ /* The below message is checked in recovery-small.sh test_24b */
CDEBUG(D_WARNING,
"%s: dirty page discard: %s/fid: "DFID"/%s may get corrupted "
"(rc %d)\n", ll_i2sbi(inode)->ll_fsname,
if (lum_size < 0)
RETURN(lum_size);
- OBD_ALLOC(*kbuf, lum_size);
+ OBD_ALLOC_LARGE(*kbuf, lum_size);
if (*kbuf == NULL)
RETURN(-ENOMEM);
if (copy_from_user(*kbuf, md, lum_size) != 0) {
- OBD_FREE(*kbuf, lum_size);
+ OBD_FREE_LARGE(*kbuf, lum_size);
RETURN(-EFAULT);
}
struct lnet_process_id id;
/* Update norootsquash flag */
- down_write(&squash->rsi_sem);
+ spin_lock(&squash->rsi_lock);
if (list_empty(&squash->rsi_nosquash_nids))
sbi->ll_flags &= ~LL_SBI_NOROOTSQUASH;
else {
else
sbi->ll_flags &= ~LL_SBI_NOROOTSQUASH;
}
- up_write(&squash->rsi_sem);
+ spin_unlock(&squash->rsi_lock);
}
/**
if (rc < 0)
GOTO(ldata_free, rc);
-#ifdef HAVE_XATTR_HANDLER_FLAGS
rc = ll_xattr_list(inode, XATTR_NAME_LINK, XATTR_TRUSTED_T, buf.lb_buf,
buf.lb_len, OBD_MD_FLXATTR);
-#else
- rc = ll_getxattr(file_dentry(file), XATTR_NAME_LINK, buf.lb_buf,
- buf.lb_len);
-#endif /* HAVE_XATTR_HANDLER_FLAGS */
if (rc < 0)
GOTO(lb_free, rc);