* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2013, Intel Corporation.
+ * Copyright (c) 2011, 2014, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <linux/types.h>
#include <linux/version.h>
#include <linux/mm.h>
+#include <linux/user_namespace.h>
+#ifdef HAVE_UIDGID_HEADER
+# include <linux/uidgid.h>
+#endif
#include <lustre_ioctl.h>
#include <lustre_ha.h>
lru_page_max = pages / 2;
/* initialize ll_cache data */
- atomic_set(&sbi->ll_cache.ccc_users, 0);
- sbi->ll_cache.ccc_lru_max = lru_page_max;
- atomic_long_set(&sbi->ll_cache.ccc_lru_left, lru_page_max);
- spin_lock_init(&sbi->ll_cache.ccc_lru_lock);
- INIT_LIST_HEAD(&sbi->ll_cache.ccc_lru);
-
- /* turn unstable check off by default as it impacts performance */
- sbi->ll_cache.ccc_unstable_check = 0;
- atomic_long_set(&sbi->ll_cache.ccc_unstable_nr, 0);
- init_waitqueue_head(&sbi->ll_cache.ccc_unstable_waitq);
+ sbi->ll_cache = cl_cache_init(lru_page_max);
+ if (sbi->ll_cache == NULL) {
+ OBD_FREE(sbi, sizeof(*sbi));
+ RETURN(NULL);
+ }
sbi->ll_ra_info.ra_max_pages_per_file = min(pages / 32,
SBI_DEFAULT_READAHEAD_MAX);
spin_unlock(&ll_sb_lock);
if (!list_empty(&sbi->ll_squash.rsi_nosquash_nids))
cfs_free_nidlist(&sbi->ll_squash.rsi_nosquash_nids);
+ if (sbi->ll_cache != NULL) {
+ cl_cache_decref(sbi->ll_cache);
+ sbi->ll_cache = NULL;
+ }
OBD_FREE(sbi, sizeof(*sbi));
}
EXIT;
static int client_common_fill_super(struct super_block *sb, char *md, char *dt,
struct vfsmount *mnt)
{
- struct inode *root = 0;
+ struct inode *root = NULL;
struct ll_sb_info *sbi = ll_s2sbi(sb);
struct obd_device *obd;
struct obd_capa *oc = NULL;
struct obd_uuid *uuid;
struct md_op_data *op_data;
struct lustre_md lmd;
- obd_valid valid;
+ u64 valid;
int size, err, checksum;
ENTRY;
OBD_CONNECT_OPEN_BY_FID |
OBD_CONNECT_DIR_STRIPE;
- if (sbi->ll_flags & LL_SBI_SOM_PREVIEW)
- data->ocd_connect_flags |= OBD_CONNECT_SOM;
-
#ifdef HAVE_LRU_RESIZE_SUPPORT
if (sbi->ll_flags & LL_SBI_LRU_RESIZE)
data->ocd_connect_flags |= OBD_CONNECT_LRU_RESIZE;
size = sizeof(*data);
err = obd_get_info(NULL, sbi->ll_md_exp, sizeof(KEY_CONN_DATA),
- KEY_CONN_DATA, &size, data, NULL);
+ KEY_CONN_DATA, &size, data);
if (err) {
CERROR("%s: Get connect data failed: rc = %d\n",
sbi->ll_md_exp->exp_obd->obd_name, err);
sb->s_magic = LL_SUPER_MAGIC;
sb->s_maxbytes = MAX_LFS_FILESIZE;
sbi->ll_namelen = osfs->os_namelen;
- sbi->ll_max_rw_chunk = LL_DEFAULT_MAX_RW_CHUNK;
if ((sbi->ll_flags & LL_SBI_USER_XATTR) &&
!(data->ocd_connect_flags & OBD_CONNECT_XATTR)) {
OBD_CONNECT_LAYOUTLOCK |
OBD_CONNECT_PINGLESS | OBD_CONNECT_LFSCK;
- if (sbi->ll_flags & LL_SBI_SOM_PREVIEW)
- data->ocd_connect_flags |= OBD_CONNECT_SOM;
-
if (!OBD_FAIL_CHECK(OBD_FAIL_OSC_CONNECT_CKSUM)) {
/* OBD_CONNECT_CKSUM should always be set, even if checksums are
* disabled by default, because it can still be enabled on the
GOTO(out_root, err);
}
- err = ll_close_thread_start(&sbi->ll_lcq);
- if (err) {
- CERROR("cannot start close thread: rc %d\n", err);
- GOTO(out_root, err);
- }
-
#ifdef CONFIG_FS_POSIX_ACL
if (sbi->ll_flags & LL_SBI_RMT_CLIENT) {
rct_init(&sbi->ll_rct);
cl_sb_init(sb);
err = obd_set_info_async(NULL, sbi->ll_dt_exp, sizeof(KEY_CACHE_SET),
- KEY_CACHE_SET, sizeof(sbi->ll_cache),
- &sbi->ll_cache, NULL);
+ KEY_CACHE_SET, sizeof(*sbi->ll_cache),
+ sbi->ll_cache, NULL);
sb->s_root = d_make_root(root);
if (sb->s_root == NULL) {
out_dt:
obd_disconnect(sbi->ll_dt_exp);
sbi->ll_dt_exp = NULL;
- /* Make sure all OScs are gone, since cl_cache is accessing sbi. */
- obd_zombie_barrier();
out_md_fid:
obd_fid_fini(sbi->ll_md_exp->exp_obd);
out_md:
*lmmsize = obd_size_diskmd(sbi->ll_dt_exp, NULL);
size = sizeof(int);
rc = obd_get_info(NULL, sbi->ll_md_exp, sizeof(KEY_MAX_EASIZE),
- KEY_MAX_EASIZE, &size, lmmsize, NULL);
+ KEY_MAX_EASIZE, &size, lmmsize);
if (rc)
CERROR("Get max mdsize error rc %d\n", rc);
RETURN(rc);
}
+/**
+ * Get the value of the default_easize parameter.
+ *
+ * \see client_obd::cl_default_mds_easize
+ *
+ * \param[in] sbi superblock info for this filesystem
+ * \param[out] lmmsize pointer to storage location for value
+ *
+ * \retval 0 on success
+ * \retval negative negated errno on failure
+ */
int ll_get_default_mdsize(struct ll_sb_info *sbi, int *lmmsize)
{
int size, rc;
size = sizeof(int);
rc = obd_get_info(NULL, sbi->ll_md_exp, sizeof(KEY_DEFAULT_EASIZE),
- KEY_DEFAULT_EASIZE, &size, lmmsize, NULL);
+ KEY_DEFAULT_EASIZE, &size, lmmsize);
if (rc)
CERROR("Get default mdsize error rc %d\n", rc);
RETURN(rc);
}
-int ll_get_max_cookiesize(struct ll_sb_info *sbi, int *lmmsize)
+/**
+ * Set the default_easize parameter to the given value.
+ *
+ * \see client_obd::cl_default_mds_easize
+ *
+ * \param[in] sbi superblock info for this filesystem
+ * \param[in] lmmsize the size to set
+ *
+ * \retval 0 on success
+ * \retval negative negated errno on failure
+ */
+int ll_set_default_mdsize(struct ll_sb_info *sbi, int lmmsize)
{
- int size, rc;
-
- size = sizeof(int);
- rc = obd_get_info(NULL, sbi->ll_md_exp, sizeof(KEY_MAX_COOKIESIZE),
- KEY_MAX_COOKIESIZE, &size, lmmsize, NULL);
- if (rc)
- CERROR("Get max cookiesize error rc %d\n", rc);
-
- RETURN(rc);
-}
+ int rc;
-int ll_get_default_cookiesize(struct ll_sb_info *sbi, int *lmmsize)
-{
- int size, rc;
+ if (lmmsize < sizeof(struct lov_mds_md) ||
+ lmmsize > OBD_MAX_DEFAULT_EA_SIZE)
+ return -EINVAL;
- size = sizeof(int);
- rc = obd_get_info(NULL, sbi->ll_md_exp, sizeof(KEY_DEFAULT_COOKIESIZE),
- KEY_DEFAULT_COOKIESIZE, &size, lmmsize, NULL);
- if (rc)
- CERROR("Get default cookiesize error rc %d\n", rc);
+ rc = obd_set_info_async(NULL, sbi->ll_md_exp,
+ sizeof(KEY_DEFAULT_EASIZE), KEY_DEFAULT_EASIZE,
+ sizeof(int), &lmmsize, NULL);
RETURN(rc);
}
return;
list_for_each(tmp, &dentry->d_subdirs) {
- struct dentry *d = list_entry(tmp, struct dentry, d_u.d_child);
+ struct dentry *d = list_entry(tmp, struct dentry, d_child);
lustre_dump_dentry(d, recur - 1);
}
}
}
#endif
- ll_close_thread_shutdown(sbi->ll_lcq);
-
cl_sb_fini(sb);
list_del(&sbi->ll_conn_chain);
obd_fid_fini(sbi->ll_dt_exp->exp_obd);
obd_disconnect(sbi->ll_dt_exp);
sbi->ll_dt_exp = NULL;
- /* wait till all OSCs are gone, since cl_cache is accessing sbi.
- * see LU-2543. */
- obd_zombie_barrier();
lprocfs_unregister_mountpoint(sbi);
sbi->ll_umounting = 1;
/* wait running statahead threads to quit */
- while (atomic_read(&sbi->ll_sa_running) > 0)
- schedule_timeout_and_set_state(TASK_UNINTERRUPTIBLE,
- HZ >> 3);
+ while (atomic_read(&sbi->ll_sa_running) > 0) {
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout(msecs_to_jiffies(MSEC_PER_SEC >> 3));
+ }
}
EXIT;
*flags &= ~tmp;
goto next;
}
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 6, 53, 0)
- tmp = ll_set_opt("acl", s1, LL_SBI_ACL);
- if (tmp) {
- /* Ignore deprecated mount option. The client will
- * always try to mount with ACL support, whether this
- * is used depends on whether server supports it. */
- LCONSOLE_ERROR_MSG(0x152, "Ignoring deprecated "
- "mount option 'acl'.\n");
- goto next;
- }
- tmp = ll_set_opt("noacl", s1, LL_SBI_ACL);
- if (tmp) {
- LCONSOLE_ERROR_MSG(0x152, "Ignoring deprecated "
- "mount option 'noacl'.\n");
- goto next;
- }
-#endif
tmp = ll_set_opt("remote_client", s1, LL_SBI_RMT_CLIENT);
if (tmp) {
*flags |= tmp;
*flags &= ~tmp;
goto next;
}
- tmp = ll_set_opt("som_preview", s1, LL_SBI_SOM_PREVIEW);
- if (tmp) {
- *flags |= tmp;
- goto next;
- }
tmp = ll_set_opt("32bitapi", s1, LL_SBI_32BIT_API);
if (tmp) {
*flags |= tmp;
{
lli->lli_inode_magic = LLI_INODE_MAGIC;
lli->lli_flags = 0;
- lli->lli_ioepoch = 0;
- lli->lli_maxbytes = MAX_LFS_FILESIZE;
spin_lock_init(&lli->lli_lock);
lli->lli_posix_acl = NULL;
lli->lli_remote_perms = NULL;
mutex_init(&lli->lli_rmtperm_mutex);
/* Do not set lli_fid, it has been initialized already. */
fid_zero(&lli->lli_pfid);
- INIT_LIST_HEAD(&lli->lli_close_list);
INIT_LIST_HEAD(&lli->lli_oss_capas);
atomic_set(&lli->lli_open_count, 0);
lli->lli_mds_capa = NULL;
lli->lli_rmtperm_time = 0;
- lli->lli_pending_och = NULL;
lli->lli_mds_read_och = NULL;
lli->lli_mds_write_och = NULL;
lli->lli_mds_exec_och = NULL;
lli->lli_open_fd_exec_count = 0;
mutex_init(&lli->lli_och_mutex);
spin_lock_init(&lli->lli_agl_lock);
- lli->lli_has_smd = false;
spin_lock_init(&lli->lli_layout_lock);
- ll_layout_version_set(lli, LL_LAYOUT_GEN_NONE);
+ ll_layout_version_set(lli, CL_LAYOUT_GEN_NONE);
lli->lli_clob = NULL;
init_rwsem(&lli->lli_xattrs_list_rwsem);
spin_lock_init(&lli->lli_sa_lock);
lli->lli_opendir_pid = 0;
lli->lli_sa_enabled = 0;
+ lli->lli_def_stripe_offset = -1;
} else {
mutex_init(&lli->lli_size_mutex);
lli->lli_symlink_name = NULL;
/* connections, registrations, sb setup */
err = client_common_fill_super(sb, md, dt, mnt);
+ if (err < 0)
+ GOTO(out_free, err);
+
+ sbi->ll_client_common_fill_super_succeeded = 1;
out_free:
if (md)
/* 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,
+ rc = l_wait_event(sbi->ll_cache->ccc_unstable_waitq,
+ atomic_long_read(&sbi->ll_cache->ccc_unstable_nr) == 0,
&lwi);
}
- ccc_count = atomic_long_read(&sbi->ll_cache.ccc_unstable_nr);
+ 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);
}
}
- if (sbi->ll_lcq) {
- /* Only if client_common_fill_super succeeded */
- client_common_put_super(sb);
- }
+ 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) {
}
}
- /* Here is where the lsm is being initialized(fill lmo_info) after
- * client retrieve MD stripe information from MDT. */
- return md_update_lsm_md(ll_i2mdexp(inode), lsm, md->body,
- ll_md_blocking_ast);
+ return 0;
}
static inline int lli_lsm_md_eq(const struct lmv_stripe_md *lsm_md1,
RETURN(-EIO);
}
- rc = md_update_lsm_md(ll_i2mdexp(inode), ll_i2info(inode)->lli_lsm_md,
- md->body, ll_md_blocking_ast);
-
- RETURN(rc);
+ RETURN(0);
}
void ll_clear_inode(struct inode *inode)
LASSERT(lli->lli_opendir_pid == 0);
}
- spin_lock(&lli->lli_lock);
- ll_i2info(inode)->lli_flags &= ~LLIF_MDS_SIZE_LOCK;
- spin_unlock(&lli->lli_lock);
md_null_inode(sbi->ll_md_exp, ll_inode2fid(inode));
LASSERT(!lli->lli_open_fd_write_count);
* cl_object still uses inode lsm.
*/
cl_inode_fini(inode);
- lli->lli_has_smd = false;
EXIT;
}
-int ll_md_setattr(struct dentry *dentry, struct md_op_data *op_data,
- struct md_open_data **mod)
+static int ll_md_setattr(struct dentry *dentry, struct md_op_data *op_data)
{
struct lustre_md md;
struct inode *inode = dentry->d_inode;
if (IS_ERR(op_data))
RETURN(PTR_ERR(op_data));
- rc = md_setattr(sbi->ll_md_exp, op_data, NULL, 0, NULL, 0,
- &request, mod);
+ rc = md_setattr(sbi->ll_md_exp, op_data, NULL, 0, &request);
if (rc) {
ptlrpc_req_finished(request);
if (rc == -ENOENT) {
rc = simple_setattr(dentry, &op_data->op_attr);
op_data->op_attr.ia_valid = ia_valid;
- /* Extract epoch data if obtained. */
- op_data->op_handle = md.body->mbo_handle;
- op_data->op_ioepoch = md.body->mbo_ioepoch;
-
rc = ll_update_inode(inode, &md);
ptlrpc_req_finished(request);
RETURN(rc);
}
-/* Close IO epoch and send Size-on-MDS attribute update. */
-static int ll_setattr_done_writing(struct inode *inode,
- struct md_op_data *op_data,
- struct md_open_data *mod)
-{
- struct ll_inode_info *lli = ll_i2info(inode);
- int rc = 0;
- ENTRY;
-
- LASSERT(op_data != NULL);
- if (!S_ISREG(inode->i_mode))
- RETURN(0);
-
- CDEBUG(D_INODE, "Epoch "LPU64" closed on "DFID" for truncate\n",
- op_data->op_ioepoch, PFID(&lli->lli_fid));
-
- op_data->op_flags = MF_EPOCH_CLOSE;
- ll_done_writing_attr(inode, op_data);
- ll_pack_inode2opdata(inode, op_data, NULL);
-
- rc = md_done_writing(ll_i2sbi(inode)->ll_md_exp, op_data, mod);
- if (rc == -EAGAIN) {
- /* MDS has instructed us to obtain Size-on-MDS attribute
- * from OSTs and send setattr to back to MDS. */
- rc = ll_som_update(inode, op_data);
- } else if (rc) {
- CERROR("%s: inode "DFID" mdc truncate failed: rc = %d\n",
- ll_i2sbi(inode)->ll_md_exp->exp_obd->obd_name,
- PFID(ll_inode2fid(inode)), rc);
- }
- RETURN(rc);
-}
-
static int ll_setattr_ost(struct inode *inode, struct iattr *attr)
{
struct obd_capa *capa;
else
capa = ll_mdscapa_get(inode);
- rc = cl_setattr_ost(inode, attr, capa);
+ rc = cl_setattr_ost(ll_i2info(inode)->lli_clob, attr, 0, capa);
if (attr->ia_valid & ATTR_SIZE)
ll_truncate_free_capa(capa);
struct inode *inode = dentry->d_inode;
struct ll_inode_info *lli = ll_i2info(inode);
struct md_op_data *op_data = NULL;
- struct md_open_data *mod = NULL;
bool file_is_released = false;
- int rc = 0, rc1 = 0;
+ int rc = 0;
ENTRY;
CDEBUG(D_VFSTRACE, "%s: setattr inode "DFID"(%p) from %llu to %llu, "
* but other attributes must be set
*/
if (S_ISREG(inode->i_mode)) {
- struct lov_stripe_md *lsm;
+ struct cl_layout cl = {
+ .cl_is_released = false,
+ };
+ struct lu_env *env;
+ int refcheck;
__u32 gen;
- ll_layout_refresh(inode, &gen);
- lsm = ccc_inode_lsm_get(inode);
- if (lsm && lsm->lsm_pattern & LOV_PATTERN_F_RELEASED)
- file_is_released = true;
- ccc_inode_lsm_put(inode, lsm);
+ rc = ll_layout_refresh(inode, &gen);
+ if (rc < 0)
+ GOTO(out, rc);
+
+ /* XXX: the only place we need to know the layout type,
+ * this will be removed by a later patch. -Jinshan */
+ env = cl_env_get(&refcheck);
+ if (IS_ERR(env))
+ GOTO(out, rc = PTR_ERR(env));
+
+ rc = cl_object_layout_get(env, lli->lli_clob, &cl);
+ cl_env_put(env, &refcheck);
+ if (rc < 0)
+ GOTO(out, rc);
+
+ file_is_released = cl.cl_is_released;
if (!hsm_import && attr->ia_valid & ATTR_SIZE) {
if (file_is_released) {
memcpy(&op_data->op_attr, attr, sizeof(*attr));
- /* Open epoch for truncate. */
- if (exp_connect_som(ll_i2mdexp(inode)) && !hsm_import &&
- (attr->ia_valid & (ATTR_SIZE | ATTR_MTIME | ATTR_MTIME_SET)))
- op_data->op_flags = MF_EPOCH_OPEN;
-
- rc = ll_md_setattr(dentry, op_data, &mod);
+ rc = ll_md_setattr(dentry, op_data);
if (rc)
GOTO(out, rc);
spin_unlock(&lli->lli_lock);
}
- ll_ioepoch_open(lli, op_data->op_ioepoch);
if (!S_ISREG(inode->i_mode) || file_is_released)
GOTO(out, rc = 0);
}
EXIT;
out:
- if (op_data) {
- if (op_data->op_ioepoch) {
- rc1 = ll_setattr_done_writing(inode, op_data, mod);
- if (!rc)
- rc = rc1;
- }
+ if (op_data != NULL)
ll_finish_md_op_data(op_data);
- }
+
if (!S_ISDIR(inode->i_mode)) {
mutex_lock(&inode->i_mutex);
if ((attr->ia_valid & ATTR_SIZE) && !hsm_import)
struct ll_sb_info *sbi = ll_i2sbi(inode);
LASSERT((lsm != NULL) == ((body->mbo_valid & OBD_MD_FLEASIZE) != 0));
- if (lsm != NULL) {
- if (!lli->lli_has_smd &&
- !(sbi->ll_flags & LL_SBI_LAYOUT_LOCK))
- cl_file_inode_init(inode, md);
-
- lli->lli_maxbytes = lsm->lsm_maxbytes;
- if (lli->lli_maxbytes > MAX_LFS_FILESIZE)
- lli->lli_maxbytes = MAX_LFS_FILESIZE;
- }
+ if (lsm != NULL)
+ cl_file_inode_init(inode, md);
if (S_ISDIR(inode->i_mode)) {
int rc;
if (body->mbo_valid & OBD_MD_FLATIME) {
if (body->mbo_atime > LTIME_S(inode->i_atime))
LTIME_S(inode->i_atime) = body->mbo_atime;
- lli->lli_lvb.lvb_atime = body->mbo_atime;
+ lli->lli_atime = body->mbo_atime;
}
if (body->mbo_valid & OBD_MD_FLMTIME) {
LTIME_S(inode->i_mtime), body->mbo_mtime);
LTIME_S(inode->i_mtime) = body->mbo_mtime;
}
- lli->lli_lvb.lvb_mtime = body->mbo_mtime;
+ lli->lli_mtime = body->mbo_mtime;
}
if (body->mbo_valid & OBD_MD_FLCTIME) {
if (body->mbo_ctime > LTIME_S(inode->i_ctime))
LTIME_S(inode->i_ctime) = body->mbo_ctime;
- lli->lli_lvb.lvb_ctime = body->mbo_ctime;
+ lli->lli_ctime = body->mbo_ctime;
}
if (body->mbo_valid & OBD_MD_FLMODE)
LASSERT(fid_seq(&lli->lli_fid) != 0);
if (body->mbo_valid & OBD_MD_FLSIZE) {
- if (exp_connect_som(ll_i2mdexp(inode)) &&
- S_ISREG(inode->i_mode)) {
- struct lustre_handle lockh;
- ldlm_mode_t mode;
-
- /* As it is possible a blocking ast has been processed
- * by this time, we need to check there is an UPDATE
- * lock on the client and set LLIF_MDS_SIZE_LOCK holding
- * it. */
- mode = ll_take_md_lock(inode, MDS_INODELOCK_UPDATE,
- &lockh, LDLM_FL_CBPENDING,
- LCK_CR | LCK_CW |
- LCK_PR | LCK_PW);
- if (mode) {
- if (lli->lli_flags & (LLIF_DONE_WRITING |
- LLIF_EPOCH_PENDING |
- LLIF_SOM_DIRTY)) {
- CERROR("%s: inode "DFID" flags %u still"
- " has size authority! do not "
- "trust the size from MDS\n",
- sbi->ll_md_exp->exp_obd->obd_name,
- PFID(ll_inode2fid(inode)),
- lli->lli_flags);
- } else {
- /* Use old size assignment to avoid
- * deadlock bz14138 & bz14326 */
- i_size_write(inode, body->mbo_size);
- spin_lock(&lli->lli_lock);
- lli->lli_flags |= LLIF_MDS_SIZE_LOCK;
- spin_unlock(&lli->lli_lock);
- }
- ldlm_lock_decref(&lockh, mode);
- }
- } else {
- /* Use old size assignment to avoid
- * deadlock bz14138 & bz14326 */
- i_size_write(inode, body->mbo_size);
-
- CDEBUG(D_VFSTRACE,
- "inode="DFID", updating i_size %llu\n",
- PFID(ll_inode2fid(inode)),
- (unsigned long long)body->mbo_size);
- }
+ i_size_write(inode, body->mbo_size);
+
+ CDEBUG(D_VFSTRACE, "inode="DFID", updating i_size %llu\n",
+ PFID(ll_inode2fid(inode)),
+ (unsigned long long)body->mbo_size);
if (body->mbo_valid & OBD_MD_FLBLOCKS)
inode->i_blocks = body->mbo_blocks;
CDEBUG(D_VFSTRACE, "VFS Op:inode="DFID"(%p)\n",
PFID(&lli->lli_fid), inode);
- LASSERT(!lli->lli_has_smd);
-
/* Core attributes from the MDS first. This is a new inode, and
* the VFS doesn't zero times in the core inode so we have to do
* it ourselves. They will be overwritten by either MDS or OST
void ll_delete_inode(struct inode *inode)
{
- struct cl_inode_info *lli = cl_i2info(inode);
+ struct ll_inode_info *lli = ll_i2info(inode);
ENTRY;
if (S_ISREG(inode->i_mode) && lli->lli_clob != NULL)
RETURN(put_user(flags, (int __user *)arg));
}
case FSFILT_IOC_SETFLAGS: {
- struct lov_stripe_md *lsm;
- struct obd_info oinfo = { { { 0 } } };
- struct md_op_data *op_data;
+ struct iattr *attr;
+ struct md_op_data *op_data;
+ struct cl_object *obj;
+ struct obd_capa *capa;
if (get_user(flags, (int __user *)arg))
RETURN(-EFAULT);
if (IS_ERR(op_data))
RETURN(PTR_ERR(op_data));
- ((struct ll_iattr *)&op_data->op_attr)->ia_attr_flags = flags;
+ op_data->op_attr_flags = flags;
op_data->op_attr.ia_valid |= ATTR_ATTR_FLAG;
- rc = md_setattr(sbi->ll_md_exp, op_data,
- NULL, 0, NULL, 0, &req, NULL);
+ rc = md_setattr(sbi->ll_md_exp, op_data, NULL, 0, &req);
ll_finish_md_op_data(op_data);
ptlrpc_req_finished(req);
if (rc)
inode->i_flags = ll_ext_to_inode_flags(flags);
- lsm = ccc_inode_lsm_get(inode);
- if (!lsm_has_objects(lsm)) {
- ccc_inode_lsm_put(inode, lsm);
+ obj = ll_i2info(inode)->lli_clob;
+ if (obj == NULL)
RETURN(0);
- }
- OBDO_ALLOC(oinfo.oi_oa);
- if (!oinfo.oi_oa) {
- ccc_inode_lsm_put(inode, lsm);
+ OBD_ALLOC_PTR(attr);
+ if (attr == NULL)
RETURN(-ENOMEM);
- }
- oinfo.oi_md = lsm;
- oinfo.oi_oa->o_oi = lsm->lsm_oi;
- oinfo.oi_oa->o_flags = flags;
- oinfo.oi_oa->o_valid = OBD_MD_FLID | OBD_MD_FLFLAGS |
- OBD_MD_FLGROUP;
- oinfo.oi_capa = ll_mdscapa_get(inode);
- obdo_set_parent_fid(oinfo.oi_oa, &ll_i2info(inode)->lli_fid);
- rc = obd_setattr_rqset(sbi->ll_dt_exp, &oinfo, NULL);
- capa_put(oinfo.oi_capa);
- OBDO_FREE(oinfo.oi_oa);
- ccc_inode_lsm_put(inode, lsm);
-
- if (rc && rc != -EPERM && rc != -EACCES)
- CERROR("osc_setattr_async fails: rc = %d\n", rc);
+ attr->ia_valid = ATTR_ATTR_FLAG;
+
+ capa = ll_mdscapa_get(inode);
+ rc = cl_setattr_ost(obj, attr, flags, capa);
+ capa_put(capa);
+
+ OBD_FREE_PTR(attr);
RETURN(rc);
}
default:
return 0;
}
+/**
+ * Cleanup the open handle that is cached on MDT-side.
+ *
+ * For open case, the client side open handling thread may hit error
+ * after the MDT grant the open. Under such case, the client should
+ * send close RPC to the MDT as cleanup; otherwise, the open handle
+ * on the MDT will be leaked there until the client umount or evicted.
+ *
+ * In further, if someone unlinked the file, because the open handle
+ * holds the reference on such file/object, then it will block the
+ * subsequent threads that want to locate such object via FID.
+ *
+ * \param[in] sb super block for this file-system
+ * \param[in] open_req pointer to the original open request
+ */
+void ll_open_cleanup(struct super_block *sb, struct ptlrpc_request *open_req)
+{
+ struct mdt_body *body;
+ struct md_op_data *op_data;
+ struct ptlrpc_request *close_req = NULL;
+ struct obd_export *exp = ll_s2sbi(sb)->ll_md_exp;
+ ENTRY;
+
+ body = req_capsule_server_get(&open_req->rq_pill, &RMF_MDT_BODY);
+ OBD_ALLOC_PTR(op_data);
+ if (op_data == NULL) {
+ CWARN("%s: cannot allocate op_data to release open handle for "
+ DFID"\n",
+ ll_get_fsname(sb, NULL, 0), PFID(&body->mbo_fid1));
+
+ RETURN_EXIT;
+ }
+
+ op_data->op_fid1 = body->mbo_fid1;
+ op_data->op_handle = body->mbo_handle;
+ op_data->op_mod_time = cfs_time_current_sec();
+ md_close(exp, op_data, NULL, &close_req);
+ ptlrpc_req_finished(close_req);
+ ll_finish_md_op_data(op_data);
+
+ EXIT;
+}
+
int ll_prep_inode(struct inode **inode, struct ptlrpc_request *req,
struct super_block *sb, struct lookup_intent *it)
{
struct ll_sb_info *sbi = NULL;
- struct lustre_md md = { 0 };
+ struct lustre_md md = { NULL };
int rc;
ENTRY;
- LASSERT(*inode || sb);
- sbi = sb ? ll_s2sbi(sb) : ll_i2sbi(*inode);
- rc = md_get_lustre_md(sbi->ll_md_exp, req, sbi->ll_dt_exp,
- sbi->ll_md_exp, &md);
- if (rc)
- RETURN(rc);
+ LASSERT(*inode || sb);
+ sbi = sb ? ll_s2sbi(sb) : ll_i2sbi(*inode);
+ rc = md_get_lustre_md(sbi->ll_md_exp, req, sbi->ll_dt_exp,
+ sbi->ll_md_exp, &md);
+ if (rc != 0)
+ GOTO(cleanup, rc);
if (*inode) {
rc = ll_update_inode(*inode, &md);
LDLM_LOCK_PUT(lock);
}
+ GOTO(out, rc = 0);
+
out:
if (md.lsm != NULL)
obd_free_memmd(sbi->ll_dt_exp, &md.lsm);
md_free_lustre_md(sbi->ll_md_exp, &md);
- RETURN(rc);
+
+cleanup:
+ if (rc != 0 && it != NULL && it->it_op & IT_OPEN)
+ ll_open_cleanup(sb != NULL ? sb : (*inode)->i_sb, req);
+
+ return rc;
}
int ll_obd_statfs(struct inode *inode, void __user *arg)
/* this function prepares md_op_data hint for passing ot down to MD stack. */
struct md_op_data * ll_prep_md_op_data(struct md_op_data *op_data,
- struct inode *i1, struct inode *i2,
- const char *name, int namelen,
- int mode, __u32 opc, void *data)
+ struct inode *i1, struct inode *i2,
+ const char *name, size_t namelen,
+ __u32 mode, __u32 opc, void *data)
{
LASSERT(i1 != NULL);
ll_i2gids(op_data->op_suppgids, i1, i2);
op_data->op_fid1 = *ll_inode2fid(i1);
op_data->op_capa1 = ll_mdscapa_get(i1);
- if (S_ISDIR(i1->i_mode))
+ op_data->op_default_stripe_offset = -1;
+ if (S_ISDIR(i1->i_mode)) {
op_data->op_mea1 = ll_i2info(i1)->lli_lsm_md;
+ if (opc == LUSTRE_OPC_MKDIR)
+ op_data->op_default_stripe_offset =
+ ll_i2info(i1)->lli_def_stripe_offset;
+ }
if (i2) {
op_data->op_fid2 = *ll_inode2fid(i2);
{
char *buf, *path = NULL;
struct dentry *dentry = NULL;
- struct ccc_object *obj = cl_inode2ccc(page->mapping->host);
+ struct inode *inode = page->mapping->host;
/* this can be called inside spin lock so use GFP_ATOMIC. */
buf = (char *)__get_free_page(GFP_ATOMIC);
"%s: dirty page discard: %s/fid: "DFID"/%s may get corrupted "
"(rc %d)\n", ll_get_fsname(page->mapping->host->i_sb, NULL, 0),
s2lsi(page->mapping->host->i_sb)->lsi_lmd->lmd_dev,
- PFID(&obj->cob_header.coh_lu.loh_fid),
+ PFID(ll_inode2fid(inode)),
(path && !IS_ERR(path)) ? path : "", ioret);
if (dentry != NULL)
free_page((unsigned long)buf);
}
+ssize_t ll_copy_user_md(const struct lov_user_md __user *md,
+ struct lov_user_md **kbuf)
+{
+ struct lov_user_md lum;
+ ssize_t lum_size;
+ ENTRY;
+
+ if (copy_from_user(&lum, md, sizeof(lum)))
+ RETURN(-EFAULT);
+
+ lum_size = ll_lov_user_md_size(&lum);
+ if (lum_size < 0)
+ RETURN(lum_size);
+
+ OBD_ALLOC(*kbuf, lum_size);
+ if (*kbuf == NULL)
+ RETURN(-ENOMEM);
+
+ if (copy_from_user(*kbuf, md, lum_size) != 0) {
+ OBD_FREE(*kbuf, lum_size);
+ RETURN(-EFAULT);
+ }
+
+ RETURN(lum_size);
+}
+
/*
* Compute llite root squash state after a change of root squash
* configuration setting or add/remove of a lnet nid
/**
* Parse linkea content to extract information about a given hardlink
*
- * \param[in] ldata - Initialized linkea data
- * \param[in] linkno - Link identifier
- * \param[out] gpout - Destination structure to fill with linkno,
- * parent FID and entry name
- * \param[in] size - Size of the gp_name buffer in gpout
+ * \param[in] ldata - Initialized linkea data
+ * \param[in] linkno - Link identifier
+ * \param[out] parent_fid - The entry's parent FID
+ * \param[out] ln - Entry name destination buffer
*
* \retval 0 on success
* \retval Appropriate negative error code on failure
*/
static int ll_linkea_decode(struct linkea_data *ldata, unsigned int linkno,
- struct getparent *gpout, size_t name_size)
+ struct lu_fid *parent_fid, struct lu_name *ln)
{
unsigned int idx;
- struct lu_name ln;
int rc;
ENTRY;
RETURN(-ENODATA);
linkea_first_entry(ldata);
- idx = 0;
- while (ldata->ld_lee != NULL) {
- linkea_entry_unpack(ldata->ld_lee, &ldata->ld_reclen, &ln,
- &gpout->gp_fid);
+ for (idx = 0; ldata->ld_lee != NULL; idx++) {
+ linkea_entry_unpack(ldata->ld_lee, &ldata->ld_reclen, ln,
+ parent_fid);
if (idx == linkno)
break;
linkea_next_entry(ldata);
- idx++;
}
if (idx < linkno)
RETURN(-ENODATA);
- if (ln.ln_namelen >= name_size)
- RETURN(-EOVERFLOW);
-
- gpout->gp_linkno = linkno;
- strlcpy(gpout->gp_name, ln.ln_name, name_size);
RETURN(0);
}
struct inode *inode = file->f_dentry->d_inode;
struct linkea_data *ldata;
struct lu_buf buf = LU_BUF_NULL;
- struct getparent *gpout;
+ struct lu_name ln;
+ struct lu_fid parent_fid;
__u32 linkno;
__u32 name_size;
- size_t out_size;
int rc;
ENTRY;
if (rc < 0)
GOTO(ldata_free, rc);
- out_size = sizeof(*gpout) + name_size;
- OBD_ALLOC(gpout, out_size);
- if (gpout == NULL)
- GOTO(lb_free, rc = -ENOMEM);
-
- if (copy_from_user(gpout, arg, sizeof(*gpout)))
- GOTO(gp_free, rc = -EFAULT);
-
rc = ll_getxattr(dentry, XATTR_NAME_LINK, buf.lb_buf, buf.lb_len);
if (rc < 0)
- GOTO(gp_free, rc);
+ GOTO(lb_free, rc);
- rc = ll_linkea_decode(ldata, linkno, gpout, name_size);
+ rc = ll_linkea_decode(ldata, linkno, &parent_fid, &ln);
if (rc < 0)
- GOTO(gp_free, rc);
+ GOTO(lb_free, rc);
+
+ if (ln.ln_namelen >= name_size)
+ GOTO(lb_free, rc = -EOVERFLOW);
+
+ if (copy_to_user(&arg->gp_fid, &parent_fid, sizeof(arg->gp_fid)))
+ GOTO(lb_free, rc = -EFAULT);
+
+ if (copy_to_user(&arg->gp_name, ln.ln_name, ln.ln_namelen))
+ GOTO(lb_free, rc = -EFAULT);
- if (copy_to_user(arg, gpout, out_size))
- GOTO(gp_free, rc = -EFAULT);
+ if (put_user('\0', arg->gp_name + ln.ln_namelen))
+ GOTO(lb_free, rc = -EFAULT);
-gp_free:
- OBD_FREE(gpout, out_size);
lb_free:
lu_buf_free(&buf);
ldata_free: