* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
+ * Copyright (c) 2011 Whamcloud, Inc.
+ */
+/*
* This file is part of Lustre, http://www.lustre.org/
* Lustre is a trademark of Sun Microsystems, Inc.
*
#include <linux/module.h>
#include <linux/types.h>
-#include <linux/random.h>
#include <linux/version.h>
#include <linux/mm.h>
cfs_mem_cache_t *ll_file_data_slab;
-LIST_HEAD(ll_super_blocks);
-spinlock_t ll_sb_lock = SPIN_LOCK_UNLOCKED;
+CFS_LIST_HEAD(ll_super_blocks);
+cfs_spinlock_t ll_sb_lock = CFS_SPIN_LOCK_UNLOCKED;
+#ifndef MS_HAS_NEW_AOPS
extern struct address_space_operations ll_aops;
extern struct address_space_operations ll_dir_aops;
+#else
+extern struct address_space_operations_ext ll_aops;
+extern struct address_space_operations_ext ll_dir_aops;
+#endif
#ifndef log2
-#define log2(n) ffz(~(n))
+#define log2(n) cfs_ffz(~(n))
#endif
static struct ll_sb_info *ll_init_sbi(void)
if (!sbi)
RETURN(NULL);
- spin_lock_init(&sbi->ll_lock);
- spin_lock_init(&sbi->ll_lco.lco_lock);
- spin_lock_init(&sbi->ll_pp_extent_lock);
- spin_lock_init(&sbi->ll_process_lock);
+ cfs_spin_lock_init(&sbi->ll_lock);
+ cfs_init_mutex(&sbi->ll_lco.lco_lock);
+ cfs_spin_lock_init(&sbi->ll_pp_extent_lock);
+ cfs_spin_lock_init(&sbi->ll_process_lock);
sbi->ll_rw_stats_on = 0;
si_meminfo(&si);
sbi->ll_ra_info.ra_max_pages = sbi->ll_ra_info.ra_max_pages_per_file;
sbi->ll_ra_info.ra_max_read_ahead_whole_pages =
SBI_DEFAULT_READAHEAD_WHOLE_MAX;
- INIT_LIST_HEAD(&sbi->ll_conn_chain);
- INIT_LIST_HEAD(&sbi->ll_orphan_dentry_list);
+ CFS_INIT_LIST_HEAD(&sbi->ll_conn_chain);
+ CFS_INIT_LIST_HEAD(&sbi->ll_orphan_dentry_list);
ll_generate_random_uuid(uuid);
class_uuid_unparse(uuid, &sbi->ll_sb_uuid);
CDEBUG(D_CONFIG, "generated uuid: %s\n", sbi->ll_sb_uuid.uuid);
- spin_lock(&ll_sb_lock);
- list_add_tail(&sbi->ll_list, &ll_super_blocks);
- spin_unlock(&ll_sb_lock);
+ cfs_spin_lock(&ll_sb_lock);
+ cfs_list_add_tail(&sbi->ll_list, &ll_super_blocks);
+ cfs_spin_unlock(&ll_sb_lock);
-#ifdef ENABLE_LLITE_CHECKSUM
+#ifdef ENABLE_CHECKSUM
sbi->ll_flags |= LL_SBI_CHECKSUM;
#endif
sbi->ll_flags |= LL_SBI_LRU_RESIZE;
#endif
-#ifdef HAVE_EXPORT___IGET
- INIT_LIST_HEAD(&sbi->ll_deathrow);
- spin_lock_init(&sbi->ll_deathrow_lock);
-#endif
for (i = 0; i <= LL_PROCESS_HIST_MAX; i++) {
- spin_lock_init(&sbi->ll_rw_extents_info.pp_extents[i].pp_r_hist.oh_lock);
- spin_lock_init(&sbi->ll_rw_extents_info.pp_extents[i].pp_w_hist.oh_lock);
+ cfs_spin_lock_init(&sbi->ll_rw_extents_info.pp_extents[i]. \
+ pp_r_hist.oh_lock);
+ cfs_spin_lock_init(&sbi->ll_rw_extents_info.pp_extents[i]. \
+ pp_w_hist.oh_lock);
}
/* metadata statahead is enabled by default */
sbi->ll_sa_max = LL_SA_RPC_DEF;
+ atomic_set(&sbi->ll_sa_total, 0);
+ atomic_set(&sbi->ll_sa_wrong, 0);
RETURN(sbi);
}
ENTRY;
if (sbi != NULL) {
- spin_lock(&ll_sb_lock);
- list_del(&sbi->ll_list);
- spin_unlock(&ll_sb_lock);
+ cfs_spin_lock(&ll_sb_lock);
+ cfs_list_del(&sbi->ll_list);
+ cfs_spin_unlock(&ll_sb_lock);
OBD_FREE(sbi, sizeof(*sbi));
}
EXIT;
.d_revalidate = ll_revalidate_nd,
};
-static int client_common_fill_super(struct super_block *sb, char *md, char *dt)
+static int client_common_fill_super(struct super_block *sb, char *md, char *dt,
+ struct vfsmount *mnt)
{
struct inode *root = 0;
struct ll_sb_info *sbi = ll_s2sbi(sb);
struct obd_device *obd;
struct obd_capa *oc = NULL;
- struct obd_statfs osfs;
+ struct obd_statfs *osfs = NULL;
struct ptlrpc_request *request = NULL;
struct obd_connect_data *data = NULL;
struct obd_uuid *uuid;
+ struct md_op_data *op_data;
struct lustre_md lmd;
obd_valid valid;
int size, err, checksum;
if (data == NULL)
RETURN(-ENOMEM);
+ OBD_ALLOC_PTR(osfs);
+ if (osfs == NULL) {
+ OBD_FREE_PTR(data);
+ RETURN(-ENOMEM);
+ }
+
if (proc_lustre_fs_root) {
err = lprocfs_register_mountpoint(proc_lustre_fs_root, sb,
dt, md);
/* indicate the features supported by this client */
data->ocd_connect_flags = OBD_CONNECT_IBITS | OBD_CONNECT_NODEVOH |
- OBD_CONNECT_JOIN | OBD_CONNECT_ATTRFID |
- OBD_CONNECT_VERSION | OBD_CONNECT_MDS_CAPA |
- OBD_CONNECT_OSS_CAPA | OBD_CONNECT_CANCELSET|
- OBD_CONNECT_FID | OBD_CONNECT_AT |
- OBD_CONNECT_LOV_V3 | OBD_CONNECT_RMT_CLIENT |
- OBD_CONNECT_VBR | OBD_CONNECT_SOM;
+ OBD_CONNECT_ATTRFID |
+ OBD_CONNECT_VERSION | OBD_CONNECT_BRW_SIZE |
+ OBD_CONNECT_MDS_CAPA | OBD_CONNECT_OSS_CAPA |
+ OBD_CONNECT_CANCELSET | OBD_CONNECT_FID |
+ OBD_CONNECT_AT | OBD_CONNECT_LOV_V3 |
+ OBD_CONNECT_RMT_CLIENT | OBD_CONNECT_VBR |
+ OBD_CONNECT_FULL20 | OBD_CONNECT_64BITHASH;
+
+ 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)
/* force vfs to use lustre handler for flock() calls - bug 10743 */
sb->s_flags |= MS_FLOCK_LOCK;
#endif
+#ifdef MS_HAS_NEW_AOPS
+ sb->s_flags |= MS_HAS_NEW_AOPS;
+#endif
if (sbi->ll_flags & LL_SBI_FLOCK)
sbi->ll_fop = &ll_file_operations_flock;
if (sbi->ll_flags & LL_SBI_RMT_CLIENT)
data->ocd_connect_flags |= OBD_CONNECT_RMT_CLIENT_FORCE;
+ data->ocd_brw_size = PTLRPC_MAX_BRW_SIZE;
+
err = obd_connect(NULL, &sbi->ll_md_exp, obd, &sbi->ll_sb_uuid, data, NULL);
if (err == -EBUSY) {
LCONSOLE_ERROR_MSG(0x14f, "An MDT (md %s) is performing "
GOTO(out_md, err);
}
- err = obd_statfs(obd, &osfs, cfs_time_current_64() - HZ, 0);
+ err = obd_statfs(obd, osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS), 0);
if (err)
GOTO(out_md_fid, err);
+ /* This needs to be after statfs to ensure connect has finished.
+ * Note that "data" does NOT contain the valid connect reply.
+ * If connecting to a 1.8 server there will be no LMV device, so
+ * we can access the MDC export directly and exp_connect_flags will
+ * be non-zero, but if accessing an upgraded 2.1 server it will
+ * have the correct flags filled in.
+ * XXX: fill in the LMV exp_connect_flags from MDC(s). */
+ valid = sbi->ll_md_exp->exp_connect_flags & CLIENT_CONNECT_MDT_REQD;
+ if (sbi->ll_md_exp->exp_connect_flags != 0 &&
+ valid != CLIENT_CONNECT_MDT_REQD) {
+ char *buf;
+
+ OBD_ALLOC_WAIT(buf, CFS_PAGE_SIZE);
+ obd_connect_flags2str(buf, CFS_PAGE_SIZE,
+ valid ^ CLIENT_CONNECT_MDT_REQD, ",");
+ LCONSOLE_ERROR_MSG(0x170, "Server %s does not support "
+ "feature(s) needed for correct operation "
+ "of this client (%s). Please upgrade "
+ "server or downgrade client.\n",
+ sbi->ll_md_exp->exp_obd->obd_name, buf);
+ OBD_FREE(buf, CFS_PAGE_SIZE);
+ GOTO(out_md, err = -EPROTO);
+ }
+
size = sizeof(*data);
err = obd_get_info(sbi->ll_md_exp, sizeof(KEY_CONN_DATA),
KEY_CONN_DATA, &size, data, NULL);
GOTO(out_md, err);
}
- LASSERT(osfs.os_bsize);
- sb->s_blocksize = osfs.os_bsize;
- sb->s_blocksize_bits = log2(osfs.os_bsize);
+ LASSERT(osfs->os_bsize);
+ sb->s_blocksize = osfs->os_bsize;
+ sb->s_blocksize_bits = log2(osfs->os_bsize);
sb->s_magic = LL_SUPER_MAGIC;
/* for bug 11559. in $LINUX/fs/read_write.c, function do_sendfile():
*
* it will check if *ppos is greater than max. However, max equals to
* s_maxbytes, which is a negative integer in a x86_64 box since loff_t
- * has been defined as a signed long long ineger in linux kernel. */
+ * has been defined as a signed long long integer in linux kernel. */
#if BITS_PER_LONG == 64
sb->s_maxbytes = PAGE_CACHE_MAXBYTES >> 1;
#else
sb->s_maxbytes = PAGE_CACHE_MAXBYTES;
#endif
- sbi->ll_namelen = osfs.os_namelen;
+ sbi->ll_namelen = osfs->os_namelen;
sbi->ll_max_rw_chunk = LL_DEFAULT_MAX_RW_CHUNK;
if ((sbi->ll_flags & LL_SBI_USER_XATTR) &&
sbi->ll_flags &= ~LL_SBI_ACL;
}
- if (data->ocd_connect_flags & OBD_CONNECT_JOIN)
- sbi->ll_flags |= LL_SBI_JOIN;
-
if (data->ocd_connect_flags & OBD_CONNECT_RMT_CLIENT) {
if (!(sbi->ll_flags & LL_SBI_RMT_CLIENT)) {
sbi->ll_flags |= LL_SBI_RMT_CLIENT;
sbi->ll_flags |= LL_SBI_OSS_CAPA;
}
+ if (data->ocd_connect_flags & OBD_CONNECT_64BITHASH)
+ sbi->ll_flags |= LL_SBI_64BIT_HASH;
+
+ if (data->ocd_connect_flags & OBD_CONNECT_BRW_SIZE)
+ sbi->ll_md_brw_size = data->ocd_brw_size;
+ else
+ sbi->ll_md_brw_size = CFS_PAGE_SIZE;
+
obd = class_name2obd(dt);
if (!obd) {
CERROR("DT %s: not setup or attached\n", dt);
OBD_CONNECT_SRVLOCK | OBD_CONNECT_TRUNCLOCK|
OBD_CONNECT_AT | OBD_CONNECT_RMT_CLIENT |
OBD_CONNECT_OSS_CAPA | OBD_CONNECT_VBR|
- OBD_CONNECT_SOM;
+ OBD_CONNECT_FULL20 | OBD_CONNECT_64BITHASH |
+ OBD_CONNECT_MAXBYTES;
+
+ 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
obd->obd_upcall.onu_owner = &sbi->ll_lco;
obd->obd_upcall.onu_upcall = cl_ocd_update;
- data->ocd_brw_size = PTLRPC_MAX_BRW_PAGES << CFS_PAGE_SHIFT;
+
+ data->ocd_brw_size = PTLRPC_MAX_BRW_SIZE;
err = obd_connect(NULL, &sbi->ll_dt_exp, obd, &sbi->ll_sb_uuid, data, NULL);
if (err == -EBUSY) {
GOTO(out_dt, err);
}
- spin_lock(&sbi->ll_lco.lco_lock);
+ cfs_mutex_down(&sbi->ll_lco.lco_lock);
sbi->ll_lco.lco_flags = data->ocd_connect_flags;
sbi->ll_lco.lco_md_exp = sbi->ll_md_exp;
sbi->ll_lco.lco_dt_exp = sbi->ll_dt_exp;
- spin_unlock(&sbi->ll_lco.lco_lock);
+ cfs_mutex_up(&sbi->ll_lco.lco_lock);
fid_zero(&sbi->ll_root_fid);
err = md_getstatus(sbi->ll_md_exp, &sbi->ll_root_fid, &oc);
CDEBUG(D_SUPER, "rootfid "DFID"\n", PFID(&sbi->ll_root_fid));
sb->s_op = &lustre_super_operations;
+#if THREAD_SIZE >= 8192
sb->s_export_op = &lustre_export_operations;
+#endif
/* make root inode
* XXX: move this to after cbd setup? */
else if (sbi->ll_flags & LL_SBI_ACL)
valid |= OBD_MD_FLACL;
- err = md_getattr(sbi->ll_md_exp, &sbi->ll_root_fid, oc, valid, 0,
- &request);
+ OBD_ALLOC_PTR(op_data);
+ if (op_data == NULL)
+ GOTO(out_lock_cn_cb, err = -ENOMEM);
+
+ op_data->op_fid1 = sbi->ll_root_fid;
+ op_data->op_mode = 0;
+ op_data->op_capa1 = oc;
+ op_data->op_valid = valid;
+
+ err = md_getattr(sbi->ll_md_exp, op_data, &request);
if (oc)
capa_put(oc);
+ OBD_FREE_PTR(op_data);
if (err) {
CERROR("md_getattr failed for root: rc = %d\n", err);
GOTO(out_lock_cn_cb, err);
}
LASSERT(fid_is_sane(&sbi->ll_root_fid));
- root = ll_iget(sb, ll_fid_build_ino(sbi, &sbi->ll_root_fid), &lmd);
+ root = ll_iget(sb, cl_fid_build_ino(&sbi->ll_root_fid, 0), &lmd);
md_free_lustre_md(sbi->ll_md_exp, &lmd);
ptlrpc_req_finished(request);
cl_sb_init(sb);
sb->s_root = d_alloc_root(root);
- if (data != NULL)
- OBD_FREE(data, sizeof(*data));
-
sb->s_root->d_op = &ll_d_root_ops;
sbi->ll_sdev_orig = sb->s_dev;
uuid = obd_get_uuid(sbi->ll_md_exp);
if (uuid != NULL)
sb->s_dev = get_uuid2int(uuid->uuid, strlen(uuid->uuid));
+ sbi->ll_mnt = mnt;
+
+ if (data != NULL)
+ OBD_FREE_PTR(data);
+ if (osfs != NULL)
+ OBD_FREE_PTR(osfs);
RETURN(err);
out_root:
out:
if (data != NULL)
OBD_FREE_PTR(data);
+ if (osfs != NULL)
+ OBD_FREE_PTR(osfs);
lprocfs_unregister_mountpoint(sbi);
return err;
}
void ll_dump_inode(struct inode *inode)
{
struct list_head *tmp;
- struct dentry *dentry;
int dentry_count = 0;
LASSERT(inode != NULL);
- CERROR("inode %p dump: dev=%s ino=%lu mode=%o count=%u state %lx\n",
- inode, ll_i2mdexp(inode)->exp_obd->obd_name, inode->i_ino,
- inode->i_mode, atomic_read(&inode->i_count), inode->i_state);
-
- list_for_each(tmp, &inode->i_dentry) {
- dentry = list_entry(tmp, struct dentry, d_alias);
- CERROR("Alias[%d] dentry %p dump: name=%.*s parent=%.*s (%p), inode=%p, count=%u, "
- "flags=0x%x, fsdata=%p\n", dentry_count, dentry,
- dentry->d_name.len, dentry->d_name.name,
- dentry->d_parent->d_name.len, dentry->d_parent->d_name.name,
- dentry->d_parent, dentry->d_inode, atomic_read(&dentry->d_count),
- dentry->d_flags, dentry->d_fsdata);
+ list_for_each(tmp, &inode->i_dentry)
dentry_count++;
- }
+ CERROR("inode %p dump: dev=%s ino=%lu mode=%o count=%u, %d dentries\n",
+ inode, ll_i2mdexp(inode)->exp_obd->obd_name, inode->i_ino,
+ inode->i_mode, atomic_read(&inode->i_count), dentry_count);
}
void lustre_dump_dentry(struct dentry *dentry, int recur)
if (recur == 0)
return;
- list_for_each(tmp, &dentry->d_subdirs) {
+ list_for_each(tmp, &dentry->d_subdirs) {
struct dentry *d = list_entry(tmp, struct dentry, d_child);
lustre_dump_dentry(d, recur - 1);
}
}
-#ifdef HAVE_EXPORT___IGET
-static void prune_dir_dentries(struct inode *inode)
-{
- struct dentry *dentry, *prev = NULL;
-
- /* due to lustre specific logic, a directory
- * can have few dentries - a bug from VFS POV */
-restart:
- spin_lock(&dcache_lock);
- if (!list_empty(&inode->i_dentry)) {
- dentry = list_entry(inode->i_dentry.prev,
- struct dentry, d_alias);
- /* in order to prevent infinite loops we
- * break if previous dentry is busy */
- if (dentry != prev) {
- prev = dentry;
- dget_locked(dentry);
- spin_unlock(&dcache_lock);
-
- /* try to kill all child dentries */
- lock_dentry(dentry);
- shrink_dcache_parent(dentry);
- unlock_dentry(dentry);
- dput(dentry);
-
- /* now try to get rid of current dentry */
- d_prune_aliases(inode);
- goto restart;
- }
- }
- spin_unlock(&dcache_lock);
-}
-
-static void prune_deathrow_one(struct ll_inode_info *lli)
-{
- struct inode *inode = ll_info2i(lli);
-
- /* first, try to drop any dentries - they hold a ref on the inode */
- if (S_ISDIR(inode->i_mode))
- prune_dir_dentries(inode);
- else
- d_prune_aliases(inode);
-
-
- /* if somebody still uses it, leave it */
- LASSERT(atomic_read(&inode->i_count) > 0);
- if (atomic_read(&inode->i_count) > 1)
- goto out;
-
- CDEBUG(D_INODE, "inode %lu/%u(%d) looks a good candidate for prune\n",
- inode->i_ino,inode->i_generation, atomic_read(&inode->i_count));
-
- /* seems nobody uses it anymore */
- inode->i_nlink = 0;
-
-out:
- iput(inode);
- return;
-}
-
-static void prune_deathrow(struct ll_sb_info *sbi, int try)
-{
- struct ll_inode_info *lli;
- int empty;
-
- do {
- if (need_resched() && try)
- break;
-
- if (try) {
- if (!spin_trylock(&sbi->ll_deathrow_lock))
- break;
- } else {
- spin_lock(&sbi->ll_deathrow_lock);
- }
-
- empty = 1;
- lli = NULL;
- if (!list_empty(&sbi->ll_deathrow)) {
- lli = list_entry(sbi->ll_deathrow.next,
- struct ll_inode_info,
- lli_dead_list);
- list_del_init(&lli->lli_dead_list);
- if (!list_empty(&sbi->ll_deathrow))
- empty = 0;
- }
- spin_unlock(&sbi->ll_deathrow_lock);
-
- if (lli)
- prune_deathrow_one(lli);
-
- } while (empty == 0);
-}
-#else /* !HAVE_EXPORT___IGET */
-#define prune_deathrow(sbi, try) do {} while (0)
-#endif /* HAVE_EXPORT___IGET */
-
void client_common_put_super(struct super_block *sb)
{
struct ll_sb_info *sbi = ll_s2sbi(sb);
cl_sb_fini(sb);
- /* destroy inodes in deathrow */
- prune_deathrow(sbi, 0);
-
- list_del(&sbi->ll_conn_chain);
+ cfs_list_del(&sbi->ll_conn_chain);
obd_fid_fini(sbi->ll_dt_exp);
obd_disconnect(sbi->ll_dt_exp);
*flags &= ~tmp;
goto next;
}
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2,5,50,0)
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;
}
+#else
+#warning "{no}acl options have been deprecated since 1.8, please remove them"
+#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;
+ goto next;
+ }
LCONSOLE_ERROR_MSG(0x152, "Unknown option '%s', won't mount.\n",
s1);
void ll_lli_init(struct ll_inode_info *lli)
{
lli->lli_inode_magic = LLI_INODE_MAGIC;
- sema_init(&lli->lli_size_sem, 1);
- sema_init(&lli->lli_write_sem, 1);
+ cfs_sema_init(&lli->lli_size_sem, 1);
+ cfs_sema_init(&lli->lli_write_sem, 1);
+ cfs_init_rwsem(&lli->lli_trunc_sem);
lli->lli_flags = 0;
lli->lli_maxbytes = PAGE_CACHE_MAXBYTES;
- spin_lock_init(&lli->lli_lock);
- INIT_LIST_HEAD(&lli->lli_close_list);
+ cfs_spin_lock_init(&lli->lli_lock);
+ CFS_INIT_LIST_HEAD(&lli->lli_close_list);
lli->lli_inode_magic = LLI_INODE_MAGIC;
- sema_init(&lli->lli_och_sem, 1);
+ cfs_sema_init(&lli->lli_och_sem, 1);
lli->lli_mds_read_och = lli->lli_mds_write_och = NULL;
lli->lli_mds_exec_och = NULL;
lli->lli_open_fd_read_count = lli->lli_open_fd_write_count = 0;
lli->lli_open_fd_exec_count = 0;
- INIT_LIST_HEAD(&lli->lli_dead_list);
+ CFS_INIT_LIST_HEAD(&lli->lli_dead_list);
lli->lli_remote_perms = NULL;
lli->lli_rmtperm_utime = 0;
- sema_init(&lli->lli_rmtperm_sem, 1);
- INIT_LIST_HEAD(&lli->lli_oss_capas);
+ cfs_sema_init(&lli->lli_rmtperm_sem, 1);
+ CFS_INIT_LIST_HEAD(&lli->lli_oss_capas);
+ cfs_spin_lock_init(&lli->lli_sa_lock);
+ cfs_sema_init(&lli->lli_readdir_sem, 1);
+ fid_zero(&lli->lli_pfid);
}
-int ll_fill_super(struct super_block *sb)
+static inline int ll_bdi_register(struct backing_dev_info *bdi)
{
- struct lustre_profile *lprof;
+#ifdef HAVE_BDI_REGISTER
+ static atomic_t ll_bdi_num = ATOMIC_INIT(0);
+
+ bdi->name = "lustre";
+ return bdi_register(bdi, NULL, "lustre-%d",
+ atomic_inc_return(&ll_bdi_num));
+#else
+ return 0;
+#endif
+}
+
+int ll_fill_super(struct super_block *sb, struct vfsmount *mnt)
+{
+ struct lustre_profile *lprof = NULL;
struct lustre_sb_info *lsi = s2lsi(sb);
struct ll_sb_info *sbi;
char *dt = NULL, *md = NULL;
char *profilenm = get_profile_name(sb);
- struct config_llog_instance cfg = {0, };
- char ll_instance[sizeof(sb) * 2 + 1];
+ struct config_llog_instance *cfg;
+ const int instlen = sizeof(cfg->cfg_instance) * 2 + 1;
int err;
ENTRY;
CDEBUG(D_VFSTRACE, "VFS Op: sb %p\n", sb);
+ OBD_ALLOC_PTR(cfg);
+ if (cfg == NULL)
+ RETURN(-ENOMEM);
+
cfs_module_get();
/* client additional sb info */
lsi->lsi_llsbi = sbi = ll_init_sbi();
if (!sbi) {
- cfs_module_put();
+ cfs_module_put(THIS_MODULE);
+ OBD_FREE_PTR(cfg);
RETURN(-ENOMEM);
}
if (err)
GOTO(out_free, err);
+ err = ll_bdi_init(&lsi->lsi_bdi);
+ if (err)
+ GOTO(out_free, err);
+ lsi->lsi_flags |= LSI_BDI_INITIALIZED;
+ lsi->lsi_bdi.capabilities = BDI_CAP_MAP_COPY;
+ err = ll_bdi_register(&lsi->lsi_bdi);
+ if (err)
+ GOTO(out_free, err);
+
+#ifdef HAVE_SB_BDI
+ sb->s_bdi = &lsi->lsi_bdi;
+#endif
+
/* Generate a string unique to this super, in case some joker tries
to mount the same fs at two mount points.
Use the address of the super itself.*/
- sprintf(ll_instance, "%p", sb);
- cfg.cfg_instance = ll_instance;
- cfg.cfg_uuid = lsi->lsi_llsbi->ll_sb_uuid;
+ cfg->cfg_instance = sb;
+ cfg->cfg_uuid = lsi->lsi_llsbi->ll_sb_uuid;
/* set up client obds */
- err = lustre_process_log(sb, profilenm, &cfg);
+ err = lustre_process_log(sb, profilenm, cfg);
if (err < 0) {
CERROR("Unable to process log: %d\n", err);
GOTO(out_free, err);
}
+ /* Profile set with LCFG_MOUNTOPT so we can find our mdc and osc obds */
lprof = class_get_profile(profilenm);
if (lprof == NULL) {
LCONSOLE_ERROR_MSG(0x156, "The client profile '%s' could not be"
CDEBUG(D_CONFIG, "Found profile %s: mdc=%s osc=%s\n", profilenm,
lprof->lp_md, lprof->lp_dt);
- OBD_ALLOC(dt, strlen(lprof->lp_dt) +
- strlen(ll_instance) + 2);
+ OBD_ALLOC(dt, strlen(lprof->lp_dt) + instlen);
if (!dt)
GOTO(out_free, err = -ENOMEM);
- sprintf(dt, "%s-%s", lprof->lp_dt, ll_instance);
+ sprintf(dt, "%s-%p", lprof->lp_dt, cfg->cfg_instance);
- OBD_ALLOC(md, strlen(lprof->lp_md) +
- strlen(ll_instance) + 2);
+ OBD_ALLOC(md, strlen(lprof->lp_md) + instlen);
if (!md)
GOTO(out_free, err = -ENOMEM);
- sprintf(md, "%s-%s", lprof->lp_md, ll_instance);
+ sprintf(md, "%s-%p", lprof->lp_md, cfg->cfg_instance);
/* connections, registrations, sb setup */
- err = client_common_fill_super(sb, md, dt);
+ err = client_common_fill_super(sb, md, dt, mnt);
out_free:
if (md)
- OBD_FREE(md, strlen(md) + 1);
+ OBD_FREE(md, strlen(lprof->lp_md) + instlen);
if (dt)
- OBD_FREE(dt, strlen(dt) + 1);
+ OBD_FREE(dt, strlen(lprof->lp_dt) + instlen);
if (err)
ll_put_super(sb);
else
LCONSOLE_WARN("Client %s has started\n", profilenm);
+ OBD_FREE_PTR(cfg);
RETURN(err);
} /* ll_fill_super */
void ll_put_super(struct super_block *sb)
{
struct config_llog_instance cfg;
- char ll_instance[sizeof(sb) * 2 + 1];
struct obd_device *obd;
struct lustre_sb_info *lsi = s2lsi(sb);
struct ll_sb_info *sbi = ll_s2sbi(sb);
ll_print_capa_stat(sbi);
- sprintf(ll_instance, "%p", sb);
- cfg.cfg_instance = ll_instance;
- lustre_end_log(sb, NULL, &cfg);
+ cfg.cfg_instance = sb;
+ lustre_end_log(sb, profilenm, &cfg);
if (sbi->ll_md_exp) {
obd = class_exp2obd(sbi->ll_md_exp);
if (profilenm)
class_del_profile(profilenm);
+ if (lsi->lsi_flags & LSI_BDI_INITIALIZED) {
+ ll_bdi_destroy(&lsi->lsi_bdi);
+ lsi->lsi_flags &= ~LSI_BDI_INITIALIZED;
+ }
+
ll_free_sbi(sb);
lsi->lsi_llsbi = NULL;
cl_env_cache_purge(~0);
- LCONSOLE_WARN("client %s umount complete\n", ll_instance);
+ LCONSOLE_WARN("client %p umount complete\n", cfg.cfg_instance);
- cfs_module_put();
+ cfs_module_put(THIS_MODULE);
EXIT;
} /* client_put_super */
inode = igrab(lock->l_ast_data);
} else {
inode = lock->l_ast_data;
- ldlm_lock_debug(NULL, inode->i_state & I_FREEING ?
- D_INFO : D_WARNING,
- lock, __FILE__, __func__, __LINE__,
- "l_ast_data %p is bogus: magic %08x",
- lock->l_ast_data, lli->lli_inode_magic);
+ LDLM_DEBUG_LIMIT(inode->i_state & I_FREEING ? D_INFO :
+ D_WARNING, lock, "l_ast_data %p is "
+ "bogus: magic %08x", lock->l_ast_data,
+ lli->lli_inode_magic);
inode = NULL;
}
}
}
#ifdef CONFIG_FS_POSIX_ACL
else if (lli->lli_posix_acl) {
- LASSERT(atomic_read(&lli->lli_posix_acl->a_refcount) == 1);
+ LASSERT(cfs_atomic_read(&lli->lli_posix_acl->a_refcount) == 1);
LASSERT(lli->lli_remote_perms == NULL);
posix_acl_release(lli->lli_posix_acl);
lli->lli_posix_acl = NULL;
#endif
lli->lli_inode_magic = LLI_INODE_DEAD;
-#ifdef HAVE_EXPORT___IGET
- spin_lock(&sbi->ll_deathrow_lock);
- list_del_init(&lli->lli_dead_list);
- spin_unlock(&sbi->ll_deathrow_lock);
-#endif
ll_clear_inode_capas(inode);
/*
* XXX This has to be done before lsm is freed below, because
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 | MF_SOM_CHANGE;
+ 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_sizeonmds_update(inode, &op_data->op_handle,
- op_data->op_ioepoch);
+ rc = ll_som_update(inode, op_data);
} else if (rc) {
CERROR("inode %lu mdc truncate failed: rc = %d\n",
inode->i_ino, rc);
RETURN(rc);
}
-static int ll_setattr_do_truncate(struct inode *inode, loff_t size)
+static int ll_setattr_ost(struct inode *inode, struct iattr *attr)
{
- struct obd_capa *capa = ll_osscapa_get(inode, CAPA_OPC_OSS_TRUNC);
+ struct obd_capa *capa;
int rc;
- rc = cl_setattr_do_truncate(inode, size, capa);
- ll_truncate_free_capa(capa);
- return rc;
-}
+ if (attr->ia_valid & ATTR_SIZE)
+ capa = ll_osscapa_get(inode, CAPA_OPC_OSS_TRUNC);
+ else
+ capa = ll_mdscapa_get(inode);
-static int ll_setattr_ost(struct inode *inode)
-{
- struct obd_capa *capa = ll_mdscapa_get(inode);
- int rc;
+ rc = cl_setattr_ost(inode, attr, capa);
- rc = cl_setattr_ost(inode, capa);
- capa_put(capa);
+ if (attr->ia_valid & ATTR_SIZE)
+ ll_truncate_free_capa(capa);
+ else
+ capa_put(capa);
return rc;
}
/* POSIX: check before ATTR_*TIME_SET set (from inode_change_ok) */
if (ia_valid & (ATTR_MTIME_SET | ATTR_ATIME_SET)) {
- if (current->fsuid != inode->i_uid &&
+ if (cfs_curproc_fsuid() != inode->i_uid &&
!cfs_capable(CFS_CAP_FOWNER))
RETURN(-EPERM);
}
/* We mark all of the fields "set" so MDS/OST does not re-set them */
if (attr->ia_valid & ATTR_CTIME) {
- attr->ia_ctime = CURRENT_TIME;
+ attr->ia_ctime = CFS_CURRENT_TIME;
attr->ia_valid |= ATTR_CTIME_SET;
}
if (!(ia_valid & ATTR_ATIME_SET) && (attr->ia_valid & ATTR_ATIME)) {
- attr->ia_atime = CURRENT_TIME;
+ attr->ia_atime = CFS_CURRENT_TIME;
attr->ia_valid |= ATTR_ATIME_SET;
}
if (!(ia_valid & ATTR_MTIME_SET) && (attr->ia_valid & ATTR_MTIME)) {
- attr->ia_mtime = CURRENT_TIME;
+ attr->ia_mtime = CFS_CURRENT_TIME;
attr->ia_valid |= ATTR_MTIME_SET;
}
- if ((attr->ia_valid & ATTR_CTIME) && !(attr->ia_valid & ATTR_MTIME)) {
- /* To avoid stale mtime on mds, obtain it from ost and send
- to mds. */
- rc = cl_glimpse_size(inode);
- if (rc)
- RETURN(rc);
-
- attr->ia_valid |= ATTR_MTIME_SET | ATTR_MTIME;
- attr->ia_mtime = inode->i_mtime;
- }
if (attr->ia_valid & (ATTR_MTIME | ATTR_CTIME))
CDEBUG(D_INODE, "setting mtime %lu, ctime %lu, now = %lu\n",
if (op_data == NULL)
RETURN(-ENOMEM);
+ UNLOCK_INODE_MUTEX(inode);
+ if (ia_valid & ATTR_SIZE)
+ UP_WRITE_I_ALLOC_SEM(inode);
+ cfs_down_write(&lli->lli_trunc_sem);
+ LOCK_INODE_MUTEX(inode);
+ if (ia_valid & ATTR_SIZE)
+ DOWN_WRITE_I_ALLOC_SEM(inode);
+
memcpy(&op_data->op_attr, attr, sizeof(*attr));
/* Open epoch for truncate. */
- if ((ll_i2mdexp(inode)->exp_connect_flags & OBD_CONNECT_SOM) &&
- (ia_valid & ATTR_SIZE))
+ if (exp_connect_som(ll_i2mdexp(inode)) &&
+ (ia_valid & (ATTR_SIZE | ATTR_MTIME | ATTR_MTIME_SET)))
op_data->op_flags = MF_EPOCH_OPEN;
rc = ll_md_setattr(inode, op_data, &mod);
}
if (ia_valid & ATTR_SIZE)
- rc = ll_setattr_do_truncate(inode, attr->ia_size);
- else if (ia_valid & (ATTR_MTIME | ATTR_MTIME_SET)) {
- CDEBUG(D_INODE, "set mtime on OST inode %lu to %lu\n",
- inode->i_ino, LTIME_S(attr->ia_mtime));
- rc = ll_setattr_ost(inode);
- }
+ attr->ia_valid |= ATTR_SIZE;
+ if (ia_valid & (ATTR_SIZE |
+ ATTR_ATIME | ATTR_ATIME_SET |
+ ATTR_MTIME | ATTR_MTIME_SET))
+ /* on truncate and utimes send attributes to osts, setting
+ * mtime/atime to past will be performed under PW 0:EOF extent
+ * lock (new_size:EOF for truncate)
+ * it may seem excessive to send mtime/atime updates to osts
+ * when not setting times to past, but it is necessary due to
+ * possible time de-synchronization */
+ rc = ll_setattr_ost(inode, attr);
EXIT;
out:
if (op_data) {
rc1 = ll_setattr_done_writing(inode, op_data, mod);
ll_finish_md_op_data(op_data);
}
+ cfs_up_write(&lli->lli_trunc_sem);
return rc ? rc : rc1;
}
int ll_setattr(struct dentry *de, struct iattr *attr)
{
+ int mode = de->d_inode->i_mode;
+
if ((attr->ia_valid & (ATTR_CTIME|ATTR_SIZE|ATTR_MODE)) ==
- (ATTR_CTIME|ATTR_SIZE|ATTR_MODE))
+ (ATTR_CTIME|ATTR_SIZE|ATTR_MODE))
attr->ia_valid |= MDS_OPEN_OWNEROVERRIDE;
- if ((de->d_inode->i_mode & S_ISUID) &&
+ if (((attr->ia_valid & (ATTR_MODE|ATTR_FORCE|ATTR_SIZE)) ==
+ (ATTR_SIZE|ATTR_MODE)) &&
+ (((mode & S_ISUID) && !(attr->ia_mode & S_ISUID)) ||
+ (((mode & (S_ISGID|S_IXGRP)) == (S_ISGID|S_IXGRP)) &&
+ !(attr->ia_mode & S_ISGID))))
+ attr->ia_valid |= ATTR_FORCE;
+
+ if ((mode & S_ISUID) &&
!(attr->ia_mode & S_ISUID) &&
!(attr->ia_valid & ATTR_KILL_SUID))
attr->ia_valid |= ATTR_KILL_SUID;
- if (((de->d_inode->i_mode & (S_ISGID|S_IXGRP)) == (S_ISGID|S_IXGRP)) &&
+ if (((mode & (S_ISGID|S_IXGRP)) == (S_ISGID|S_IXGRP)) &&
!(attr->ia_mode & S_ISGID) &&
!(attr->ia_valid & ATTR_KILL_SGID))
attr->ia_valid |= ATTR_KILL_SGID;
CDEBUG(D_VFSTRACE, "VFS Op: at "LPU64" jiffies\n", get_jiffies_64());
ll_stats_ops_tally(ll_s2sbi(sb), LPROC_LL_STAFS, 1);
- /* For now we will always get up-to-date statfs values, but in the
- * future we may allow some amount of caching on the client (e.g.
- * from QOS or lprocfs updates). */
- rc = ll_statfs_internal(sb, &osfs, cfs_time_current_64() - 1, 0);
+ /* Some amount of caching on the client is allowed */
+ rc = ll_statfs_internal(sb, &osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
+ 0);
if (rc)
return rc;
lli = ll_i2info(inode);
LASSERT(lli->lli_size_sem_owner != current);
- down(&lli->lli_size_sem);
+ cfs_down(&lli->lli_size_sem);
LASSERT(lli->lli_size_sem_owner == NULL);
lli->lli_size_sem_owner = current;
lsm = lli->lli_smd;
lov_stripe_unlock(lsm);
LASSERT(lli->lli_size_sem_owner == current);
lli->lli_size_sem_owner = NULL;
- up(&lli->lli_size_sem);
-}
-
-static void ll_replace_lsm(struct inode *inode, struct lov_stripe_md *lsm)
-{
- struct ll_inode_info *lli = ll_i2info(inode);
-
- dump_lsm(D_INODE, lsm);
- dump_lsm(D_INODE, lli->lli_smd);
- LASSERTF(lsm->lsm_magic == LOV_MAGIC_JOIN,
- "lsm must be joined lsm %p\n", lsm);
- obd_free_memmd(ll_i2dtexp(inode), &lli->lli_smd);
- CDEBUG(D_INODE, "replace lsm %p to lli_smd %p for inode %lu%u(%p)\n",
- lsm, lli->lli_smd, inode->i_ino, inode->i_generation, inode);
- lli->lli_smd = lsm;
- lli->lli_maxbytes = lsm->lsm_maxbytes;
- if (lli->lli_maxbytes > PAGE_CACHE_MAXBYTES)
- lli->lli_maxbytes = PAGE_CACHE_MAXBYTES;
+ cfs_up(&lli->lli_size_sem);
}
void ll_update_inode(struct inode *inode, struct lustre_md *md)
LASSERT ((lsm != NULL) == ((body->valid & OBD_MD_FLEASIZE) != 0));
if (lsm != NULL) {
+ cfs_down(&lli->lli_och_sem);
if (lli->lli_smd == NULL) {
if (lsm->lsm_magic != LOV_MAGIC_V1 &&
- lsm->lsm_magic != LOV_MAGIC_V3 &&
- lsm->lsm_magic != LOV_MAGIC_JOIN) {
+ lsm->lsm_magic != LOV_MAGIC_V3) {
dump_lsm(D_ERROR, lsm);
LBUG();
}
CDEBUG(D_INODE, "adding lsm %p to inode %lu/%u(%p)\n",
lsm, inode->i_ino, inode->i_generation, inode);
+ /* cl_inode_init must go before lli_smd or a race is
+ * possible where client thinks the file has stripes,
+ * but lov raid0 is not setup yet and parallel e.g.
+ * glimpse would try to use uninitialized lov */
cl_inode_init(inode, md);
- /* ll_inode_size_lock() requires it is only
- * called with lli_smd != NULL or lock_lsm == 0
- * or we can race between lock/unlock.
- * bug 9547 */
+ cfs_spin_lock(&lli->lli_lock);
lli->lli_smd = lsm;
+ cfs_spin_unlock(&lli->lli_lock);
+ cfs_up(&lli->lli_och_sem);
lli->lli_maxbytes = lsm->lsm_maxbytes;
if (lli->lli_maxbytes > PAGE_CACHE_MAXBYTES)
lli->lli_maxbytes = PAGE_CACHE_MAXBYTES;
} else {
- if (lli->lli_smd->lsm_magic == lsm->lsm_magic &&
- lli->lli_smd->lsm_stripe_count ==
- lsm->lsm_stripe_count) {
- if (lov_stripe_md_cmp(lli->lli_smd, lsm)) {
- CERROR("lsm mismatch for inode %ld\n",
- inode->i_ino);
- CERROR("lli_smd:\n");
- dump_lsm(D_ERROR, lli->lli_smd);
- CERROR("lsm:\n");
- dump_lsm(D_ERROR, lsm);
- LBUG();
- }
- } else {
- cl_inode_init(inode, md);
- ll_replace_lsm(inode, lsm);
+ cfs_up(&lli->lli_och_sem);
+ LASSERT(lli->lli_smd->lsm_magic == lsm->lsm_magic &&
+ lli->lli_smd->lsm_stripe_count ==
+ lsm->lsm_stripe_count);
+ if (lov_stripe_md_cmp(lli->lli_smd, lsm)) {
+ CERROR("lsm mismatch for inode %ld\n",
+ inode->i_ino);
+ CERROR("lli_smd:\n");
+ dump_lsm(D_ERROR, lli->lli_smd);
+ CERROR("lsm:\n");
+ dump_lsm(D_ERROR, lsm);
+ LBUG();
}
}
if (lli->lli_smd != lsm)
}
#ifdef CONFIG_FS_POSIX_ACL
else if (body->valid & OBD_MD_FLACL) {
- spin_lock(&lli->lli_lock);
+ cfs_spin_lock(&lli->lli_lock);
if (lli->lli_posix_acl)
posix_acl_release(lli->lli_posix_acl);
lli->lli_posix_acl = md->posix_acl;
- spin_unlock(&lli->lli_lock);
+ cfs_spin_unlock(&lli->lli_lock);
}
#endif
- inode->i_ino = ll_fid_build_ino(sbi, &body->fid1);
- inode->i_generation = ll_fid_build_gen(sbi, &body->fid1);
-
- if (body->valid & OBD_MD_FLATIME &&
- body->atime > LTIME_S(inode->i_atime))
- LTIME_S(inode->i_atime) = body->atime;
-
- /* mtime is always updated with ctime, but can be set in past.
- As write and utime(2) may happen within 1 second, and utime's
- mtime has a priority over write's one, so take mtime from mds
- for the same ctimes. */
- if (body->valid & OBD_MD_FLCTIME &&
- body->ctime >= LTIME_S(inode->i_ctime)) {
- LTIME_S(inode->i_ctime) = body->ctime;
- if (body->valid & OBD_MD_FLMTIME) {
- CDEBUG(D_INODE, "setting ino %lu mtime "
- "from %lu to "LPU64"\n", inode->i_ino,
+ inode->i_ino = cl_fid_build_ino(&body->fid1, 0);
+ inode->i_generation = cl_fid_build_gen(&body->fid1);
+
+ if (body->valid & OBD_MD_FLATIME) {
+ if (body->atime > LTIME_S(inode->i_atime))
+ LTIME_S(inode->i_atime) = body->atime;
+ lli->lli_lvb.lvb_atime = body->atime;
+ }
+ if (body->valid & OBD_MD_FLMTIME) {
+ if (body->mtime > LTIME_S(inode->i_mtime)) {
+ CDEBUG(D_INODE, "setting ino %lu mtime from %lu "
+ "to "LPU64"\n", inode->i_ino,
LTIME_S(inode->i_mtime), body->mtime);
LTIME_S(inode->i_mtime) = body->mtime;
}
+ lli->lli_lvb.lvb_mtime = body->mtime;
+ }
+ if (body->valid & OBD_MD_FLCTIME) {
+ if (body->ctime > LTIME_S(inode->i_ctime))
+ LTIME_S(inode->i_ctime) = body->ctime;
+ lli->lli_lvb.lvb_ctime = body->ctime;
}
if (body->valid & OBD_MD_FLMODE)
inode->i_mode = (inode->i_mode & S_IFMT)|(body->mode & ~S_IFMT);
/* Use old size assignment to avoid
* deadlock bz14138 & bz14326 */
inode->i_size = body->size;
+
+ CDEBUG(D_VFSTRACE, "inode=%lu, updating i_size %llu\n",
+ inode->i_ino, (unsigned long long)body->size);
}
if (body->valid & OBD_MD_FLBLOCKS)
}
}
-static struct backing_dev_info ll_backing_dev_info = {
- .ra_pages = 0, /* No readahead */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,12))
- .capabilities = 0, /* Does contribute to dirty memory */
-#else
- .memory_backed = 0, /* Does contribute to dirty memory */
-#endif
-};
-
void ll_read_inode2(struct inode *inode, void *opaque)
{
struct lustre_md *md = opaque;
/* OIDEBUG(inode); */
+ /* initializing backing dev info. */
+ inode->i_mapping->backing_dev_info = &s2lsi(inode->i_sb)->lsi_bdi;
+
+
if (S_ISREG(inode->i_mode)) {
struct ll_sb_info *sbi = ll_i2sbi(inode);
inode->i_op = &ll_file_inode_operations;
inode->i_fop = sbi->ll_fop;
- inode->i_mapping->a_ops = &ll_aops;
+ inode->i_mapping->a_ops = (struct address_space_operations *)&ll_aops;
EXIT;
} else if (S_ISDIR(inode->i_mode)) {
inode->i_op = &ll_dir_inode_operations;
inode->i_fop = &ll_dir_operations;
- inode->i_mapping->a_ops = &ll_dir_aops;
+ inode->i_mapping->a_ops = (struct address_space_operations *)&ll_dir_aops;
EXIT;
} else if (S_ISLNK(inode->i_mode)) {
inode->i_op = &ll_fast_symlink_inode_operations;
init_special_inode(inode, inode->i_mode,
kdev_t_to_nr(inode->i_rdev));
- /* initializing backing dev info. */
- inode->i_mapping->backing_dev_info = &ll_backing_dev_info;
-
EXIT;
}
}
ENTRY;
rc = obd_fid_delete(sbi->ll_md_exp, ll_inode2fid(inode));
- if (rc) {
+ if (rc)
CERROR("fid_delete() failed, rc %d\n", rc);
- }
+
truncate_inode_pages(&inode->i_data, 0);
+
+ /* Workaround for LU-118 */
+ if (inode->i_data.nrpages) {
+ TREE_READ_LOCK_IRQ(&inode->i_data);
+ TREE_READ_UNLOCK_IRQ(&inode->i_data);
+ LASSERTF(inode->i_data.nrpages == 0,
+ "inode=%lu/%u(%p) nrpages=%lu, see "
+ "http://jira.whamcloud.com/browse/LU-118\n",
+ inode->i_ino, inode->i_generation, inode,
+ inode->i_data.nrpages);
+ }
+ /* Workaround end */
+
clear_inode(inode);
EXIT;
ENTRY;
switch(cmd) {
- case EXT3_IOC_GETFLAGS: {
+ case FSFILT_IOC_GETFLAGS: {
struct mdt_body *body;
- struct obd_capa *oc;
+ struct md_op_data *op_data;
- oc = ll_mdscapa_get(inode);
- rc = md_getattr(sbi->ll_md_exp, ll_inode2fid(inode), oc,
- OBD_MD_FLFLAGS, 0, &req);
- capa_put(oc);
+ op_data = ll_prep_md_op_data(NULL, inode, NULL, NULL,
+ 0, 0, LUSTRE_OPC_ANY,
+ NULL);
+ if (op_data == NULL)
+ RETURN(-ENOMEM);
+
+ op_data->op_valid = OBD_MD_FLFLAGS;
+ rc = md_getattr(sbi->ll_md_exp, op_data, &req);
+ ll_finish_md_op_data(op_data);
if (rc) {
CERROR("failure %d inode %lu\n", rc, inode->i_ino);
RETURN(-abs(rc));
RETURN(put_user(flags, (int *)arg));
}
- case EXT3_IOC_SETFLAGS: {
+ case FSFILT_IOC_SETFLAGS: {
struct lov_stripe_md *lsm = ll_i2info(inode)->lli_smd;
struct obd_info oinfo = { { { 0 } } };
struct md_op_data *op_data;
NULL, 0, NULL, 0, &req, NULL);
ll_finish_md_op_data(op_data);
ptlrpc_req_finished(req);
- if (rc || lsm == NULL) {
+ if (rc) {
OBDO_FREE(oinfo.oi_oa);
RETURN(rc);
}
+ if (lsm == NULL) {
+ OBDO_FREE(oinfo.oi_oa);
+ GOTO(update_cache, rc);
+ }
+
oinfo.oi_oa->o_id = lsm->lsm_object_id;
- oinfo.oi_oa->o_gr = lsm->lsm_object_gr;
+ oinfo.oi_oa->o_seq = lsm->lsm_object_seq;
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_from_inode(oinfo.oi_oa, inode,
- OBD_MD_FLFID | OBD_MD_FLGENER);
+ &ll_i2info(inode)->lli_fid, 0);
rc = obd_setattr_rqset(sbi->ll_dt_exp, &oinfo, NULL);
capa_put(oinfo.oi_capa);
OBDO_FREE(oinfo.oi_oa);
if (rc) {
if (rc != -EPERM && rc != -EACCES)
- CERROR("md_setattr_async fails: rc = %d\n", rc);
+ CERROR("osc_setattr_async fails: rc = %d\n",rc);
RETURN(rc);
}
- inode->i_flags = ll_ext_to_inode_flags(flags |
- MDS_BFLAG_EXT_FLAGS);
- RETURN(0);
+ EXIT;
+update_cache:
+ inode->i_flags = ll_ext_to_inode_flags(flags);
+ return 0;
}
default:
RETURN(-ENOSYS);
{
struct ll_sb_info *sbi = ll_i2sbi(inode);
- CDEBUG(D_SEC, "flush context for user %d\n", current->uid);
+ CDEBUG(D_SEC, "flush context for user %d\n", cfs_curproc_uid());
obd_set_info_async(sbi->ll_md_exp,
sizeof(KEY_FLUSH_CTX), KEY_FLUSH_CTX,
struct lustre_sb_info *lsi = s2lsi(sb);
struct ll_sb_info *sbi = ll_s2sbi(sb);
struct obd_device *obd;
- struct obd_ioctl_data ioc_data = { 0 };
+ struct obd_ioctl_data *ioc_data;
ENTRY;
#ifdef HAVE_UMOUNTBEGIN_VFSMOUNT
return;
}
obd->obd_force = 1;
- obd_iocontrol(IOC_OSC_SET_ACTIVE, sbi->ll_md_exp, sizeof ioc_data,
- &ioc_data, NULL);
obd = class_exp2obd(sbi->ll_dt_exp);
if (obd == NULL) {
EXIT;
return;
}
-
obd->obd_force = 1;
- obd_iocontrol(IOC_OSC_SET_ACTIVE, sbi->ll_dt_exp, sizeof ioc_data,
- &ioc_data, NULL);
+
+ OBD_ALLOC_PTR(ioc_data);
+ if (ioc_data) {
+ obd_iocontrol(IOC_OSC_SET_ACTIVE, sbi->ll_md_exp,
+ sizeof ioc_data, ioc_data, NULL);
+
+ obd_iocontrol(IOC_OSC_SET_ACTIVE, sbi->ll_dt_exp,
+ sizeof ioc_data, ioc_data, NULL);
+
+ OBD_FREE_PTR(ioc_data);
+ }
+
/* Really, we'd like to wait until there are no requests outstanding,
* and then continue. For now, we just invalidate the requests,
* schedule() and sleep one second if needed, and hope.
*/
- schedule();
+ cfs_schedule();
#ifdef HAVE_UMOUNTBEGIN_VFSMOUNT
if (atomic_read(&vfsmnt->mnt_count) > 2) {
- cfs_schedule_timeout(CFS_TASK_INTERRUPTIBLE,
- cfs_time_seconds(1));
+ cfs_schedule_timeout_and_set_state(CFS_TASK_INTERRUPTIBLE,
+ cfs_time_seconds(1));
if (atomic_read(&vfsmnt->mnt_count) > 2)
LCONSOLE_WARN("Mount still busy with %d refs! You "
"may try to umount it a bit later\n",
LASSERT(*inode || sb);
sbi = sb ? ll_s2sbi(sb) : ll_i2sbi(*inode);
- prune_deathrow(sbi, 1);
memset(&md, 0, sizeof(struct lustre_md));
rc = md_get_lustre_md(sbi->ll_md_exp, req, sbi->ll_dt_exp,
*/
LASSERT(fid_is_sane(&md.body->fid1));
- *inode = ll_iget(sb, ll_fid_build_ino(sbi, &md.body->fid1),&md);
+ *inode = ll_iget(sb, cl_fid_build_ino(&md.body->fid1, 0), &md);
if (*inode == NULL || IS_ERR(*inode)) {
if (md.lsm)
obd_free_memmd(sbi->ll_dt_exp, &md.lsm);
}
}
- rc = obd_checkmd(sbi->ll_dt_exp, sbi->ll_md_exp,
- ll_i2info(*inode)->lli_smd);
out:
md_free_lustre_md(sbi->ll_md_exp, &md);
RETURN(rc);
!data->ioc_pbuf1 || !data->ioc_pbuf2)
GOTO(out_statfs, rc = -EINVAL);
+ if (data->ioc_inllen1 != sizeof(__u32) ||
+ data->ioc_inllen2 != sizeof(__u32) ||
+ data->ioc_plen1 != sizeof(struct obd_statfs) ||
+ data->ioc_plen2 != sizeof(struct obd_uuid))
+ GOTO(out_statfs, rc = -EINVAL);
+
memcpy(&type, data->ioc_inlbuf1, sizeof(__u32));
if (type == LL_STATFS_MDC)
exp = sbi->ll_md_exp;
op_data->op_namelen = namelen;
op_data->op_mode = mode;
op_data->op_mod_time = cfs_time_current_sec();
- op_data->op_fsuid = current->fsuid;
- op_data->op_fsgid = current->fsgid;
+ op_data->op_fsuid = cfs_curproc_fsuid();
+ op_data->op_fsgid = cfs_curproc_fsgid();
op_data->op_cap = cfs_curproc_cap_pack();
op_data->op_bias = MDS_CHECK_SPLIT;
op_data->op_opc = opc;
op_data->op_mds = 0;
op_data->op_data = data;
+ /* If the file is being opened after mknod() (normally due to NFS)
+ * try to use the default stripe data from parent directory for
+ * allocating OST objects. Try to pass the parent FID to MDS. */
+ if (opc == LUSTRE_OPC_CREATE && i1 == i2 && S_ISREG(i2->i_mode) &&
+ ll_i2info(i2)->lli_smd == NULL) {
+ struct ll_inode_info *lli = ll_i2info(i2);
+
+ cfs_spin_lock(&lli->lli_lock);
+ if (likely(lli->lli_smd == NULL &&
+ !fid_is_zero(&lli->lli_pfid)))
+ op_data->op_fid1 = lli->lli_pfid;
+ cfs_spin_unlock(&lli->lli_lock);
+ /** We ignore parent's capability temporary. */
+ }
+
return op_data;
}
if (sbi->ll_flags & LL_SBI_USER_XATTR)
seq_puts(seq, ",user_xattr");
- if (sbi->ll_flags & LL_SBI_ACL)
- seq_puts(seq, ",acl");
-
if (sbi->ll_flags & LL_SBI_LAZYSTATFS)
seq_puts(seq, ",lazystatfs");