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-rw-r--r--fs/ocfs2/acl.c78
-rw-r--r--fs/ocfs2/buffer_head_io.c1
-rw-r--r--fs/ocfs2/cluster/heartbeat.c1
-rw-r--r--fs/ocfs2/cluster/nodemanager.c1
-rw-r--r--fs/ocfs2/cluster/quorum.c1
-rw-r--r--fs/ocfs2/dlm/dlmast.c1
-rw-r--r--fs/ocfs2/dlm/dlmconvert.c1
-rw-r--r--fs/ocfs2/dlm/dlmmaster.c4
-rw-r--r--fs/ocfs2/dlm/dlmthread.c1
-rw-r--r--fs/ocfs2/dlm/dlmunlock.c1
-rw-r--r--fs/ocfs2/extent_map.c1
-rw-r--r--fs/ocfs2/heartbeat.c1
-rw-r--r--fs/ocfs2/inode.c16
-rw-r--r--fs/ocfs2/localalloc.c10
-rw-r--r--fs/ocfs2/locks.c2
-rw-r--r--fs/ocfs2/mmap.c1
-rw-r--r--fs/ocfs2/namei.c28
-rw-r--r--fs/ocfs2/ocfs2.h14
-rw-r--r--fs/ocfs2/quota_global.c1
-rw-r--r--fs/ocfs2/quota_local.c1
-rw-r--r--fs/ocfs2/refcounttree.c2
-rw-r--r--fs/ocfs2/stack_o2cb.c1
-rw-r--r--fs/ocfs2/stack_user.c1
-rw-r--r--fs/ocfs2/suballoc.c129
-rw-r--r--fs/ocfs2/suballoc.h5
-rw-r--r--fs/ocfs2/sysfile.c1
-rw-r--r--fs/ocfs2/xattr.c12
27 files changed, 231 insertions, 85 deletions
diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c
index 0501974bedd0..e13fc9e8fcdc 100644
--- a/fs/ocfs2/acl.c
+++ b/fs/ocfs2/acl.c
@@ -21,6 +21,7 @@
#include <linux/init.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/string.h>
#define MLOG_MASK_PREFIX ML_INODE
@@ -30,6 +31,8 @@
#include "alloc.h"
#include "dlmglue.h"
#include "file.h"
+#include "inode.h"
+#include "journal.h"
#include "ocfs2_fs.h"
#include "xattr.h"
@@ -166,6 +169,60 @@ static struct posix_acl *ocfs2_get_acl(struct inode *inode, int type)
}
/*
+ * Helper function to set i_mode in memory and disk. Some call paths
+ * will not have di_bh or a journal handle to pass, in which case it
+ * will create it's own.
+ */
+static int ocfs2_acl_set_mode(struct inode *inode, struct buffer_head *di_bh,
+ handle_t *handle, umode_t new_mode)
+{
+ int ret, commit_handle = 0;
+ struct ocfs2_dinode *di;
+
+ if (di_bh == NULL) {
+ ret = ocfs2_read_inode_block(inode, &di_bh);
+ if (ret) {
+ mlog_errno(ret);
+ goto out;
+ }
+ } else
+ get_bh(di_bh);
+
+ if (handle == NULL) {
+ handle = ocfs2_start_trans(OCFS2_SB(inode->i_sb),
+ OCFS2_INODE_UPDATE_CREDITS);
+ if (IS_ERR(handle)) {
+ ret = PTR_ERR(handle);
+ mlog_errno(ret);
+ goto out_brelse;
+ }
+
+ commit_handle = 1;
+ }
+
+ di = (struct ocfs2_dinode *)di_bh->b_data;
+ ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
+ if (ret) {
+ mlog_errno(ret);
+ goto out_commit;
+ }
+
+ inode->i_mode = new_mode;
+ di->i_mode = cpu_to_le16(inode->i_mode);
+
+ ocfs2_journal_dirty(handle, di_bh);
+
+out_commit:
+ if (commit_handle)
+ ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle);
+out_brelse:
+ brelse(di_bh);
+out:
+ return ret;
+}
+
+/*
* Set the access or default ACL of an inode.
*/
static int ocfs2_set_acl(handle_t *handle,
@@ -193,9 +250,14 @@ static int ocfs2_set_acl(handle_t *handle,
if (ret < 0)
return ret;
else {
- inode->i_mode = mode;
if (ret == 0)
acl = NULL;
+
+ ret = ocfs2_acl_set_mode(inode, di_bh,
+ handle, mode);
+ if (ret)
+ return ret;
+
}
}
break;
@@ -283,6 +345,7 @@ int ocfs2_init_acl(handle_t *handle,
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
struct posix_acl *acl = NULL;
int ret = 0;
+ mode_t mode;
if (!S_ISLNK(inode->i_mode)) {
if (osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) {
@@ -291,12 +354,17 @@ int ocfs2_init_acl(handle_t *handle,
if (IS_ERR(acl))
return PTR_ERR(acl);
}
- if (!acl)
- inode->i_mode &= ~current_umask();
+ if (!acl) {
+ mode = inode->i_mode & ~current_umask();
+ ret = ocfs2_acl_set_mode(inode, di_bh, handle, mode);
+ if (ret) {
+ mlog_errno(ret);
+ goto cleanup;
+ }
+ }
}
if ((osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) && acl) {
struct posix_acl *clone;
- mode_t mode;
if (S_ISDIR(inode->i_mode)) {
ret = ocfs2_set_acl(handle, inode, di_bh,
@@ -313,7 +381,7 @@ int ocfs2_init_acl(handle_t *handle,
mode = inode->i_mode;
ret = posix_acl_create_masq(clone, &mode);
if (ret >= 0) {
- inode->i_mode = mode;
+ ret = ocfs2_acl_set_mode(inode, di_bh, handle, mode);
if (ret > 0) {
ret = ocfs2_set_acl(handle, inode,
di_bh, ACL_TYPE_ACCESS,
diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
index 21c808f752d8..ecebb2276790 100644
--- a/fs/ocfs2/buffer_head_io.c
+++ b/fs/ocfs2/buffer_head_io.c
@@ -25,7 +25,6 @@
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#include <cluster/masklog.h>
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index 5c9890006708..41d5f1f92d56 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -34,6 +34,7 @@
#include <linux/crc32.h>
#include <linux/time.h>
#include <linux/debugfs.h>
+#include <linux/slab.h>
#include "heartbeat.h"
#include "tcp.h"
diff --git a/fs/ocfs2/cluster/nodemanager.c b/fs/ocfs2/cluster/nodemanager.c
index c81142e3ef84..ed0c9f367fed 100644
--- a/fs/ocfs2/cluster/nodemanager.c
+++ b/fs/ocfs2/cluster/nodemanager.c
@@ -19,6 +19,7 @@
* Boston, MA 021110-1307, USA.
*/
+#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/configfs.h>
diff --git a/fs/ocfs2/cluster/quorum.c b/fs/ocfs2/cluster/quorum.c
index 639024033fce..cf3e16696216 100644
--- a/fs/ocfs2/cluster/quorum.c
+++ b/fs/ocfs2/cluster/quorum.c
@@ -44,7 +44,6 @@
* and if they're the last, they fire off the decision.
*/
#include <linux/kernel.h>
-#include <linux/slab.h>
#include <linux/workqueue.h>
#include <linux/reboot.h>
diff --git a/fs/ocfs2/dlm/dlmast.c b/fs/ocfs2/dlm/dlmast.c
index dccc439fa087..a795eb91f4ea 100644
--- a/fs/ocfs2/dlm/dlmast.c
+++ b/fs/ocfs2/dlm/dlmast.c
@@ -28,7 +28,6 @@
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/init.h>
#include <linux/sysctl.h>
diff --git a/fs/ocfs2/dlm/dlmconvert.c b/fs/ocfs2/dlm/dlmconvert.c
index f283bce776b4..90803b47cd8c 100644
--- a/fs/ocfs2/dlm/dlmconvert.c
+++ b/fs/ocfs2/dlm/dlmconvert.c
@@ -28,7 +28,6 @@
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/init.h>
#include <linux/sysctl.h>
diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
index a659606dcb95..9289b4357d27 100644
--- a/fs/ocfs2/dlm/dlmmaster.c
+++ b/fs/ocfs2/dlm/dlmmaster.c
@@ -1875,7 +1875,6 @@ int dlm_assert_master_handler(struct o2net_msg *msg, u32 len, void *data,
ok:
spin_unlock(&res->spinlock);
}
- spin_unlock(&dlm->spinlock);
// mlog(0, "woo! got an assert_master from node %u!\n",
// assert->node_idx);
@@ -1926,7 +1925,6 @@ ok:
/* master is known, detach if not already detached.
* ensures that only one assert_master call will happen
* on this mle. */
- spin_lock(&dlm->spinlock);
spin_lock(&dlm->master_lock);
rr = atomic_read(&mle->mle_refs.refcount);
@@ -1959,7 +1957,6 @@ ok:
__dlm_put_mle(mle);
}
spin_unlock(&dlm->master_lock);
- spin_unlock(&dlm->spinlock);
} else if (res) {
if (res->owner != assert->node_idx) {
mlog(0, "assert_master from %u, but current "
@@ -1967,6 +1964,7 @@ ok:
res->owner, namelen, name);
}
}
+ spin_unlock(&dlm->spinlock);
done:
ret = 0;
diff --git a/fs/ocfs2/dlm/dlmthread.c b/fs/ocfs2/dlm/dlmthread.c
index 52ec020ea78b..11a6d1fd1d35 100644
--- a/fs/ocfs2/dlm/dlmthread.c
+++ b/fs/ocfs2/dlm/dlmthread.c
@@ -28,7 +28,6 @@
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/init.h>
#include <linux/sysctl.h>
diff --git a/fs/ocfs2/dlm/dlmunlock.c b/fs/ocfs2/dlm/dlmunlock.c
index 49e29ecd0201..b47c1b92b82b 100644
--- a/fs/ocfs2/dlm/dlmunlock.c
+++ b/fs/ocfs2/dlm/dlmunlock.c
@@ -28,7 +28,6 @@
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/init.h>
#include <linux/sysctl.h>
diff --git a/fs/ocfs2/extent_map.c b/fs/ocfs2/extent_map.c
index c562a7581cf9..09e3fdfa6d33 100644
--- a/fs/ocfs2/extent_map.c
+++ b/fs/ocfs2/extent_map.c
@@ -24,6 +24,7 @@
#include <linux/fs.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/types.h>
#include <linux/fiemap.h>
diff --git a/fs/ocfs2/heartbeat.c b/fs/ocfs2/heartbeat.c
index c6e7213db868..1aa863dd901f 100644
--- a/fs/ocfs2/heartbeat.c
+++ b/fs/ocfs2/heartbeat.c
@@ -26,7 +26,6 @@
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#define MLOG_MASK_PREFIX ML_SUPER
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 278a223aae14..07cc8bb68b6d 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -25,7 +25,6 @@
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/pagemap.h>
#include <linux/quotaops.h>
@@ -891,6 +890,21 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
/* Do some basic inode verification... */
di = (struct ocfs2_dinode *) di_bh->b_data;
if (!(di->i_flags & cpu_to_le32(OCFS2_ORPHANED_FL))) {
+ /*
+ * Inodes in the orphan dir must have ORPHANED_FL. The only
+ * inodes that come back out of the orphan dir are reflink
+ * targets. A reflink target may be moved out of the orphan
+ * dir between the time we scan the directory and the time we
+ * process it. This would lead to HAS_REFCOUNT_FL being set but
+ * ORPHANED_FL not.
+ */
+ if (di->i_dyn_features & cpu_to_le16(OCFS2_HAS_REFCOUNT_FL)) {
+ mlog(0, "Reflinked inode %llu is no longer orphaned. "
+ "it shouldn't be deleted\n",
+ (unsigned long long)oi->ip_blkno);
+ goto bail;
+ }
+
/* for lack of a better error? */
status = -EEXIST;
mlog(ML_ERROR,
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index ca992d91f511..c983715d8d8c 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -872,8 +872,10 @@ static int ocfs2_sync_local_to_main(struct ocfs2_super *osb,
(unsigned long long)la_start_blk,
(unsigned long long)blkno);
- status = ocfs2_free_clusters(handle, main_bm_inode,
- main_bm_bh, blkno, count);
+ status = ocfs2_release_clusters(handle,
+ main_bm_inode,
+ main_bm_bh, blkno,
+ count);
if (status < 0) {
mlog_errno(status);
goto bail;
@@ -984,8 +986,7 @@ static int ocfs2_local_alloc_reserve_for_window(struct ocfs2_super *osb,
}
retry_enospc:
- (*ac)->ac_bits_wanted = osb->local_alloc_bits;
-
+ (*ac)->ac_bits_wanted = osb->local_alloc_default_bits;
status = ocfs2_reserve_cluster_bitmap_bits(osb, *ac);
if (status == -ENOSPC) {
if (ocfs2_recalc_la_window(osb, OCFS2_LA_EVENT_ENOSPC) ==
@@ -1061,6 +1062,7 @@ retry_enospc:
OCFS2_LA_DISABLED)
goto bail;
+ ac->ac_bits_wanted = osb->local_alloc_default_bits;
status = ocfs2_claim_clusters(osb, handle, ac,
osb->local_alloc_bits,
&cluster_off,
diff --git a/fs/ocfs2/locks.c b/fs/ocfs2/locks.c
index 544ac6245175..b5cb3ede9408 100644
--- a/fs/ocfs2/locks.c
+++ b/fs/ocfs2/locks.c
@@ -133,7 +133,7 @@ int ocfs2_lock(struct file *file, int cmd, struct file_lock *fl)
if (!(fl->fl_flags & FL_POSIX))
return -ENOLCK;
- if (__mandatory_lock(inode))
+ if (__mandatory_lock(inode) && fl->fl_type != F_UNLCK)
return -ENOLCK;
return ocfs2_plock(osb->cconn, OCFS2_I(inode)->ip_blkno, file, cmd, fl);
diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c
index 39737613424a..7898bd3a99f5 100644
--- a/fs/ocfs2/mmap.c
+++ b/fs/ocfs2/mmap.c
@@ -25,7 +25,6 @@
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/pagemap.h>
#include <linux/uio.h>
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index d9cd4e373a53..b1eb50ae4097 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -84,7 +84,7 @@ static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
static int ocfs2_orphan_add(struct ocfs2_super *osb,
handle_t *handle,
struct inode *inode,
- struct ocfs2_dinode *fe,
+ struct buffer_head *fe_bh,
char *name,
struct ocfs2_dir_lookup_result *lookup,
struct inode *orphan_dir_inode);
@@ -879,7 +879,7 @@ static int ocfs2_unlink(struct inode *dir,
fe = (struct ocfs2_dinode *) fe_bh->b_data;
if (inode_is_unlinkable(inode)) {
- status = ocfs2_orphan_add(osb, handle, inode, fe, orphan_name,
+ status = ocfs2_orphan_add(osb, handle, inode, fe_bh, orphan_name,
&orphan_insert, orphan_dir);
if (status < 0) {
mlog_errno(status);
@@ -1300,7 +1300,7 @@ static int ocfs2_rename(struct inode *old_dir,
if (S_ISDIR(new_inode->i_mode) ||
(ocfs2_read_links_count(newfe) == 1)) {
status = ocfs2_orphan_add(osb, handle, new_inode,
- newfe, orphan_name,
+ newfe_bh, orphan_name,
&orphan_insert, orphan_dir);
if (status < 0) {
mlog_errno(status);
@@ -1911,7 +1911,7 @@ leave:
static int ocfs2_orphan_add(struct ocfs2_super *osb,
handle_t *handle,
struct inode *inode,
- struct ocfs2_dinode *fe,
+ struct buffer_head *fe_bh,
char *name,
struct ocfs2_dir_lookup_result *lookup,
struct inode *orphan_dir_inode)
@@ -1919,6 +1919,7 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb,
struct buffer_head *orphan_dir_bh = NULL;
int status = 0;
struct ocfs2_dinode *orphan_fe;
+ struct ocfs2_dinode *fe = (struct ocfs2_dinode *) fe_bh->b_data;
mlog_entry("(inode->i_ino = %lu)\n", inode->i_ino);
@@ -1959,6 +1960,21 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb,
goto leave;
}
+ /*
+ * We're going to journal the change of i_flags and i_orphaned_slot.
+ * It's safe anyway, though some callers may duplicate the journaling.
+ * Journaling within the func just make the logic look more
+ * straightforward.
+ */
+ status = ocfs2_journal_access_di(handle,
+ INODE_CACHE(inode),
+ fe_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
+ if (status < 0) {
+ mlog_errno(status);
+ goto leave;
+ }
+
le32_add_cpu(&fe->i_flags, OCFS2_ORPHANED_FL);
/* Record which orphan dir our inode now resides
@@ -1966,6 +1982,8 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb,
* dir to lock. */
fe->i_orphaned_slot = cpu_to_le16(osb->slot_num);
+ ocfs2_journal_dirty(handle, fe_bh);
+
mlog(0, "Inode %llu orphaned in slot %d\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno, osb->slot_num);
@@ -2123,7 +2141,7 @@ int ocfs2_create_inode_in_orphan(struct inode *dir,
}
di = (struct ocfs2_dinode *)new_di_bh->b_data;
- status = ocfs2_orphan_add(osb, handle, inode, di, orphan_name,
+ status = ocfs2_orphan_add(osb, handle, inode, new_di_bh, orphan_name,
&orphan_insert, orphan_dir);
if (status < 0) {
mlog_errno(status);
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 1238b491db90..adf5e2ebc2c4 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -763,8 +763,18 @@ static inline unsigned int ocfs2_megabytes_to_clusters(struct super_block *sb,
return megs << (20 - OCFS2_SB(sb)->s_clustersize_bits);
}
-#define ocfs2_set_bit ext2_set_bit
-#define ocfs2_clear_bit ext2_clear_bit
+static inline void _ocfs2_set_bit(unsigned int bit, unsigned long *bitmap)
+{
+ ext2_set_bit(bit, bitmap);
+}
+#define ocfs2_set_bit(bit, addr) _ocfs2_set_bit((bit), (unsigned long *)(addr))
+
+static inline void _ocfs2_clear_bit(unsigned int bit, unsigned long *bitmap)
+{
+ ext2_clear_bit(bit, bitmap);
+}
+#define ocfs2_clear_bit(bit, addr) _ocfs2_clear_bit((bit), (unsigned long *)(addr))
+
#define ocfs2_test_bit ext2_test_bit
#define ocfs2_find_next_zero_bit ext2_find_next_zero_bit
#define ocfs2_find_next_bit ext2_find_next_bit
diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c
index 355f41d1d520..ab42a74c7539 100644
--- a/fs/ocfs2/quota_global.c
+++ b/fs/ocfs2/quota_global.c
@@ -3,6 +3,7 @@
*/
#include <linux/spinlock.h>
#include <linux/fs.h>
+#include <linux/slab.h>
#include <linux/quota.h>
#include <linux/quotaops.h>
#include <linux/dqblk_qtree.h>
diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c
index a6467f3d262e..9ad49305f450 100644
--- a/fs/ocfs2/quota_local.c
+++ b/fs/ocfs2/quota_local.c
@@ -3,6 +3,7 @@
*/
#include <linux/fs.h>
+#include <linux/slab.h>
#include <linux/quota.h>
#include <linux/quotaops.h>
#include <linux/module.h>
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index 9e96921dffda..bd96f6c7877e 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -37,7 +37,6 @@
#include <linux/bio.h>
#include <linux/blkdev.h>
-#include <linux/gfp.h>
#include <linux/slab.h>
#include <linux/writeback.h>
#include <linux/pagevec.h>
@@ -4075,6 +4074,7 @@ static int ocfs2_complete_reflink(struct inode *s_inode,
OCFS2_I(t_inode)->ip_dyn_features = OCFS2_I(s_inode)->ip_dyn_features;
spin_unlock(&OCFS2_I(t_inode)->ip_lock);
i_size_write(t_inode, size);
+ t_inode->i_blocks = s_inode->i_blocks;
di->i_xattr_inline_size = s_di->i_xattr_inline_size;
di->i_clusters = s_di->i_clusters;
diff --git a/fs/ocfs2/stack_o2cb.c b/fs/ocfs2/stack_o2cb.c
index 7020e1253ffa..0d3049f696c5 100644
--- a/fs/ocfs2/stack_o2cb.c
+++ b/fs/ocfs2/stack_o2cb.c
@@ -19,6 +19,7 @@
#include <linux/kernel.h>
#include <linux/crc32.h>
+#include <linux/slab.h>
#include <linux/module.h>
/* Needed for AOP_TRUNCATED_PAGE in mlog_errno() */
diff --git a/fs/ocfs2/stack_user.c b/fs/ocfs2/stack_user.c
index 5ae8812b2864..2dc57bca0688 100644
--- a/fs/ocfs2/stack_user.c
+++ b/fs/ocfs2/stack_user.c
@@ -21,6 +21,7 @@
#include <linux/fs.h>
#include <linux/miscdevice.h>
#include <linux/mutex.h>
+#include <linux/slab.h>
#include <linux/smp_lock.h>
#include <linux/reboot.h>
#include <asm/uaccess.h>
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index c3c60bc3e072..19ba00f28547 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -95,13 +95,6 @@ static inline int ocfs2_block_group_set_bits(handle_t *handle,
struct buffer_head *group_bh,
unsigned int bit_off,
unsigned int num_bits);
-static inline int ocfs2_block_group_clear_bits(handle_t *handle,
- struct inode *alloc_inode,
- struct ocfs2_group_desc *bg,
- struct buffer_head *group_bh,
- unsigned int bit_off,
- unsigned int num_bits);
-
static int ocfs2_relink_block_group(handle_t *handle,
struct inode *alloc_inode,
struct buffer_head *fe_bh,
@@ -152,7 +145,7 @@ static u32 ocfs2_bits_per_group(struct ocfs2_chain_list *cl)
#define do_error(fmt, ...) \
do{ \
- if (clean_error) \
+ if (resize) \
mlog(ML_ERROR, fmt "\n", ##__VA_ARGS__); \
else \
ocfs2_error(sb, fmt, ##__VA_ARGS__); \
@@ -160,7 +153,7 @@ static u32 ocfs2_bits_per_group(struct ocfs2_chain_list *cl)
static int ocfs2_validate_gd_self(struct super_block *sb,
struct buffer_head *bh,
- int clean_error)
+ int resize)
{
struct ocfs2_group_desc *gd = (struct ocfs2_group_desc *)bh->b_data;
@@ -211,7 +204,7 @@ static int ocfs2_validate_gd_self(struct super_block *sb,
static int ocfs2_validate_gd_parent(struct super_block *sb,
struct ocfs2_dinode *di,
struct buffer_head *bh,
- int clean_error)
+ int resize)
{
unsigned int max_bits;
struct ocfs2_group_desc *gd = (struct ocfs2_group_desc *)bh->b_data;
@@ -233,8 +226,11 @@ static int ocfs2_validate_gd_parent(struct super_block *sb,
return -EINVAL;
}
- if (le16_to_cpu(gd->bg_chain) >=
- le16_to_cpu(di->id2.i_chain.cl_next_free_rec)) {
+ /* In resize, we may meet the case bg_chain == cl_next_free_rec. */
+ if ((le16_to_cpu(gd->bg_chain) >
+ le16_to_cpu(di->id2.i_chain.cl_next_free_rec)) ||
+ ((le16_to_cpu(gd->bg_chain) ==
+ le16_to_cpu(di->id2.i_chain.cl_next_free_rec)) && !resize)) {
do_error("Group descriptor #%llu has bad chain %u",
(unsigned long long)bh->b_blocknr,
le16_to_cpu(gd->bg_chain));
@@ -1975,18 +1971,18 @@ int ocfs2_claim_clusters(struct ocfs2_super *osb,
bits_wanted, cluster_start, num_clusters);
}
-static inline int ocfs2_block_group_clear_bits(handle_t *handle,
- struct inode *alloc_inode,
- struct ocfs2_group_desc *bg,
- struct buffer_head *group_bh,
- unsigned int bit_off,
- unsigned int num_bits)
+static int ocfs2_block_group_clear_bits(handle_t *handle,
+ struct inode *alloc_inode,
+ struct ocfs2_group_desc *bg,
+ struct buffer_head *group_bh,
+ unsigned int bit_off,
+ unsigned int num_bits,
+ void (*undo_fn)(unsigned int bit,
+ unsigned long *bmap))
{
int status;
unsigned int tmp;
- int journal_type = OCFS2_JOURNAL_ACCESS_WRITE;
struct ocfs2_group_desc *undo_bg = NULL;
- int cluster_bitmap = 0;
mlog_entry_void();
@@ -1996,20 +1992,18 @@ static inline int ocfs2_block_group_clear_bits(handle_t *handle,
mlog(0, "off = %u, num = %u\n", bit_off, num_bits);
- if (ocfs2_is_cluster_bitmap(alloc_inode))
- journal_type = OCFS2_JOURNAL_ACCESS_UNDO;
-
+ BUG_ON(undo_fn && !ocfs2_is_cluster_bitmap(alloc_inode));
status = ocfs2_journal_access_gd(handle, INODE_CACHE(alloc_inode),
- group_bh, journal_type);
+ group_bh,
+ undo_fn ?
+ OCFS2_JOURNAL_ACCESS_UNDO :
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (status < 0) {
mlog_errno(status);
goto bail;
}
- if (ocfs2_is_cluster_bitmap(alloc_inode))
- cluster_bitmap = 1;
-
- if (cluster_bitmap) {
+ if (undo_fn) {
jbd_lock_bh_state(group_bh);
undo_bg = (struct ocfs2_group_desc *)
bh2jh(group_bh)->b_committed_data;
@@ -2020,13 +2014,13 @@ static inline int ocfs2_block_group_clear_bits(handle_t *handle,
while(tmp--) {
ocfs2_clear_bit((bit_off + tmp),
(unsigned long *) bg->bg_bitmap);
- if (cluster_bitmap)
- ocfs2_set_bit(bit_off + tmp,
- (unsigned long *) undo_bg->bg_bitmap);
+ if (undo_fn)
+ undo_fn(bit_off + tmp,
+ (unsigned long *) undo_bg->bg_bitmap);
}
le16_add_cpu(&bg->bg_free_bits_count, num_bits);
- if (cluster_bitmap)
+ if (undo_fn)
jbd_unlock_bh_state(group_bh);
status = ocfs2_journal_dirty(handle, group_bh);
@@ -2039,12 +2033,14 @@ bail:
/*
* expects the suballoc inode to already be locked.
*/
-int ocfs2_free_suballoc_bits(handle_t *handle,
- struct inode *alloc_inode,
- struct buffer_head *alloc_bh,
- unsigned int start_bit,
- u64 bg_blkno,
- unsigned int count)
+static int _ocfs2_free_suballoc_bits(handle_t *handle,
+ struct inode *alloc_inode,
+ struct buffer_head *alloc_bh,
+ unsigned int start_bit,
+ u64 bg_blkno,
+ unsigned int count,
+ void (*undo_fn)(unsigned int bit,
+ unsigned long *bitmap))
{
int status = 0;
u32 tmp_used;
@@ -2079,7 +2075,7 @@ int ocfs2_free_suballoc_bits(handle_t *handle,
status = ocfs2_block_group_clear_bits(handle, alloc_inode,
group, group_bh,
- start_bit, count);
+ start_bit, count, undo_fn);
if (status < 0) {
mlog_errno(status);
goto bail;
@@ -2110,6 +2106,17 @@ bail:
return status;
}
+int ocfs2_free_suballoc_bits(handle_t *handle,
+ struct inode *alloc_inode,
+ struct buffer_head *alloc_bh,
+ unsigned int start_bit,
+ u64 bg_blkno,
+ unsigned int count)
+{
+ return _ocfs2_free_suballoc_bits(handle, alloc_inode, alloc_bh,
+ start_bit, bg_blkno, count, NULL);
+}
+
int ocfs2_free_dinode(handle_t *handle,
struct inode *inode_alloc_inode,
struct buffer_head *inode_alloc_bh,
@@ -2123,11 +2130,13 @@ int ocfs2_free_dinode(handle_t *handle,
inode_alloc_bh, bit, bg_blkno, 1);
}
-int ocfs2_free_clusters(handle_t *handle,
- struct inode *bitmap_inode,
- struct buffer_head *bitmap_bh,
- u64 start_blk,
- unsigned int num_clusters)
+static int _ocfs2_free_clusters(handle_t *handle,
+ struct inode *bitmap_inode,
+ struct buffer_head *bitmap_bh,
+ u64 start_blk,
+ unsigned int num_clusters,
+ void (*undo_fn)(unsigned int bit,
+ unsigned long *bitmap))
{
int status;
u16 bg_start_bit;
@@ -2154,9 +2163,9 @@ int ocfs2_free_clusters(handle_t *handle,
mlog(0, "bg_blkno = %llu, bg_start_bit = %u\n",
(unsigned long long)bg_blkno, bg_start_bit);
- status = ocfs2_free_suballoc_bits(handle, bitmap_inode, bitmap_bh,
- bg_start_bit, bg_blkno,
- num_clusters);
+ status = _ocfs2_free_suballoc_bits(handle, bitmap_inode, bitmap_bh,
+ bg_start_bit, bg_blkno,
+ num_clusters, undo_fn);
if (status < 0) {
mlog_errno(status);
goto out;
@@ -2170,6 +2179,32 @@ out:
return status;
}
+int ocfs2_free_clusters(handle_t *handle,
+ struct inode *bitmap_inode,
+ struct buffer_head *bitmap_bh,
+ u64 start_blk,
+ unsigned int num_clusters)
+{
+ return _ocfs2_free_clusters(handle, bitmap_inode, bitmap_bh,
+ start_blk, num_clusters,
+ _ocfs2_set_bit);
+}
+
+/*
+ * Give never-used clusters back to the global bitmap. We don't need
+ * to protect these bits in the undo buffer.
+ */
+int ocfs2_release_clusters(handle_t *handle,
+ struct inode *bitmap_inode,
+ struct buffer_head *bitmap_bh,
+ u64 start_blk,
+ unsigned int num_clusters)
+{
+ return _ocfs2_free_clusters(handle, bitmap_inode, bitmap_bh,
+ start_blk, num_clusters,
+ _ocfs2_clear_bit);
+}
+
static inline void ocfs2_debug_bg(struct ocfs2_group_desc *bg)
{
printk("Block Group:\n");
diff --git a/fs/ocfs2/suballoc.h b/fs/ocfs2/suballoc.h
index fa60723c43e8..e0f46df357e6 100644
--- a/fs/ocfs2/suballoc.h
+++ b/fs/ocfs2/suballoc.h
@@ -127,6 +127,11 @@ int ocfs2_free_clusters(handle_t *handle,
struct buffer_head *bitmap_bh,
u64 start_blk,
unsigned int num_clusters);
+int ocfs2_release_clusters(handle_t *handle,
+ struct inode *bitmap_inode,
+ struct buffer_head *bitmap_bh,
+ u64 start_blk,
+ unsigned int num_clusters);
static inline u64 ocfs2_which_suballoc_group(u64 block, unsigned int bit)
{
diff --git a/fs/ocfs2/sysfile.c b/fs/ocfs2/sysfile.c
index 40e53702948c..bfe7190cdbf1 100644
--- a/fs/ocfs2/sysfile.c
+++ b/fs/ocfs2/sysfile.c
@@ -25,7 +25,6 @@
#include <linux/fs.h>
#include <linux/types.h>
-#include <linux/slab.h>
#include <linux/highmem.h>
#define MLOG_MASK_PREFIX ML_INODE
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index d1b0d386f6d1..3e7773089b96 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -1622,7 +1622,7 @@ static void ocfs2_xa_block_wipe_namevalue(struct ocfs2_xa_loc *loc)
/* Now tell xh->xh_entries about it */
for (i = 0; i < count; i++) {
offset = le16_to_cpu(xh->xh_entries[i].xe_name_offset);
- if (offset < namevalue_offset)
+ if (offset <= namevalue_offset)
le16_add_cpu(&xh->xh_entries[i].xe_name_offset,
namevalue_size);
}
@@ -6528,13 +6528,11 @@ static int ocfs2_create_empty_xattr_block(struct inode *inode,
int indexed)
{
int ret;
- struct ocfs2_alloc_context *meta_ac;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- struct ocfs2_xattr_set_ctxt ctxt = {
- .meta_ac = meta_ac,
- };
+ struct ocfs2_xattr_set_ctxt ctxt;
- ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &meta_ac);
+ memset(&ctxt, 0, sizeof(ctxt));
+ ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &ctxt.meta_ac);
if (ret < 0) {
mlog_errno(ret);
return ret;
@@ -6556,7 +6554,7 @@ static int ocfs2_create_empty_xattr_block(struct inode *inode,
ocfs2_commit_trans(osb, ctxt.handle);
out:
- ocfs2_free_alloc_context(meta_ac);
+ ocfs2_free_alloc_context(ctxt.meta_ac);
return ret;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 02:29:36 +0000