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authorMark Fasheh <mark.fasheh@oracle.com>2006-10-05 15:42:08 -0700
committerMark Fasheh <mark.fasheh@oracle.com>2006-12-01 18:27:08 -0800
commit8898a5a58fb2a2f78a15b046588b5b3adccb82c4 (patch)
tree01960858465f6b2b318d127266e243d7983a4e19 /fs/ocfs2
parentc161f89be7d57af863e434e9b15afaa863343a7a (diff)
ocfs2: don't pass handle to ocfs2_meta_lock() in localalloc.c
Take and drop the locks directly. Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/localalloc.c84
1 files changed, 40 insertions, 44 deletions
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index f2f384dd5ba..75f09f1b4ce 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -196,7 +196,7 @@ bail:
void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
{
int status;
- struct ocfs2_journal_handle *handle = NULL;
+ struct ocfs2_journal_handle *handle;
struct inode *local_alloc_inode = NULL;
struct buffer_head *bh = NULL;
struct buffer_head *main_bm_bh = NULL;
@@ -207,7 +207,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
mlog_entry_void();
if (osb->local_alloc_state == OCFS2_LA_UNUSED)
- goto bail;
+ goto out;
local_alloc_inode =
ocfs2_get_system_file_inode(osb,
@@ -216,40 +216,34 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
if (!local_alloc_inode) {
status = -ENOENT;
mlog_errno(status);
- goto bail;
+ goto out;
}
osb->local_alloc_state = OCFS2_LA_DISABLED;
- handle = ocfs2_alloc_handle(osb);
- if (!handle) {
- status = -ENOMEM;
- mlog_errno(status);
- goto bail;
- }
-
main_bm_inode = ocfs2_get_system_file_inode(osb,
GLOBAL_BITMAP_SYSTEM_INODE,
OCFS2_INVALID_SLOT);
if (!main_bm_inode) {
status = -EINVAL;
mlog_errno(status);
- goto bail;
+ goto out;
}
- ocfs2_handle_add_inode(handle, main_bm_inode);
- status = ocfs2_meta_lock(main_bm_inode, handle, &main_bm_bh, 1);
+ mutex_lock(&main_bm_inode->i_mutex);
+
+ status = ocfs2_meta_lock(main_bm_inode, NULL, &main_bm_bh, 1);
if (status < 0) {
mlog_errno(status);
- goto bail;
+ goto out_mutex;
}
/* WINDOW_MOVE_CREDITS is a bit heavy... */
- handle = ocfs2_start_trans(osb, handle, OCFS2_WINDOW_MOVE_CREDITS);
+ handle = ocfs2_start_trans(osb, NULL, OCFS2_WINDOW_MOVE_CREDITS);
if (IS_ERR(handle)) {
mlog_errno(PTR_ERR(handle));
handle = NULL;
- goto bail;
+ goto out_unlock;
}
bh = osb->local_alloc_bh;
@@ -258,7 +252,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
alloc_copy = kmalloc(bh->b_size, GFP_KERNEL);
if (!alloc_copy) {
status = -ENOMEM;
- goto bail;
+ goto out_commit;
}
memcpy(alloc_copy, alloc, bh->b_size);
@@ -266,7 +260,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
OCFS2_JOURNAL_ACCESS_WRITE);
if (status < 0) {
mlog_errno(status);
- goto bail;
+ goto out_commit;
}
ocfs2_clear_local_alloc(alloc);
@@ -274,7 +268,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
status = ocfs2_journal_dirty(handle, bh);
if (status < 0) {
mlog_errno(status);
- goto bail;
+ goto out_commit;
}
brelse(bh);
@@ -286,16 +280,20 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
if (status < 0)
mlog_errno(status);
-bail:
- if (handle)
- ocfs2_commit_trans(handle);
+out_commit:
+ ocfs2_commit_trans(handle);
+out_unlock:
if (main_bm_bh)
brelse(main_bm_bh);
- if (main_bm_inode)
- iput(main_bm_inode);
+ ocfs2_meta_unlock(main_bm_inode, 1);
+out_mutex:
+ mutex_unlock(&main_bm_inode->i_mutex);
+ iput(main_bm_inode);
+
+out:
if (local_alloc_inode)
iput(local_alloc_inode);
@@ -385,41 +383,35 @@ int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb,
struct ocfs2_dinode *alloc)
{
int status;
- struct ocfs2_journal_handle *handle = NULL;
+ struct ocfs2_journal_handle *handle;
struct buffer_head *main_bm_bh = NULL;
- struct inode *main_bm_inode = NULL;
+ struct inode *main_bm_inode;
mlog_entry_void();
- handle = ocfs2_alloc_handle(osb);
- if (!handle) {
- status = -ENOMEM;
- mlog_errno(status);
- goto bail;
- }
-
main_bm_inode = ocfs2_get_system_file_inode(osb,
GLOBAL_BITMAP_SYSTEM_INODE,
OCFS2_INVALID_SLOT);
if (!main_bm_inode) {
status = -EINVAL;
mlog_errno(status);
- goto bail;
+ goto out;
}
- ocfs2_handle_add_inode(handle, main_bm_inode);
- status = ocfs2_meta_lock(main_bm_inode, handle, &main_bm_bh, 1);
+ mutex_lock(&main_bm_inode->i_mutex);
+
+ status = ocfs2_meta_lock(main_bm_inode, NULL, &main_bm_bh, 1);
if (status < 0) {
mlog_errno(status);
- goto bail;
+ goto out_mutex;
}
- handle = ocfs2_start_trans(osb, handle, OCFS2_WINDOW_MOVE_CREDITS);
+ handle = ocfs2_start_trans(osb, NULL, OCFS2_WINDOW_MOVE_CREDITS);
if (IS_ERR(handle)) {
status = PTR_ERR(handle);
handle = NULL;
mlog_errno(status);
- goto bail;
+ goto out_unlock;
}
/* we want the bitmap change to be recorded on disk asap */
@@ -430,16 +422,20 @@ int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb,
if (status < 0)
mlog_errno(status);
-bail:
- if (handle)
- ocfs2_commit_trans(handle);
+ ocfs2_commit_trans(handle);
+
+out_unlock:
+ ocfs2_meta_unlock(main_bm_inode, 1);
+
+out_mutex:
+ mutex_unlock(&main_bm_inode->i_mutex);
if (main_bm_bh)
brelse(main_bm_bh);
- if (main_bm_inode)
- iput(main_bm_inode);
+ iput(main_bm_inode);
+out:
mlog_exit(status);
return status;
}