diff options
| -rw-r--r-- | Documentation/filesystems/ocfs2.txt | 3 | ||||
| -rw-r--r-- | fs/ocfs2/buffer_head_io.c | 15 | ||||
| -rw-r--r-- | fs/ocfs2/dlm/dlmfs.c | 4 | ||||
| -rw-r--r-- | fs/ocfs2/dlm/userdlm.h | 2 | ||||
| -rw-r--r-- | fs/ocfs2/dlmglue.c | 3 | ||||
| -rw-r--r-- | fs/ocfs2/ocfs2.h | 2 | ||||
| -rw-r--r-- | fs/ocfs2/stack_user.c | 3 |
7 files changed, 13 insertions, 19 deletions
diff --git a/Documentation/filesystems/ocfs2.txt b/Documentation/filesystems/ocfs2.txt index 4340cc82579..67310fbbb7d 100644 --- a/Documentation/filesystems/ocfs2.txt +++ b/Documentation/filesystems/ocfs2.txt @@ -28,10 +28,7 @@ Manish Singh <manish.singh@oracle.com> Caveats ======= Features which OCFS2 does not support yet: - - extended attributes - quotas - - cluster aware flock - - cluster aware lockf - Directory change notification (F_NOTIFY) - Distributed Caching (F_SETLEASE/F_GETLEASE/break_lease) - POSIX ACLs diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c index 7e947c67246..3a178ec48d7 100644 --- a/fs/ocfs2/buffer_head_io.c +++ b/fs/ocfs2/buffer_head_io.c @@ -112,7 +112,7 @@ int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block, bh = bhs[i]; if (buffer_jbd(bh)) { - mlog(ML_ERROR, + mlog(ML_BH_IO, "trying to sync read a jbd " "managed bh (blocknr = %llu), skipping\n", (unsigned long long)bh->b_blocknr); @@ -147,15 +147,10 @@ int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block, for (i = nr; i > 0; i--) { bh = bhs[i - 1]; - if (buffer_jbd(bh)) { - mlog(ML_ERROR, - "the journal got the buffer while it was " - "locked for io! (blocknr = %llu)\n", - (unsigned long long)bh->b_blocknr); - BUG(); - } + /* No need to wait on the buffer if it's managed by JBD. */ + if (!buffer_jbd(bh)) + wait_on_buffer(bh); - wait_on_buffer(bh); if (!buffer_uptodate(bh)) { /* Status won't be cleared from here on out, * so we can safely record this and loop back @@ -251,8 +246,6 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr, ignore_cache = 1; } - /* XXX: Can we ever get this and *not* have the cached - * flag set? */ if (buffer_jbd(bh)) { if (ignore_cache) mlog(ML_BH_IO, "trying to sync read a jbd " diff --git a/fs/ocfs2/dlm/dlmfs.c b/fs/ocfs2/dlm/dlmfs.c index 533a789c3ef..ba962d71b34 100644 --- a/fs/ocfs2/dlm/dlmfs.c +++ b/fs/ocfs2/dlm/dlmfs.c @@ -608,8 +608,10 @@ static int __init init_dlmfs_fs(void) 0, (SLAB_HWCACHE_ALIGN|SLAB_RECLAIM_ACCOUNT| SLAB_MEM_SPREAD), dlmfs_init_once); - if (!dlmfs_inode_cache) + if (!dlmfs_inode_cache) { + status = -ENOMEM; goto bail; + } cleanup_inode = 1; user_dlm_worker = create_singlethread_workqueue("user_dlm"); diff --git a/fs/ocfs2/dlm/userdlm.h b/fs/ocfs2/dlm/userdlm.h index 39ec2773849..0c3cc03c61f 100644 --- a/fs/ocfs2/dlm/userdlm.h +++ b/fs/ocfs2/dlm/userdlm.h @@ -33,7 +33,7 @@ #include <linux/workqueue.h> /* user_lock_res->l_flags flags. */ -#define USER_LOCK_ATTACHED (0x00000001) /* have we initialized +#define USER_LOCK_ATTACHED (0x00000001) /* we have initialized * the lvb */ #define USER_LOCK_BUSY (0x00000002) /* we are currently in * dlm_lock */ diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c index ec684426034..6e6cc0a2e5f 100644 --- a/fs/ocfs2/dlmglue.c +++ b/fs/ocfs2/dlmglue.c @@ -2841,9 +2841,8 @@ static void ocfs2_unlock_ast(void *opaque, int error) lockres_clear_flags(lockres, OCFS2_LOCK_BUSY); lockres->l_unlock_action = OCFS2_UNLOCK_INVALID; - spin_unlock_irqrestore(&lockres->l_lock, flags); - wake_up(&lockres->l_event); + spin_unlock_irqrestore(&lockres->l_lock, flags); mlog_exit_void(); } diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index fef7ece3237..3fed9e3d899 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -85,7 +85,7 @@ enum ocfs2_unlock_action { }; /* ocfs2_lock_res->l_flags flags. */ -#define OCFS2_LOCK_ATTACHED (0x00000001) /* have we initialized +#define OCFS2_LOCK_ATTACHED (0x00000001) /* we have initialized * the lvb */ #define OCFS2_LOCK_BUSY (0x00000002) /* we are currently in * dlm_lock */ diff --git a/fs/ocfs2/stack_user.c b/fs/ocfs2/stack_user.c index faec2d87935..9b76d41a8ac 100644 --- a/fs/ocfs2/stack_user.c +++ b/fs/ocfs2/stack_user.c @@ -740,6 +740,9 @@ static int user_dlm_lock_status(union ocfs2_dlm_lksb *lksb) static void *user_dlm_lvb(union ocfs2_dlm_lksb *lksb) { + if (!lksb->lksb_fsdlm.sb_lvbptr) + lksb->lksb_fsdlm.sb_lvbptr = (char *)lksb + + sizeof(struct dlm_lksb); return (void *)(lksb->lksb_fsdlm.sb_lvbptr); } |