diff options
| author | Christoph Hellwig <hch@lst.de> | 2010-02-18 12:43:22 +0000 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2010-03-01 16:35:56 -0600 |
| commit | a14a5ab58f9d783ec3a2a287320fab22e1764813 (patch) | |
| tree | 52d0a4cbaa9aa4fe2e711cf5a68ba9fe6c2e677c /fs/xfs/xfs_inode.c | |
| parent | 60ec678371183f6e0d487e55fe8adbb33816518e (diff) | |
xfs: remove xfs_ipin/xfs_iunpin
Inodes are only pinned/unpinned via the inode item methods, and lots of
code relies on that fact. So remove the separate xfs_ipin/xfs_iunpin
helpers and merge them into their only callers. This also fixes up
various duplicate and/or incorrect comments.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_inode.c')
| -rw-r--r-- | fs/xfs/xfs_inode.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 16c3968c1bbe..0ffd56447045 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -2439,34 +2439,6 @@ xfs_idestroy_fork( } /* - * Increment the pin count of the given buffer. - * This value is protected by ipinlock spinlock in the mount structure. - */ -void -xfs_ipin( - xfs_inode_t *ip) -{ - ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); - - atomic_inc(&ip->i_pincount); -} - -/* - * Decrement the pin count of the given inode, and wake up - * anyone in xfs_iwait_unpin() if the count goes to 0. The - * inode must have been previously pinned with a call to xfs_ipin(). - */ -void -xfs_iunpin( - xfs_inode_t *ip) -{ - ASSERT(atomic_read(&ip->i_pincount) > 0); - - if (atomic_dec_and_test(&ip->i_pincount)) - wake_up(&ip->i_ipin_wait); -} - -/* * This is called to unpin an inode. The caller must have the inode locked * in at least shared mode so that the buffer cannot be subsequently pinned * once someone is waiting for it to be unpinned. |