diff options
| -rw-r--r-- | fs/xfs/xfs_inode.c | 28 | ||||
| -rw-r--r-- | fs/xfs/xfs_inode.h | 2 | ||||
| -rw-r--r-- | fs/xfs/xfs_inode_item.c | 18 |
3 files changed, 11 insertions, 37 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 16c3968..0ffd564 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. diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h index 41e8a4e..9965e40 100644 --- a/fs/xfs/xfs_inode.h +++ b/fs/xfs/xfs_inode.h @@ -471,8 +471,6 @@ int xfs_itruncate_finish(struct xfs_trans **, xfs_inode_t *, int xfs_iunlink(struct xfs_trans *, xfs_inode_t *); void xfs_iext_realloc(xfs_inode_t *, int, int); -void xfs_ipin(xfs_inode_t *); -void xfs_iunpin(xfs_inode_t *); void xfs_iunpin_wait(xfs_inode_t *); int xfs_iflush(xfs_inode_t *, uint); void xfs_ichgtime(xfs_inode_t *, int); diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c index d4dc063..7bfea85 100644 --- a/fs/xfs/xfs_inode_item.c +++ b/fs/xfs/xfs_inode_item.c @@ -535,23 +535,23 @@ xfs_inode_item_format( /* * This is called to pin the inode associated with the inode log - * item in memory so it cannot be written out. Do this by calling - * xfs_ipin() to bump the pin count in the inode while holding the - * inode pin lock. + * item in memory so it cannot be written out. */ STATIC void xfs_inode_item_pin( xfs_inode_log_item_t *iip) { ASSERT(xfs_isilocked(iip->ili_inode, XFS_ILOCK_EXCL)); - xfs_ipin(iip->ili_inode); + + atomic_inc(&iip->ili_inode->i_pincount); } /* * This is called to unpin the inode associated with the inode log * item which was previously pinned with a call to xfs_inode_item_pin(). - * Just call xfs_iunpin() on the inode to do this. + * + * Also wake up anyone in xfs_iunpin_wait() if the count goes to 0. */ /* ARGSUSED */ STATIC void @@ -559,7 +559,11 @@ xfs_inode_item_unpin( xfs_inode_log_item_t *iip, int stale) { - xfs_iunpin(iip->ili_inode); + struct xfs_inode *ip = iip->ili_inode; + + ASSERT(atomic_read(&ip->i_pincount) > 0); + if (atomic_dec_and_test(&ip->i_pincount)) + wake_up(&ip->i_ipin_wait); } /* ARGSUSED */ @@ -568,7 +572,7 @@ xfs_inode_item_unpin_remove( xfs_inode_log_item_t *iip, xfs_trans_t *tp) { - xfs_iunpin(iip->ili_inode); + xfs_inode_item_unpin(iip, 0); } /* |
