X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fxfs%2Flinux-2.6%2Fxfs_aops.c;h=a44d68eb50b5302b8482000e523661b14c0854d8;hb=1910e021f2249402c3f103a5a1a15ebda211d1da;hp=0b211cba19098a610c222e98553d7cc968502d0d;hpb=478735e42bfa047384afa72dceb408035532db20;p=linux-2.6-omap-h63xx.git

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 0b211cba190..a44d68eb50b 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -73,7 +73,6 @@ xfs_page_trace(
 	unsigned long	pgoff)
 {
 	xfs_inode_t	*ip;
-	bhv_vnode_t	*vp = vn_from_inode(inode);
 	loff_t		isize = i_size_read(inode);
 	loff_t		offset = page_offset(page);
 	int		delalloc = -1, unmapped = -1, unwritten = -1;
@@ -81,7 +80,7 @@ xfs_page_trace(
 	if (page_has_buffers(page))
 		xfs_count_page_state(page, &delalloc, &unmapped, &unwritten);
 
-	ip = xfs_vtoi(vp);
+	ip = XFS_I(inode);
 	if (!ip->i_rwtrace)
 		return;
 
@@ -675,7 +674,7 @@ xfs_probe_cluster(
 			} else
 				pg_offset = PAGE_CACHE_SIZE;
 
-			if (page->index == tindex && !TestSetPageLocked(page)) {
+			if (page->index == tindex && trylock_page(page)) {
 				pg_len = xfs_probe_page(page, pg_offset, mapped);
 				unlock_page(page);
 			}
@@ -759,7 +758,7 @@ xfs_convert_page(
 
 	if (page->index != tindex)
 		goto fail;
-	if (TestSetPageLocked(page))
+	if (!trylock_page(page))
 		goto fail;
 	if (PageWriteback(page))
 		goto fail_unlock_page;
@@ -1104,7 +1103,7 @@ xfs_page_state_convert(
 			 * that we are writing into for the first time.
 			 */
 			type = IOMAP_NEW;
-			if (!test_and_set_bit(BH_Lock, &bh->b_state)) {
+			if (trylock_buffer(bh)) {
 				ASSERT(buffer_mapped(bh));
 				if (iomap_valid)
 					all_bh = 1;
@@ -1339,6 +1338,10 @@ __xfs_get_blocks(
 	offset = (xfs_off_t)iblock << inode->i_blkbits;
 	ASSERT(bh_result->b_size >= (1 << inode->i_blkbits));
 	size = bh_result->b_size;
+
+	if (!create && direct && offset >= i_size_read(inode))
+		return 0;
+
 	error = xfs_iomap(XFS_I(inode), offset, size,
 			     create ? flags : BMAPI_READ, &iomap, &niomap);
 	if (error)