In other words the following patch?
Fixes to the use of page_cache_xx functions in xfs
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
---
fs/xfs/linux-2.6/xfs_aops.c | 17 ++++++-----------
fs/xfs/linux-2.6/xfs_lrw.c | 2 +-
2 files changed, 7 insertions(+), 12 deletions(-)
Index: mm/fs/xfs/linux-2.6/xfs_aops.c
===================================================================
--- mm.orig/fs/xfs/linux-2.6/xfs_aops.c 2007-11-28 19:13:13.323382722 -0800
+++ mm/fs/xfs/linux-2.6/xfs_aops.c 2007-11-28 19:22:15.686920219 -0800
@@ -75,7 +75,7 @@ xfs_page_trace(
xfs_inode_t *ip;
bhv_vnode_t *vp = vn_from_inode(inode);
loff_t isize = i_size_read(inode);
- loff_t offset = page_cache_offset(page->mapping);
+ loff_t offset = page_cache_pos(page->mapping, page->index, 0);
int delalloc = -1, unmapped = -1, unwritten = -1;
if (page_has_buffers(page))
@@ -780,13 +780,11 @@ xfs_convert_page(
* count of buffers on the page.
*/
end_offset = min_t(unsigned long long,
- (xfs_off_t)(page->index + 1) << page_cache_shift(map),
+ (xfs_off_t)page_cache_pos(map, page->index + 1, 0),
i_size_read(inode));
len = 1 << inode->i_blkbits;
- p_offset = min_t(unsigned long, page_cache_offset(map, end_offset),
- page_cache_size(map));
- p_offset = p_offset ? roundup(p_offset, len) : page_cache_size(map);
+ p_offset = page_cache_offset(map, end_offset);
page_dirty = p_offset / len;
bh = head = page_buffers(page);
@@ -943,7 +941,6 @@ xfs_page_state_convert(
int trylock = 0;
int all_bh = unmapped;
struct address_space *map = inode->i_mapping;
- int pagesize = page_cache_size(map);
if (startio) {
if (wbc->sync_mode == WB_SYNC_NONE && wbc->nonblocking)
@@ -979,9 +976,7 @@ xfs_page_state_convert(
end_offset = min_t(unsigned long long,
(xfs_off_t)page_cache_pos(map, page->index + 1, 0), offset);
len = 1 << inode->i_blkbits;
- p_offset = min_t(unsigned long, page_cache_offset(map, end_offset),
- pagesize);
- p_offset = p_offset ? roundup(p_offset, len) : pagesize;
+ p_offset = page_cache_offset(map, end_offset);
page_dirty = p_offset / len;
bh = head = page_buffers(page);
@@ -1132,8 +1127,8 @@ xfs_page_state_convert(
xfs_start_page_writeback(page, wbc, 1, count);
if (ioend && iomap_valid) {
- offset = (iomap.iomap_offset + iomap.iomap_bsize - 1) >>
- page_cache_shift(map);
+ offset = page_cache_index(map,
+ (iomap.iomap_offset + iomap.iomap_bsize - 1));
tlast = min_t(pgoff_t, offset, last_index);
xfs_cluster_write(inode, page->index + 1, &iomap, &ioend,
wbc, startio, all_bh, tlast);
Index: mm/fs/xfs/linux-2.6/xfs_lrw.c
===================================================================
--- mm.orig/fs/xfs/linux-2.6/xfs_lrw.c 2007-11-28 19:22:35.454383115 -0800
+++ mm/fs/xfs/linux-2.6/xfs_lrw.c 2007-11-28 19:22:59.222132796 -0800
@@ -142,7 +142,7 @@ xfs_iozero(
unsigned offset, bytes;
void *fsdata;
- offset = page_cache_offset(mapping, pos); /* Within page */
+ offset = page_cache_offset(mapping, pos);
bytes = page_cache_size(mapping) - offset;
if (bytes > count)
bytes = count;
-
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