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Diffstat (limited to 'fs/xfs/xfs_aops.c')
-rw-r--r--fs/xfs/xfs_aops.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 55d126d4e096..5bf37afae5e9 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -527,13 +527,15 @@ xfs_prepare_ioend(
*/
static void
xfs_discard_page(
- struct page *page)
+ struct page *page,
+ loff_t fileoff)
{
struct inode *inode = page->mapping->host;
struct xfs_inode *ip = XFS_I(inode);
struct xfs_mount *mp = ip->i_mount;
- loff_t offset = page_offset(page);
- xfs_fileoff_t start_fsb = XFS_B_TO_FSBT(mp, offset);
+ unsigned int pageoff = offset_in_page(fileoff);
+ xfs_fileoff_t start_fsb = XFS_B_TO_FSBT(mp, fileoff);
+ xfs_fileoff_t pageoff_fsb = XFS_B_TO_FSBT(mp, pageoff);
int error;
if (XFS_FORCED_SHUTDOWN(mp))
@@ -541,14 +543,14 @@ xfs_discard_page(
xfs_alert_ratelimited(mp,
"page discard on page "PTR_FMT", inode 0x%llx, offset %llu.",
- page, ip->i_ino, offset);
+ page, ip->i_ino, fileoff);
error = xfs_bmap_punch_delalloc_range(ip, start_fsb,
- i_blocks_per_page(inode, page));
+ i_blocks_per_page(inode, page) - pageoff_fsb);
if (error && !XFS_FORCED_SHUTDOWN(mp))
xfs_alert(mp, "page discard unable to remove delalloc mapping.");
out_invalidate:
- iomap_invalidatepage(page, 0, PAGE_SIZE);
+ iomap_invalidatepage(page, pageoff, PAGE_SIZE - pageoff);
}
static const struct iomap_writeback_ops xfs_writeback_ops = {