Currently the last user of ext2_get_blocks() for DAX inodes was
dax_truncate_page(). Convert that to iomap_zero_range() so that all DAX
IO uses the iomap path.
Signed-off-by: Jan Kara <[email protected]>
---
fs/ext2/inode.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 335cd1e1f902..b723666124a7 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -846,6 +846,9 @@ struct iomap_ops ext2_iomap_ops = {
.iomap_begin = ext2_iomap_begin,
.iomap_end = ext2_iomap_end,
};
+#else
+/* Define empty ops for !CONFIG_FS_DAX case to avoid ugly ifdefs */
+struct iomap_ops ext2_iomap_ops;
#endif /* CONFIG_FS_DAX */
int ext2_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
@@ -1289,9 +1292,11 @@ static int ext2_setsize(struct inode *inode, loff_t newsize)
inode_dio_wait(inode);
- if (IS_DAX(inode))
- error = dax_truncate_page(inode, newsize, ext2_get_block);
- else if (test_opt(inode->i_sb, NOBH))
+ if (IS_DAX(inode)) {
+ error = iomap_zero_range(inode, newsize,
+ PAGE_ALIGN(newsize) - newsize, NULL,
+ &ext2_iomap_ops);
+ } else if (test_opt(inode->i_sb, NOBH))
error = nobh_truncate_page(inode->i_mapping,
newsize, ext2_get_block);
else
--
2.6.6