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authorJan Kara <jack@suse.cz>2016-11-10 10:26:50 +1100
committerDave Chinner <david@fromorbit.com>2016-11-10 10:26:50 +1100
commit9484ab1bf4464faae695321dd4fa66365beda74e (patch)
treef9fabeb09ceccf608881a9a72d0601b88cc4732b /fs/iomap.c
parent190b5caad750942c0791889b809ce04b1eede43d (diff)
dax: Introduce IOMAP_FAULT flag
Introduce a flag telling iomap operations whether they are handling a fault or other IO. That may influence behavior wrt inode size and similar things. Signed-off-by: Jan Kara <jack@suse.cz> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/iomap.c')
-rw-r--r--fs/iomap.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/iomap.c b/fs/iomap.c
index 013d1d36fbbf..51a02573405e 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -468,8 +468,9 @@ int iomap_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
offset = page_offset(page);
while (length > 0) {
- ret = iomap_apply(inode, offset, length, IOMAP_WRITE,
- ops, page, iomap_page_mkwrite_actor);
+ ret = iomap_apply(inode, offset, length,
+ IOMAP_WRITE | IOMAP_FAULT, ops, page,
+ iomap_page_mkwrite_actor);
if (unlikely(ret <= 0))
goto out_unlock;
offset += ret;