cow_file_range_inline() limits the size of an inline extent to
PAGE_CACHE_SIZE. This breaks in subpagesize-blocksize scenarios. Fix this by
comparing against root->sectorsize.
Reviewed-by: Josef Bacik <jba...@fb.com>
Signed-off-by: Chandan Rajendra <chan...@linux.vnet.ibm.com>
---
fs/btrfs/inode.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index cbb05d0..e2f7699 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -257,7 +257,7 @@ static noinline int cow_file_range_inline(struct btrfs_root
*root,
data_len = compressed_size;
if (start > 0 ||
- actual_end > PAGE_CACHE_SIZE ||
+ actual_end > root->sectorsize ||
data_len > BTRFS_MAX_INLINE_DATA_SIZE(root) ||
(!compressed_size &&
(actual_end & (root->sectorsize - 1)) == 0) ||
--
2.1.0
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