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path: root/fs/btrfs/extent_io.c
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Diffstat (limited to 'fs/btrfs/extent_io.c')
-rw-r--r--fs/btrfs/extent_io.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index c374e1e71e5f..02d05817cbdf 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1277,7 +1277,12 @@ int set_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
int clear_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
unsigned bits, gfp_t mask)
{
- return clear_extent_bit(tree, start, end, bits, 0, 0, NULL, mask);
+ int wake = 0;
+
+ if (bits & EXTENT_LOCKED)
+ wake = 1;
+
+ return clear_extent_bit(tree, start, end, bits, wake, 0, NULL, mask);
}
int set_extent_delalloc(struct extent_io_tree *tree, u64 start, u64 end,
@@ -4490,6 +4495,8 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
}
if (test_bit(EXTENT_FLAG_COMPRESSED, &em->flags))
flags |= FIEMAP_EXTENT_ENCODED;
+ if (test_bit(EXTENT_FLAG_PREALLOC, &em->flags))
+ flags |= FIEMAP_EXTENT_UNWRITTEN;
free_extent_map(em);
em = NULL;