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Diffstat (limited to 'block/cow.c')
-rw-r--r--block/cow.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/block/cow.c b/block/cow.c
index 9858d71f00..7ae887b670 100644
--- a/block/cow.c
+++ b/block/cow.c
@@ -132,8 +132,8 @@ static inline int is_bit_set(BlockDriverState *bs, int64_t bitnum)
/* Return true if first block has been changed (ie. current version is
* in COW file). Set the number of continuous blocks for which that
* is true. */
-static int cow_is_allocated(BlockDriverState *bs, int64_t sector_num,
- int nb_sectors, int *num_same)
+static int coroutine_fn cow_co_is_allocated(BlockDriverState *bs,
+ int64_t sector_num, int nb_sectors, int *num_same)
{
int changed;
@@ -178,7 +178,7 @@ static int cow_read(BlockDriverState *bs, int64_t sector_num,
int ret, n;
while (nb_sectors > 0) {
- if (cow_is_allocated(bs, sector_num, nb_sectors, &n)) {
+ if (bdrv_is_allocated(bs, sector_num, nb_sectors, &n)) {
ret = bdrv_pread(bs->file,
s->cow_sectors_offset + sector_num * 512,
buf, n * 512);
@@ -335,7 +335,7 @@ static BlockDriver bdrv_cow = {
.bdrv_read = cow_co_read,
.bdrv_write = cow_co_write,
.bdrv_co_flush_to_disk = cow_co_flush,
- .bdrv_is_allocated = cow_is_allocated,
+ .bdrv_co_is_allocated = cow_co_is_allocated,
.create_options = cow_create_options,
};