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authorJohn Snow <jsnow@redhat.com>2019-07-29 16:35:53 -0400
committerJohn Snow <jsnow@redhat.com>2019-08-16 16:28:02 -0400
commit28636b8211c30e9b7ab05806a8824eabf377f307 (patch)
tree222052df2f06426b22f2396380de35b0527cffa6 /block
parentb7661ca5d84a7d330acc3c3f471e757e55261f84 (diff)
block/dirty-bitmap: add bdrv_dirty_bitmap_get
Add a public interface for get. While we're at it, rename "bdrv_get_dirty_bitmap_locked" to "bdrv_dirty_bitmap_get_locked". (There are more functions to rename to the bdrv_dirty_bitmap_VERB form, but they will wait until the conclusion of this series.) Signed-off-by: John Snow <jsnow@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Message-id: 20190709232550.10724-11-jsnow@redhat.com Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/dirty-bitmap.c19
-rw-r--r--block/mirror.c2
2 files changed, 13 insertions, 8 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index 7881fea684..75a5daf116 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -509,14 +509,19 @@ BlockDirtyInfoList *bdrv_query_dirty_bitmaps(BlockDriverState *bs)
}
/* Called within bdrv_dirty_bitmap_lock..unlock */
-bool bdrv_get_dirty_locked(BlockDriverState *bs, BdrvDirtyBitmap *bitmap,
- int64_t offset)
+bool bdrv_dirty_bitmap_get_locked(BdrvDirtyBitmap *bitmap, int64_t offset)
{
- if (bitmap) {
- return hbitmap_get(bitmap->bitmap, offset);
- } else {
- return false;
- }
+ return hbitmap_get(bitmap->bitmap, offset);
+}
+
+bool bdrv_dirty_bitmap_get(BdrvDirtyBitmap *bitmap, int64_t offset)
+{
+ bool ret;
+ bdrv_dirty_bitmap_lock(bitmap);
+ ret = bdrv_dirty_bitmap_get_locked(bitmap, offset);
+ bdrv_dirty_bitmap_unlock(bitmap);
+
+ return ret;
}
/**
diff --git a/block/mirror.c b/block/mirror.c
index 70f24d9ef6..2b870683f1 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -476,7 +476,7 @@ static uint64_t coroutine_fn mirror_iteration(MirrorBlockJob *s)
int64_t next_offset = offset + nb_chunks * s->granularity;
int64_t next_chunk = next_offset / s->granularity;
if (next_offset >= s->bdev_length ||
- !bdrv_get_dirty_locked(source, s->dirty_bitmap, next_offset)) {
+ !bdrv_dirty_bitmap_get_locked(s->dirty_bitmap, next_offset)) {
break;
}
if (test_bit(next_chunk, s->in_flight_bitmap)) {