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-rw-r--r--include/block/block.h2
-rw-r--r--include/sysemu/block-backend.h2
2 files changed, 3 insertions, 1 deletions
diff --git a/include/block/block.h b/include/block/block.h
index ffecebfb3a..e18233afe0 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -107,6 +107,7 @@ typedef struct HDGeometry {
#define BDRV_OPT_CACHE_WB "cache.writeback"
#define BDRV_OPT_CACHE_DIRECT "cache.direct"
#define BDRV_OPT_CACHE_NO_FLUSH "cache.no-flush"
+#define BDRV_OPT_READ_ONLY "read-only"
#define BDRV_SECTOR_BITS 9
@@ -414,7 +415,6 @@ void bdrv_get_full_backing_filename_from_filename(const char *backed,
const char *backing,
char *dest, size_t sz,
Error **errp);
-int bdrv_is_snapshot(BlockDriverState *bs);
int path_has_protocol(const char *path);
int path_is_absolute(const char *path);
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index 4808a9621a..3b29317349 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -111,6 +111,8 @@ int blk_attach_dev(BlockBackend *blk, void *dev);
void blk_attach_dev_nofail(BlockBackend *blk, void *dev);
void blk_detach_dev(BlockBackend *blk, void *dev);
void *blk_get_attached_dev(BlockBackend *blk);
+BlockBackend *blk_by_dev(void *dev);
+BlockBackend *blk_by_qdev_id(const char *id, Error **errp);
void blk_set_dev_ops(BlockBackend *blk, const BlockDevOps *ops, void *opaque);
int blk_pread_unthrottled(BlockBackend *blk, int64_t offset, uint8_t *buf,
int count);