diff options
-rw-r--r-- | block/block-backend.c | 7 | ||||
-rw-r--r-- | include/sysemu/block-backend.h | 1 |
2 files changed, 7 insertions, 1 deletions
diff --git a/block/block-backend.c b/block/block-backend.c index 1db002c..74642dc 100644 --- a/block/block-backend.c +++ b/block/block-backend.c @@ -771,7 +771,12 @@ void blk_invalidate_cache(BlockBackend *blk, Error **errp) bool blk_is_inserted(BlockBackend *blk) { - return bdrv_is_inserted(blk->bs); + return blk->bs && bdrv_is_inserted(blk->bs); +} + +bool blk_is_available(BlockBackend *blk) +{ + return blk_is_inserted(blk) && !blk_dev_is_tray_open(blk); } void blk_lock_medium(BlockBackend *blk, bool locked) diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h index 8f2bf10..1e19d1b 100644 --- a/include/sysemu/block-backend.h +++ b/include/sysemu/block-backend.h @@ -131,6 +131,7 @@ int blk_enable_write_cache(BlockBackend *blk); void blk_set_enable_write_cache(BlockBackend *blk, bool wce); void blk_invalidate_cache(BlockBackend *blk, Error **errp); bool blk_is_inserted(BlockBackend *blk); +bool blk_is_available(BlockBackend *blk); void blk_lock_medium(BlockBackend *blk, bool locked); void blk_eject(BlockBackend *blk, bool eject_flag); int blk_get_flags(BlockBackend *blk); |