diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/block/block_int.h | 7 | ||||
| -rw-r--r-- | include/sysemu/block-backend.h | 4 | ||||
| -rw-r--r-- | include/sysemu/blockdev.h | 2 |
3 files changed, 10 insertions, 3 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h index 3ceeb5a940..603145a21d 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -390,7 +390,10 @@ struct BlockDriverState { /* number of in-flight serialising requests */ unsigned int serialising_in_flight; - /* I/O throttling */ + /* I/O throttling. + * throttle_state tells us if this BDS has I/O limits configured. + * io_limits_enabled tells us if they are currently being + * enforced, but it can be temporarily set to false */ CoQueue throttled_reqs[2]; bool io_limits_enabled; /* The following fields are protected by the ThrottleGroup lock. @@ -473,6 +476,8 @@ extern BlockDriver bdrv_file; extern BlockDriver bdrv_raw; extern BlockDriver bdrv_qcow2; +extern QTAILQ_HEAD(BdrvStates, BlockDriverState) bdrv_states; + /** * bdrv_setup_io_funcs: * diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h index 9306a527bb..f4a68e291b 100644 --- a/include/sysemu/block-backend.h +++ b/include/sysemu/block-backend.h @@ -65,6 +65,7 @@ BlockBackend *blk_new_with_bs(const char *name, Error **errp); BlockBackend *blk_new_open(const char *name, const char *filename, const char *reference, QDict *options, int flags, Error **errp); +int blk_get_refcnt(BlockBackend *blk); void blk_ref(BlockBackend *blk); void blk_unref(BlockBackend *blk); const char *blk_name(BlockBackend *blk); @@ -72,6 +73,7 @@ BlockBackend *blk_by_name(const char *name); BlockBackend *blk_next(BlockBackend *blk); BlockDriverState *blk_bs(BlockBackend *blk); +void blk_remove_bs(BlockBackend *blk); void blk_insert_bs(BlockBackend *blk, BlockDriverState *bs); void blk_hide_on_behalf_of_hmp_drive_del(BlockBackend *blk); @@ -166,6 +168,8 @@ void blk_io_unplug(BlockBackend *blk); BlockAcctStats *blk_get_stats(BlockBackend *blk); BlockBackendRootState *blk_get_root_state(BlockBackend *blk); void blk_update_root_state(BlockBackend *blk); +void blk_apply_root_state(BlockBackend *blk, BlockDriverState *bs); +int blk_get_open_flags_from_root_state(BlockBackend *blk); void *blk_aio_get(const AIOCBInfo *aiocb_info, BlockBackend *blk, BlockCompletionFunc *cb, void *opaque); diff --git a/include/sysemu/blockdev.h b/include/sysemu/blockdev.h index a00be94895..b06a0607a9 100644 --- a/include/sysemu/blockdev.h +++ b/include/sysemu/blockdev.h @@ -63,8 +63,6 @@ DriveInfo *drive_new(QemuOpts *arg, BlockInterfaceType block_default_type); /* device-hotplug */ -void qmp_change_blockdev(const char *device, const char *filename, - const char *format, Error **errp); void hmp_commit(Monitor *mon, const QDict *qdict); void hmp_drive_del(Monitor *mon, const QDict *qdict); #endif |