diff options
Diffstat (limited to 'include/block/block.h')
| -rw-r--r-- | include/block/block.h | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/include/block/block.h b/include/block/block.h index faee3aa246..7d86e29cf4 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -481,15 +481,6 @@ void bdrv_op_block_all(BlockDriverState *bs, Error *reason); void bdrv_op_unblock_all(BlockDriverState *bs, Error *reason); bool bdrv_op_blocker_is_empty(BlockDriverState *bs); -#ifdef CONFIG_LINUX_AIO -int raw_get_aio_fd(BlockDriverState *bs); -#else -static inline int raw_get_aio_fd(BlockDriverState *bs) -{ - return -ENOTSUP; -} -#endif - enum BlockAcctType { BDRV_ACCT_READ, BDRV_ACCT_WRITE, @@ -574,4 +565,22 @@ int bdrv_debug_remove_breakpoint(BlockDriverState *bs, const char *tag); int bdrv_debug_resume(BlockDriverState *bs, const char *tag); bool bdrv_debug_is_suspended(BlockDriverState *bs, const char *tag); +/** + * bdrv_get_aio_context: + * + * Returns: the currently bound #AioContext + */ +AioContext *bdrv_get_aio_context(BlockDriverState *bs); + +/** + * bdrv_set_aio_context: + * + * Changes the #AioContext used for fd handlers, timers, and BHs by this + * BlockDriverState and all its children. + * + * This function must be called from the old #AioContext or with a lock held so + * the old #AioContext is not executing. + */ +void bdrv_set_aio_context(BlockDriverState *bs, AioContext *new_context); + #endif |