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| author | Max Reitz <mreitz@redhat.com> | 2014-11-18 12:21:15 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2014-12-10 10:31:12 +0100 |
| commit | 2019ba0a0197afc85495546f337345a7150710fc (patch) | |
| tree | fab452326e9ac2627561c1a3ef20b5db1fc19f84 /include/sysemu | |
| parent | 2bb0dce76245762dbc0a8fe12516faa127a64e5b (diff) | |
| download | qemu-2019ba0a0197afc85495546f337345a7150710fc.tar.gz | |
block: Add AioContextNotifier functions to BB
Because all BlockDriverStates behind a single BlockBackend reside in a
single AioContext, it is fine to just pass these functions
(blk_add_aio_context_notifier() and blk_remove_aio_context_notifier())
through to the root BlockDriverState.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 1416309679-333-3-git-send-email-mreitz@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include/sysemu')
| -rw-r--r-- | include/sysemu/block-backend.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h index 0c46b826ca..d9c1337e3f 100644 --- a/include/sysemu/block-backend.h +++ b/include/sysemu/block-backend.h @@ -135,6 +135,14 @@ void blk_op_block_all(BlockBackend *blk, Error *reason); void blk_op_unblock_all(BlockBackend *blk, Error *reason); AioContext *blk_get_aio_context(BlockBackend *blk); void blk_set_aio_context(BlockBackend *blk, AioContext *new_context); +void blk_add_aio_context_notifier(BlockBackend *blk, + void (*attached_aio_context)(AioContext *new_context, void *opaque), + void (*detach_aio_context)(void *opaque), void *opaque); +void blk_remove_aio_context_notifier(BlockBackend *blk, + void (*attached_aio_context)(AioContext *, + void *), + void (*detach_aio_context)(void *), + void *opaque); void blk_io_plug(BlockBackend *blk); void blk_io_unplug(BlockBackend *blk); BlockAcctStats *blk_get_stats(BlockBackend *blk); |