qemu/include/block
Paolo Bonzini 9972354856 block: add BDS field to count in-flight requests
Unlike tracked_requests, this field also counts throttled requests,
and remains non-zero if an AIO operation needs a BH to be "really"
completed.

With this change, it is no longer necessary to have a dummy
BdrvTrackedRequest for requests that are never serialising, and
it is no longer necessary to poll the AioContext once after
bdrv_requests_pending(bs) returns false.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Message-Id: <1477565348-5458-5-git-send-email-pbonzini@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
2016-10-28 21:50:18 +08:00
..
accounting.h Use scripts/clean-includes to drop redundant qemu/typedefs.h 2016-03-22 22:20:16 +01:00
aio.h async: add aio_bh_schedule_oneshot 2016-10-07 13:34:07 +02:00
block.h block: Remove bdrv_aio_ioctl() 2016-10-27 19:05:23 +02:00
block_backup.h Backup: export interfaces for extra serialization 2016-09-13 11:00:56 +01:00
block_int.h block: add BDS field to count in-flight requests 2016-10-28 21:50:18 +08:00
blockjob.h blockjob: introduce .drain callback for jobs 2016-10-28 21:50:18 +08:00
dirty-bitmap.h block: More operations for meta dirty bitmap 2016-10-24 17:56:07 +02:00
nbd.h nbd-server: Use a separate BlockBackend 2016-09-05 19:06:47 +02:00
qapi.h block/qapi: Use blk_enable_write_cache() 2016-03-30 12:16:02 +02:00
raw-aio.h linux-aio: share one LinuxAioState within an AioContext 2016-07-18 15:09:31 +01:00
scsi.h * SCSI scanner support 2016-07-14 13:44:06 +01:00
snapshot.h include: Clean up includes 2016-02-23 12:43:05 +00:00
thread-pool.h Clean up decorations and whitespace around header guards 2016-07-12 16:20:46 +02:00
throttle-groups.h block: Move I/O throttling configuration functions to BlockBackend 2016-05-19 16:45:30 +02:00
write-threshold.h Use scripts/clean-includes to drop redundant qemu/typedefs.h 2016-03-22 22:20:16 +01:00