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author | Stefan Hajnoczi | 2022-10-30 20:15:12 +0100 |
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committer | Stefan Hajnoczi | 2022-10-30 20:15:12 +0100 |
commit | d5ab9490cdf3ebcd97793982d4664f951816f6db (patch) | |
tree | 4d16d89f72ae91858dc0a7a89f1b7d407797364b /docs | |
parent | Merge tag 'misc-next-pull-request' of https://gitlab.com/berrange/qemu into s... (diff) | |
parent | block/block-backend: blk_set_enable_write_cache is IO_CODE (diff) | |
download | qemu-d5ab9490cdf3ebcd97793982d4664f951816f6db.tar.gz qemu-d5ab9490cdf3ebcd97793982d4664f951816f6db.tar.xz qemu-d5ab9490cdf3ebcd97793982d4664f951816f6db.zip |
Merge tag 'for-upstream' of https://repo.or.cz/qemu/kevin into staging
Block layer patches
- Cleanup bs->backing and bs->file handling
- Refactor bdrv_try_set_aio_context using transactions
- Changes for improved coroutine_fn consistency
- vhost-user-blk: fix the resize crash
- io_uring: Use of io_uring_register_ring_fd() led to breakage, revert
- vvfat: Fix some problems with r/w mode
- Code cleanup
- MAINTAINERS: Fold "Block QAPI, monitor, ..." into "Block layer core"
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# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
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* tag 'for-upstream' of https://repo.or.cz/qemu/kevin: (58 commits)
block/block-backend: blk_set_enable_write_cache is IO_CODE
monitor: switch to *_co_* functions
vmdk: switch to *_co_* functions
vhdx: switch to *_co_* functions
vdi: switch to *_co_* functions
qed: switch to *_co_* functions
qcow2: switch to *_co_* functions
qcow: switch to *_co_* functions
parallels: switch to *_co_* functions
mirror: switch to *_co_* functions
block: switch to *_co_* functions
commit: switch to *_co_* functions
vmdk: manually add more coroutine_fn annotations
qcow2: manually add more coroutine_fn annotations
qcow: manually add more coroutine_fn annotations
blkdebug: add missing coroutine_fn annotation for indirect-called functions
qcow2: add coroutine_fn annotation for indirect-called functions
block: add missing coroutine_fn annotation to BlockDriverState callbacks
coroutine-io: add missing coroutine_fn annotation to prototypes
coroutine-lock: add missing coroutine_fn annotation to prototypes
...
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'docs')
-rw-r--r-- | docs/devel/multiple-iothreads.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/docs/devel/multiple-iothreads.txt b/docs/devel/multiple-iothreads.txt index aeb997bed5..343120f2ef 100644 --- a/docs/devel/multiple-iothreads.txt +++ b/docs/devel/multiple-iothreads.txt @@ -109,7 +109,7 @@ The AioContext originates from the QEMU block layer, even though nowadays AioContext is a generic event loop that can be used by any QEMU subsystem. The block layer has support for AioContext integrated. Each BlockDriverState -is associated with an AioContext using bdrv_try_set_aio_context() and +is associated with an AioContext using bdrv_try_change_aio_context() and bdrv_get_aio_context(). This allows block layer code to process I/O inside the right AioContext. Other subsystems may wish to follow a similar approach. @@ -134,5 +134,5 @@ Long-running jobs (usually in the form of coroutines) are best scheduled in the BlockDriverState's AioContext to avoid the need to acquire/release around each bdrv_*() call. The functions bdrv_add/remove_aio_context_notifier, or alternatively blk_add/remove_aio_context_notifier if you use BlockBackends, -can be used to get a notification whenever bdrv_try_set_aio_context() moves a +can be used to get a notification whenever bdrv_try_change_aio_context() moves a BlockDriverState to a different AioContext. |