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[PULL 15/17] docs: add 'io_uring' option to 'aio' param in qemu-options.
From: |
Stefan Hajnoczi |
Subject: |
[PULL 15/17] docs: add 'io_uring' option to 'aio' param in qemu-options.hx |
Date: |
Wed, 30 Sep 2020 11:13:03 +0100 |
From: Stefano Garzarella <sgarzare@redhat.com>
When we added io_uring AIO engine, we forgot to update qemu-options.hx,
so qemu(1) man page and qemu help were outdated.
Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Julia Suvorova <jusual@redhat.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta.linux@gmail.com>
Message-Id: <20200924151511.131471-1-sgarzare@redhat.com>
---
qemu-options.hx | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/qemu-options.hx b/qemu-options.hx
index 3564c2303f..1da52a269c 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1053,7 +1053,8 @@ SRST
The path to the image file in the local filesystem
``aio``
- Specifies the AIO backend (threads/native, default: threads)
+ Specifies the AIO backend (threads/native/io_uring,
+ default: threads)
``locking``
Specifies whether the image file is protected with Linux OFD
@@ -1175,7 +1176,8 @@ DEF("drive", HAS_ARG, QEMU_OPTION_drive,
"-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i]\n"
"
[,cache=writethrough|writeback|none|directsync|unsafe][,format=f]\n"
" [,snapshot=on|off][,rerror=ignore|stop|report]\n"
- "
[,werror=ignore|stop|report|enospc][,id=name][,aio=threads|native]\n"
+ " [,werror=ignore|stop|report|enospc][,id=name]\n"
+ " [,aio=threads|native|io_uring]\n"
" [,readonly=on|off][,copy-on-read=on|off]\n"
" [,discard=ignore|unmap][,detect-zeroes=on|off|unmap]\n"
" [[,bps=b]|[[,bps_rd=r][,bps_wr=w]]]\n"
@@ -1247,8 +1249,8 @@ SRST
The default mode is ``cache=writeback``.
``aio=aio``
- aio is "threads", or "native" and selects between pthread based
- disk I/O and native Linux AIO.
+ aio is "threads", "native", or "io_uring" and selects between pthread
+ based disk I/O, native Linux AIO, or Linux io_uring API.
``format=format``
Specify which disk format will be used rather than detecting the
--
2.26.2
- [PULL 05/17] block/nvme: Use register definitions from 'block/nvme.h', (continued)
- [PULL 05/17] block/nvme: Use register definitions from 'block/nvme.h', Stefan Hajnoczi, 2020/09/30
- [PULL 03/17] block/nvme: Reduce I/O registers scope, Stefan Hajnoczi, 2020/09/30
- [PULL 06/17] block/nvme: Replace magic value by SCALE_MS definition, Stefan Hajnoczi, 2020/09/30
- [PULL 08/17] block/io: refactor coroutine wrappers, Stefan Hajnoczi, 2020/09/30
- [PULL 09/17] block: declare some coroutine functions in block/coroutines.h, Stefan Hajnoczi, 2020/09/30
- [PULL 10/17] scripts: add block-coroutine-wrapper.py, Stefan Hajnoczi, 2020/09/30
- [PULL 11/17] block: generate coroutine-wrapper code, Stefan Hajnoczi, 2020/09/30
- [PULL 13/17] block/io: refactor save/load vmstate, Stefan Hajnoczi, 2020/09/30
- [PULL 14/17] include/block/block.h: drop non-ascii quotation mark, Stefan Hajnoczi, 2020/09/30
- [PULL 12/17] block: drop bdrv_prwv, Stefan Hajnoczi, 2020/09/30
- [PULL 15/17] docs: add 'io_uring' option to 'aio' param in qemu-options.hx,
Stefan Hajnoczi <=
- [PULL 16/17] util/vfio-helpers: Collect IOVA reserved regions, Stefan Hajnoczi, 2020/09/30
- [PULL 17/17] util/vfio-helpers: Rework the IOVA allocator to avoid IOVA reserved regions, Stefan Hajnoczi, 2020/09/30
- [PULL 07/17] block: return error-code from bdrv_invalidate_cache, Stefan Hajnoczi, 2020/09/30