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authorPeter Maydell <peter.maydell@linaro.org>2020-02-06 12:57:54 +0000
committerPeter Maydell <peter.maydell@linaro.org>2020-02-06 12:57:54 +0000
commit2021b7c9716cd579e20b4993ed75842f4e0deb34 (patch)
tree11474943c7e154794cd207afbb08bf5046f173ea /docs/interop
parent418fa86dd465b4fd8394373cf83db8fa65d7611c (diff)
parent8ef350b32fe08d254f92a3a7efe89809397fff77 (diff)
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Merge remote-tracking branch 'remotes/vivier2/tags/trivial-branch-pull-request' into staging
trivial patches 20200206 # gpg: Signature made Thu 06 Feb 2020 12:49:19 GMT # gpg: using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C # gpg: issuer "laurent@vivier.eu" # gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full] # gpg: aka "Laurent Vivier <laurent@vivier.eu>" [full] # gpg: aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full] # Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F 5173 F30C 38BD 3F2F BE3C * remotes/vivier2/tags/trivial-branch-pull-request: MAINTAINERS: Cc the qemu-arm@nongnu.org for the ARM machines aspeed/i2c: Prevent uninitialized warning hw/pci/pci_bridge: Fix typo in comment qemu-img: Place the '-i aio' option in alphabetical order qemu-options: replace constant 1 with HAS_ARG MAINTAINERS: Cover hppa-softmmu.mak in the HP-PARISC Machines section hw/i386/vmmouse: Fix crash when using the vmmouse on a machine without vmport hw/bt: Remove empty Kconfig file hw/timer/m48t59: Convert debug printf()s to trace events MAINTAINERS: update Leif Lindholm's address monitor: fix memory leak in monitor_fdset_dup_fd_find_remove hw/smbios/smbios: Remove unused include Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs/interop')
-rw-r--r--docs/interop/qemu-img.rst8
1 files changed, 4 insertions, 4 deletions
diff --git a/docs/interop/qemu-img.rst b/docs/interop/qemu-img.rst
index fa27e5c..42e4451 100644
--- a/docs/interop/qemu-img.rst
+++ b/docs/interop/qemu-img.rst
@@ -247,7 +247,7 @@ Command description:
Amends the image format specific *OPTIONS* for the image file
*FILENAME*. Not all file formats support this operation.
-.. option:: bench [-c COUNT] [-d DEPTH] [-f FMT] [--flush-interval=FLUSH_INTERVAL] [-n] [-i AIO] [--no-drain] [-o OFFSET] [--pattern=PATTERN] [-q] [-s BUFFER_SIZE] [-S STEP_SIZE] [-t CACHE] [-w] [-U] FILENAME
+.. option:: bench [-c COUNT] [-d DEPTH] [-f FMT] [--flush-interval=FLUSH_INTERVAL] [-i AIO] [-n] [--no-drain] [-o OFFSET] [--pattern=PATTERN] [-q] [-s BUFFER_SIZE] [-S STEP_SIZE] [-t CACHE] [-w] [-U] FILENAME
Run a simple sequential I/O benchmark on the specified image. If ``-w`` is
specified, a write test is performed, otherwise a read test is performed.
@@ -264,13 +264,13 @@ Command description:
``--no-drain`` is specified, a flush is issued without draining the request
queue first.
+ if ``-i`` is specified, *AIO* option can be used to specify different
+ AIO backends: ``threads``, ``native`` or ``io_uring``.
+
If ``-n`` is specified, the native AIO backend is used if possible. On
Linux, this option only works if ``-t none`` or ``-t directsync`` is
specified as well.
- if ``-i`` is specified, *AIO* option can be used to specify different
- AIO backends: ``threads``, ``native`` or ``io_uring``.
-
For write tests, by default a buffer filled with zeros is written. This can be
overridden with a pattern byte specified by *PATTERN*.