diff options
| author | Pradeep Jagadeesh <pradeep.jagadeesh@huawei.com> | 2017-02-28 10:31:46 +0100 |
|---|---|---|
| committer | Greg Kurz <groug@kaod.org> | 2017-02-28 10:31:46 +0100 |
| commit | b8bbdb886ebf9cce631e5e792b328eed98511a38 (patch) | |
| tree | 620c593e2fe87f96d2d9ef6952bb8f9df2498c03 /qemu-options.hx | |
| parent | 4bae2b397fc91bd7eca48bc861dd67f125d4fd1b (diff) | |
fsdev: add IO throttle support to fsdev devices
This patchset adds the throttle support for the 9p-local driver.
For now this functionality can be enabled only through qemu cli options.
QMP interface and support to other drivers need further extensions.
To make it simple for other 9p drivers, the throttle code has been put in
separate files.
Signed-off-by: Pradeep Jagadeesh <pradeep.jagadeesh@huawei.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
(pass extra NULL CoMutex * argument to qemu_co_queue_wait(),
added options to qemu-options.hx, Greg Kurz)
Signed-off-by: Greg Kurz <groug@kaod.org>
Diffstat (limited to 'qemu-options.hx')
| -rw-r--r-- | qemu-options.hx | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/qemu-options.hx b/qemu-options.hx index bf458f83c3..82528804c3 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -744,7 +744,12 @@ ETEXI DEF("fsdev", HAS_ARG, QEMU_OPTION_fsdev, "-fsdev fsdriver,id=id[,path=path,][security_model={mapped-xattr|mapped-file|passthrough|none}]\n" - " [,writeout=immediate][,readonly][,socket=socket|sock_fd=sock_fd]\n", + " [,writeout=immediate][,readonly][,socket=socket|sock_fd=sock_fd]\n" + " [[,throttling.bps-total=b]|[[,throttling.bps-read=r][,throttling.bps-write=w]]]\n" + " [[,throttling.iops-total=i]|[[,throttling.iops-read=r][,throttling.iops-write=w]]]\n" + " [[,throttling.bps-total-max=bm]|[[,throttling.bps-read-max=rm][,throttling.bps-write-max=wm]]]\n" + " [[,throttling.iops-total-max=im]|[[,throttling.iops-read-max=irm][,throttling.iops-write-max=iwm]]]\n" + " [[,throttling.iops-size=is]]\n", QEMU_ARCH_ALL) STEXI |