Re: [Qemu-devel] [v2 Patch 8/9]block: Cmd "block_set_hostcache" for dynamic cache change

[Eric Blake]

On 08/01/2012 12:44 PM, Supriya Kannery wrote:
> New command "block_set_hostcache" added for dynamically changing
> host pagecache setting of a block device.
> 
> Usage:
>  block_set_hostcache  <device> <option>
>    <device> = block device
>    <option> = on/off
> 
> Example:
>  (qemu) block_set_hostcache ide0-hd0 off
> 
> Signed-off-by: Supriya Kannery <address@hidden>
> +++ qemu/qmp-commands.hx
> @@ -987,6 +987,30 @@ Example:
>  EQMP
>  
>      {
> +        .name       = "block_set_hostcache",

QMP version should be block-set-hostcache.

> +++ qemu/qapi-schema.json
> @@ -1604,6 +1604,23 @@
>              'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int' } }
>  
>  ##
> +# @block_set_hostcache:
> +#
> +# Change host pagecache setting of a block device
> +#
> +# @device: name of the block device
> +#
> +# @option: hostcache setting (true/false)
> +#
> +# Returns: Nothing on success
> +#          If @device is not a valid block device, DeviceNotFound
> +#
> +# Since: 1.2
> +##
> +{ 'command': 'block_set_hostcache',
> +  'data': { 'device': 'str', 'option': 'bool' } }

Here as well.

-- 
Eric Blake   address@hidden    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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