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Date: Fri, 08 Jul 2011 10:18:17 +0200
From: Kevin Wolf <kwolf@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH] qemu-options.hx: Document werror and
	rerror -drive options
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To: Luiz Capitulino <lcapitulino@redhat.com>
Cc: qemu-devel <qemu-devel@nongnu.org>, Markus Armbruster <armbru@redhat.com>

Am 07.07.2011 18:04, schrieb Luiz Capitulino:
> 
> Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
> ---
>  qemu-options.hx |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)
> 
> diff --git a/qemu-options.hx b/qemu-options.hx
> index e6d7adc..5f16a78 100644
> --- a/qemu-options.hx
> +++ b/qemu-options.hx
> @@ -160,6 +160,11 @@ an untrusted format header.
>  This option specifies the serial number to assign to the device.
>  @item addr=@var{addr}
>  Specify the controller's PCI address (if=virtio only).
> +@item werror=@var{action},rerror=@var{action}
> +Specify which @var{action} to take on write and read errors. Valid actions are:
> +"ignore" (ignore the error and try to continue), "stop" (pause QEMU),
> +"enospc" (pause QEMU, but only on no space conditions),

Maybe "pause QEMU only if the host disk is full; report the error to the
guest otherwise"?

> +"report" (report the error to the guest).
>  @end table
>  
>  By default, writethrough caching is used for all block device.  This means that

We should mention that werror=enospc and rerror=report is the default.

Kevin