From: Rusty Russell <rusty@rustcorp.com.au>
To: Amit Shah <amit.shah@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>
Cc: linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
virtualization@lists.linux-foundation.org
Subject: Re: [PATCH] virtio_console: avoid config access from irq
Date: Wed, 04 Mar 2015 11:08:18 +1030 [thread overview]
Message-ID: <87fv9lk35x.fsf@rustcorp.com.au> (raw)
In-Reply-To: <20150302055625.GE26196@grmbl.mre>
Amit Shah <amit.shah@redhat.com> writes:
> On (Sat) 28 Feb 2015 [18:42:25], Michael S. Tsirkin wrote:
>> when multiport is off, virtio console invokes config access from irq
>> context, config access is blocking on s390.
>> Fix this up by scheduling work from config irq - similar to what we do
>> for multiport configs.
>>
>> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
>
> Reviewed-by: Amit Shah <amit.shah@redhat.com>
Applied, thanks.
Should these be CC: stable?
Cheers,
Rusty.
next prev parent reply other threads:[~2015-03-04 0:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-28 17:42 [PATCH] virtio_console: avoid config access from irq Michael S. Tsirkin
2015-03-02 5:56 ` Amit Shah
2015-03-04 0:38 ` Rusty Russell [this message]
2015-03-04 10:14 ` Michael S. Tsirkin
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