From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
Rusty Russell <rusty@rustcorp.com.au>,
virtualization@lists.linux-foundation.org,
Christian Borntraeger <borntraeger@de.ibm.com>,
linux390@de.ibm.com, Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Sudeep Dutt <sudeep.dutt@intel.com>,
Ashutosh Dixit <ashutosh.dixit@intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Nikhil Rao <nikhil.rao@intel.com>,
Siva Yerramreddy <yshivakrishna@gmail.com>,
Wolfram Sang <wsa@the-dreams.de>,
Heinz Graalfs <graalfs@linux.vnet.ibm.com>,
linux-s390@vger.kernel.org
Subject: Re: [PATCH v2 02/15] virtio: unify config_changed handling
Date: Mon, 6 Oct 2014 17:16:14 +0200 [thread overview]
Message-ID: <20141006171614.376ba255.cornelia.huck@de.ibm.com> (raw)
In-Reply-To: <1412608214-31944-3-git-send-email-mst@redhat.com>
On Mon, 6 Oct 2014 18:10:44 +0300
"Michael S. Tsirkin" <mst@redhat.com> wrote:
> Replace duplicated code in all transports with a single wrapper in
> virtio.c.
>
> The only functional change is in virtio_mmio.c: if a buggy device sends
> us an interrupt before driver is set, we previously returned IRQ_NONE,
> now we return IRQ_HANDLED.
>
> As this must not happen in practice, this does not look like a big deal.
>
> See also commit 3fff0179e33cd7d0a688dab65700c46ad089e934
> virtio-pci: do not oops on config change if driver not loaded.
> for the original motivation behind the driver check.
>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
> include/linux/virtio.h | 2 ++
> drivers/misc/mic/card/mic_virtio.c | 6 +-----
> drivers/s390/kvm/kvm_virtio.c | 9 +--------
> drivers/s390/kvm/virtio_ccw.c | 6 +-----
> drivers/virtio/virtio.c | 9 +++++++++
> drivers/virtio/virtio_mmio.c | 7 ++-----
> drivers/virtio/virtio_pci.c | 6 +-----
> 7 files changed, 17 insertions(+), 28 deletions(-)
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
next prev parent reply other threads:[~2014-10-06 15:16 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-06 15:10 [PATCH v2 00/15] virtio: fix spec compliance issues Michael S. Tsirkin
2014-10-06 15:10 ` [PATCH v2 01/15] virtio_pci: fix virtio spec compliance on restore Michael S. Tsirkin
2014-10-07 12:05 ` Amit Shah
2014-10-07 12:51 ` Michael S. Tsirkin
2014-10-07 12:53 ` Michael S. Tsirkin
2014-10-07 16:54 ` Amit Shah
2014-10-06 15:10 ` [PATCH v2 02/15] virtio: unify config_changed handling Michael S. Tsirkin
2014-10-06 15:16 ` Cornelia Huck [this message]
2014-10-06 15:10 ` [PATCH v2 03/15] virtio-pci: move freeze/restore to virtio core Michael S. Tsirkin
2014-10-06 15:20 ` Cornelia Huck
2014-10-06 15:26 ` Michael S. Tsirkin
2014-10-06 15:34 ` Cornelia Huck
2014-10-06 15:10 ` [PATCH v2 04/15] virtio: defer config changed notifications Michael S. Tsirkin
2014-10-06 15:25 ` Cornelia Huck
2014-10-06 15:10 ` [PATCH v2 05/15] virtio_blk: drop config_enable Michael S. Tsirkin
2014-10-06 15:26 ` Cornelia Huck
2014-10-06 15:11 ` [PATCH v2 06/15] virtio-blk: drop config_mutex Michael S. Tsirkin
2014-10-06 15:11 ` [PATCH v2 07/15] virtio_net: drop config_enable Michael S. Tsirkin
2014-10-06 15:28 ` Cornelia Huck
2014-10-06 15:11 ` [PATCH v2 08/15] virtio-net: drop config_mutex Michael S. Tsirkin
2014-10-06 15:11 ` [PATCH v2 09/15] virtio_net: minor cleanup Michael S. Tsirkin
2014-10-06 15:11 ` [PATCH v2 10/15] virtio: add API to enable VQs early Michael S. Tsirkin
2014-10-06 15:29 ` Cornelia Huck
2014-10-06 15:11 ` [PATCH v2 11/15] virtio_net: " Michael S. Tsirkin
2014-10-06 15:39 ` Cornelia Huck
2014-10-06 15:11 ` [PATCH v2 12/15] virtio_blk: " Michael S. Tsirkin
2014-10-06 15:42 ` Cornelia Huck
2014-10-06 15:11 ` [PATCH v2 13/15] virtio_console: " Michael S. Tsirkin
2014-10-06 15:11 ` [PATCH v2 14/15] 9p/trans_virtio: " Michael S. Tsirkin
2014-10-06 15:11 ` [PATCH v2 15/15] virtio_net: fix use after free on allocation failure Michael S. Tsirkin
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