qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: "Michael S. Tsirkin" <mst@redhat.com>
To: Yuri Benditovich <yuri.benditovich@daynix.com>
Cc: yan@daynix.com, jasowang@redhat.com, qemu-devel@nongnu.org
Subject: Re: [PATCH 1/2] virtio: reset region cache when on queue deletion
Date: Sun, 5 Jan 2020 07:21:57 -0500	[thread overview]
Message-ID: <20200105071859-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20191226043649.14481-2-yuri.benditovich@daynix.com>

On Thu, Dec 26, 2019 at 06:36:48AM +0200, Yuri Benditovich wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=1708480
> Fix leak of region reference that prevents complete
> device deletion on hot unplug.
> 
> Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>

I rebased this on top of my tree.

Got this:


commit f3dee6a062c1f4445768296ee39070bab9863372
Author: Yuri Benditovich <yuri.benditovich@daynix.com>
Date:   Thu Dec 26 06:36:48 2019 +0200

    virtio: reset region cache when on queue deletion
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1708480
    Fix leak of region reference that prevents complete
    device deletion on hot unplug.
    
    Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
    Message-Id: <20191226043649.14481-2-yuri.benditovich@daynix.com>

diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index 95d8ff8508..7b861e0ca0 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -2344,6 +2344,7 @@ void virtio_delete_queue(VirtQueue *vq)
     vq->handle_aio_output = NULL;
     g_free(vq->used_elems);
     vq->used_elems = NULL;
+    virtio_virtqueue_reset_region_cache(vq);
 }
 
 void virtio_del_queue(VirtIODevice *vdev, int n)

Can you confirm pls?



  parent reply	other threads:[~2020-01-05 12:22 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-26  4:36 [PATCH 0/2] Solve problem of hot removal of virtio-net-pci Yuri Benditovich
2019-12-26  4:36 ` [PATCH 1/2] virtio: reset region cache when on queue deletion Yuri Benditovich
2019-12-26  8:58   ` Jason Wang
2019-12-26  9:29     ` Yuri Benditovich
2020-01-01 23:50       ` Michael S. Tsirkin
2020-01-02  7:09         ` Yuri Benditovich
2020-01-05 11:39           ` Michael S. Tsirkin
2020-01-05 16:21             ` Yuri Benditovich
2020-01-06  9:10               ` Yuri Benditovich
2020-01-06  9:57                 ` Michael S. Tsirkin
2020-01-06 10:37                   ` Yuri Benditovich
2020-01-07 10:42                     ` Yuri Benditovich
2020-01-05 12:21   ` Michael S. Tsirkin [this message]
2020-01-05 16:14     ` Yuri Benditovich
2019-12-26  4:36 ` [PATCH 2/2] virtio-net: delete also control queue when TX/RX deleted Yuri Benditovich
2020-01-01 23:43   ` Michael S. Tsirkin
2020-01-02  6:52     ` Yuri Benditovich

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200105071859-mutt-send-email-mst@kernel.org \
    --to=mst@redhat.com \
    --cc=jasowang@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=yan@daynix.com \
    --cc=yuri.benditovich@daynix.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).