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| author | Gerd Hoffmann <kraxel@redhat.com> | 2018-04-03 11:59:04 +0200 |
|---|---|---|
| committer | Sean Paul <seanpaul@chromium.org> | 2018-04-25 15:03:13 -0400 |
| commit | d02d270014f70dcab0117776b81a37b6fca745ae (patch) | |
| tree | 66df1e84cb2f96ef2a79bde51c615b0cf35d0032 /drivers/pinctrl/pinctrl-lantiq.c | |
| parent | 7a31805ba28c93f80cf874492e2f21da80851a9f (diff) | |
| download | op-kernel-dev-d02d270014f70dcab0117776b81a37b6fca745ae.zip op-kernel-dev-d02d270014f70dcab0117776b81a37b6fca745ae.tar.gz | |
drm/virtio: fix vq wait_event condition
Wait until we have enough space in the virt queue to actually queue up
our request. Avoids the guest spinning in case we have a non-zero
amount of free entries but not enough for the request.
Cc: stable@vger.kernel.org
Reported-by: Alain Magloire <amagloire@blackberry.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20180403095904.11152-1-kraxel@redhat.com
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-lantiq.c')
0 files changed, 0 insertions, 0 deletions
