From: davidriley@chromium.org
To: dri-devel@lists.freedesktop.org,
virtualization@lists.linux-foundation.org
Cc: David Airlie <airlied@linux.ie>,
Gerd Hoffmann <kraxel@redhat.com>,
Daniel Vetter <daniel@ffwll.ch>,
linux-kernel@vger.kernel.org,
David Riley <davidriley@chromium.org>
Subject: [PATCH 2/4] drm/virtio: Wake up all waiters when capset response comes in.
Date: Wed, 5 Jun 2019 16:44:21 -0700 [thread overview]
Message-ID: <20190605234423.11348-2-davidriley@chromium.org> (raw)
In-Reply-To: <20190605234423.11348-1-davidriley@chromium.org>
From: David Riley <davidriley@chromium.org>
If multiple callers occur simultaneously, wake them all up.
Signed-off-by: David Riley <davidriley@chromium.org>
---
drivers/gpu/drm/virtio/virtgpu_vq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index e62fe24b1a2e..da71568adb9a 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -588,7 +588,7 @@ static void virtio_gpu_cmd_capset_cb(struct virtio_gpu_device *vgdev,
}
}
spin_unlock(&vgdev->display_info_lock);
- wake_up(&vgdev->resp_wq);
+ wake_up_all(&vgdev->resp_wq);
}
static int virtio_get_edid_block(void *data, u8 *buf,
--
2.22.0.rc1.311.g5d7573a151-goog
next prev parent reply other threads:[~2019-06-05 23:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-05 23:44 [PATCH 1/4] drm/virtio: Ensure cached capset entries are valid before copying davidriley
2019-06-05 23:44 ` davidriley [this message]
2019-06-05 23:44 ` [PATCH 3/4] drm/virtio: Fix cache entry creation race davidriley
2019-06-05 23:44 ` [PATCH 4/4] drm/virtio: Add memory barriers for capset cache davidriley
2019-06-06 7:41 ` Gerd Hoffmann
2019-06-10 21:18 ` [PATCH v2 0/4] drm/virtio: Ensure cached capset entries are valid before copying davidriley
2019-06-10 21:18 ` [PATCH v2 1/4] " davidriley
2019-06-10 21:18 ` [PATCH v2 2/4] drm/virtio: Wake up all waiters when capset response comes in davidriley
2019-06-10 21:18 ` [PATCH v2 3/4] drm/virtio: Fix cache entry creation race davidriley
2019-06-10 21:18 ` [PATCH v2 4/4] drm/virtio: Add memory barriers for capset cache davidriley
2019-06-13 6:59 ` Gerd Hoffmann
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