On Thu, May 3, 2018 at 8:00 AM, Daniel Mack <daniel@xxxxxxxxxx> wrote:
> This regression stems from 0e08270a1f01 ("drm/msm: Separate locking of
> buffer resources from struct_mutex").
>
> Signed-off-by: Daniel Mack <daniel@xxxxxxxxxx>
> Cc: Sushmita Susheelendra <ssusheel@xxxxxxxxxxxxxx>
> Cc: Rob Clark <rclark@xxxxxxxxxx>
> Fixes: 0e08270a1f01 ("drm/msm: Separate locking of buffer resources from struct_mutex")
> ---
> I'm resending these two patches as I got no reply last time.
I've applied these two to msm-next. Sorry I missed them before...
for some reason they don't seem to show up in the dri-devel
patchworks[1]
BR,
-R
[1] https://patchwork.freedesktop.org/project/dri-devel/series/
>
> drivers/gpu/drm/msm/dsi/dsi_host.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
> index 0f7324a686ca..27637d8a99ff 100644
> --- a/drivers/gpu/drm/msm/dsi/dsi_host.c
> +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
> @@ -994,7 +994,6 @@ static int dsi_tx_buf_alloc(struct msm_dsi_host *msm_host, int size)
>
> ret = msm_gem_get_iova(msm_host->tx_gem_obj,
> priv->kms->aspace, &iova);
> - mutex_unlock(&dev->struct_mutex);
> if (ret) {
> pr_err("%s: failed to get iova, %d\n", __func__, ret);
> return ret;
> --
> 2.14.3
>
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