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| author | Thomas Gleixner | 2017-06-04 15:21:52 +0200 |
|---|---|---|
| committer | Thomas Gleixner | 2017-06-04 15:21:52 +0200 |
| commit | 978267b6430c07d62cb38f83e058a3132c52eca1 (patch) | |
| tree | 1a744c8230cd5a72adc363ca93458a748c664abe /drivers/gpu/drm/msm/msm_gem.c | |
| parent | signal: Remove non-uapi <asm/siginfo.h> (diff) | |
| parent | alarmtimer: Rate limit periodic intervals (diff) | |
| download | kernel-qcow2-linux-978267b6430c07d62cb38f83e058a3132c52eca1.tar.gz kernel-qcow2-linux-978267b6430c07d62cb38f83e058a3132c52eca1.tar.xz kernel-qcow2-linux-978267b6430c07d62cb38f83e058a3132c52eca1.zip | |
Merge branch 'timers/urgent' into WIP.timers
Pick up urgent fixes to avoid conflicts.
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 68e509b3b9e4..50289a23baf8 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -758,6 +758,8 @@ static int msm_gem_new_impl(struct drm_device *dev, struct msm_gem_object *msm_obj; bool use_vram = false; + WARN_ON(!mutex_is_locked(&dev->struct_mutex)); + switch (flags & MSM_BO_CACHE_MASK) { case MSM_BO_UNCACHED: case MSM_BO_CACHED: @@ -853,7 +855,11 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev, size = PAGE_ALIGN(dmabuf->size); + /* Take mutex so we can modify the inactive list in msm_gem_new_impl */ + mutex_lock(&dev->struct_mutex); ret = msm_gem_new_impl(dev, size, MSM_BO_WC, dmabuf->resv, &obj); + mutex_unlock(&dev->struct_mutex); + if (ret) goto fail; |