Messages in this thread Patch in this message | | | From | Nicolai Hähnle <> | Subject | [PATCH 01/11] drm/vgem: Use ww_mutex_(un)lock even with a NULL context | Date | Mon, 28 Nov 2016 13:20:02 +0100 |
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From: Nicolai Hähnle <Nicolai.Haehnle@amd.com>
Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Maarten Lankhorst <dev@mblankhorst.nl> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: dri-devel@lists.freedesktop.org Signed-off-by: Nicolai Hähnle <Nicolai.Haehnle@amd.com> --- drivers/gpu/drm/vgem/vgem_fence.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c index 488909a..e1d516f 100644 --- a/drivers/gpu/drm/vgem/vgem_fence.c +++ b/drivers/gpu/drm/vgem/vgem_fence.c @@ -191,12 +191,12 @@ int vgem_fence_attach_ioctl(struct drm_device *dev, /* Expose the fence via the dma-buf */ ret = 0; - mutex_lock(&resv->lock.base); + ww_mutex_lock(&resv->lock.base, NULL); if (arg->flags & VGEM_FENCE_WRITE) reservation_object_add_excl_fence(resv, fence); else if ((ret = reservation_object_reserve_shared(resv)) == 0) reservation_object_add_shared_fence(resv, fence); - mutex_unlock(&resv->lock.base); + ww_mutex_unlock(&resv->lock.base); /* Record the fence in our idr for later signaling */ if (ret == 0) { -- 2.7.4
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