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Commit 666ca3d8 authored by Ilia Mirkin's avatar Ilia Mirkin Committed by Ben Skeggs
Browse files

drm/nouveau/fifo/nv04: avoid ramht race against cookie insertion 



Signed-off-by: default avatarIlia Mirkin <imirkin@alum.mit.edu>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 47a66e45

drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c

+3 −0
Original line number Diff line number Diff line
@@ -37,7 +37,10 @@ nv04_fifo_dma_object_dtor(struct nvkm_fifo_chan *base, int cookie) 
{

	struct nv04_fifo_chan *chan = nv04_fifo_chan(base);

	struct nvkm_instmem *imem = chan->fifo->base.engine.subdev.device->imem;



	mutex_lock(&chan->fifo->base.engine.subdev.mutex);

	nvkm_ramht_remove(imem->ramht, cookie);

	mutex_unlock(&chan->fifo->base.engine.subdev.mutex);

}



static int