commit
64068853bc77786d1a28abb4087d6a3e93aedbe2 upstream.
DMA buffer descriptors aren't allocated from atomic context, so they
can use the less heavyweigth GFP_NOWAIT.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
int ret = 0;
desc->bd = dma_zalloc_coherent(NULL, bd_size, &desc->bd_phys,
- GFP_ATOMIC);
+ GFP_NOWAIT);
if (!desc->bd) {
ret = -ENOMEM;
goto out;