linux-kernel - [PATCH v3 1/4] Revert "dmaengine: imx-sdma: Use GFP

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Date:   Tue, 6 Nov 2018 03:40:25 +0000
From:   Robin Gong <yibin.gong@....com>
To:     "vkoul@...nel.org" <vkoul@...nel.org>,
        "l.stach@...gutronix.de" <l.stach@...gutronix.de>
CC:     "dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: [PATCH v3 1/4] Revert "dmaengine: imx-sdma: Use GFP_NOWAIT for dma
 allocations"

From: Lucas Stach <l.stach@...gutronix.de>

This reverts commit c1199875d327, as this depends on another commit
that is going to be reverted.

Signed-off-by: Lucas Stach <l.stach@...gutronix.de>
Signed-off-by: Robin Gong <yibin.gong@....com>
---
 drivers/dma/imx-sdma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index b4ec2d2..3bca5e0 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1194,8 +1194,8 @@ static int sdma_alloc_bd(struct sdma_desc *desc)
 {
 	int ret = 0;
 
-	desc->bd = dma_pool_alloc(desc->sdmac->bd_pool, GFP_NOWAIT,
-				  &desc->bd_phys);
+	desc->bd = dma_pool_alloc(desc->sdmac->bd_pool, GFP_ATOMIC,
+					&desc->bd_phys);
 	if (!desc->bd) {
 		ret = -ENOMEM;
 		goto out;
-- 
2.7.4