linux-kernel - [PATCH 4.19 083/118] Revert "dmaengine: imx-sdma: Use GFP

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Date:   Tue, 11 Dec 2018 16:41:42 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Lucas Stach <l.stach@...gutronix.de>,
        Robin Gong <yibin.gong@....com>, Vinod Koul <vkoul@...nel.org>
Subject: [PATCH 4.19 083/118] Revert "dmaengine: imx-sdma: Use GFP_NOWAIT for dma allocations"

4.19-stable review patch.  If anyone has any objections, please let me know.

------------------

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

commit c06abca69218ac42fa58d1ba7a7b0d9bab5f1b18 upstream.

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>
Cc: stable <stable@...r.kernel.org>
Signed-off-by: Vinod Koul <vkoul@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/dma/imx-sdma.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1194,8 +1194,8 @@ static int sdma_alloc_bd(struct sdma_des
 {
 	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;