linux-kernel - [PATCH] scsi: wd719x Replace GFP_KERNEL with GFP_ATOMIC in wd719x_chip

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Date:   Mon, 14 Jan 2019 23:24:49 +0800
From:   wangbo <wdjjwb@....com>
To:     linux-kernel@...r.kernel.org
Cc:     martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
        wang.bo116@....com.cn, wangbo <wdjjwb@....com>
Subject: [PATCH] scsi: wd719x Replace GFP_KERNEL with GFP_ATOMIC in wd719x_chip_init

wd719x_host_reset get spinlock first then call wd719x_chip_init,
so replace GFP_KERNEL with GFP_ATOMIC in wd719x_chip_init.

Signed-off-by: wangbo <wang.bo116@....com.cn>
---
 drivers/scsi/wd719x.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/wd719x.c b/drivers/scsi/wd719x.c
index e3310e9..7b1b645 100644
--- a/drivers/scsi/wd719x.c
+++ b/drivers/scsi/wd719x.c
@@ -318,7 +318,7 @@ static int wd719x_chip_init(struct wd719x *wd)
 
 	if (!wd->fw_virt)
 		wd->fw_virt = dma_alloc_coherent(&wd->pdev->dev, wd->fw_size,
-						 &wd->fw_phys, GFP_KERNEL);
+						 &wd->fw_phys, GFP_ATOMIC);
 	if (!wd->fw_virt) {
 		ret = -ENOMEM;
 		goto wd719x_init_end;
-- 
2.7.4