From: Tudor Ambarus <tudor.ambarus@microchip.com>
Date: Thu, 23 Jan 2020 14:03:15 +0000 (+0000)
Subject: dmaengine: at_xdmac: GFP_KERNEL for user that can sleep
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8592f2c81ebc494017d574fd8b731be44087a2e9;p=linux.git

dmaengine: at_xdmac: GFP_KERNEL for user that can sleep

device_alloc_chan_resources can sleep, use GFP_KERNEL flag.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Link: https://lore.kernel.org/r/20200123140237.125799-9-tudor.ambarus@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index 8fb01bc90ba79..31321da69ae68 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -1834,7 +1834,7 @@ static int at_xdmac_alloc_chan_resources(struct dma_chan *chan)
 	}
 
 	for (i = 0; i < init_nr_desc_per_channel; i++) {
-		desc = at_xdmac_alloc_desc(chan, GFP_ATOMIC);
+		desc = at_xdmac_alloc_desc(chan, GFP_KERNEL);
 		if (!desc) {
 			dev_warn(chan2dev(chan),
 				"only %d descriptors have been allocated\n", i);