From: Stefan Haberland <stefan.haberland@de.ibm.com>
Date: Thu, 17 Apr 2008 05:46:04 +0000 (+0200)
Subject: [S390] dasd: use GFP_DMA for fba private data allocation
X-Git-Tag: v2.6.26-rc1~1158^2~27
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=00966c0a5b00bc0afdc0bd0446adec271f8b098b;p=linux-2.6

[S390] dasd: use GFP_DMA for fba private data allocation

allocating dasd_fba_private without GFP_DMA results in IO error
during read device characteristics of a FBA disk

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
---

diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c
index d13ea05089..116611583d 100644
--- a/drivers/s390/block/dasd_fba.c
+++ b/drivers/s390/block/dasd_fba.c
@@ -125,7 +125,8 @@ dasd_fba_check_characteristics(struct dasd_device *device)
 
 	private = (struct dasd_fba_private *) device->private;
 	if (private == NULL) {
-		private = kzalloc(sizeof(struct dasd_fba_private), GFP_KERNEL);
+		private = kzalloc(sizeof(struct dasd_fba_private),
+				  GFP_KERNEL | GFP_DMA);
 		if (private == NULL) {
 			DEV_MESSAGE(KERN_WARNING, device, "%s",
 				    "memory allocation failed for private "