linux-kernel - [PATCH] fix brd allocation flags

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Message-Id: <1208466847.8398.4.camel@elijah.suse.cz>
Date:	Thu, 17 Apr 2008 23:14:07 +0200
From:	Petr Tesarik <ptesarik@...e.cz>
To:	Nick Piggin <npiggin@...e.de>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] fix brd allocation flags

Hello,

while looking at the implementation of the Ram backed block device
driver, I stumbled across a write-only local variable, which makes
little sense, so I assume it should actually work like this:

Signed-off-by: Petr Tesarik <ptesarik@...e.cz>

diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index 8536480..7bd7663 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -108,7 +108,7 @@ static struct page *brd_insert_page(struct brd_device *brd, sector_t sector)
 #ifndef CONFIG_BLK_DEV_XIP
 	gfp_flags |= __GFP_HIGHMEM;
 #endif
-	page = alloc_page(GFP_NOIO | __GFP_HIGHMEM | __GFP_ZERO);
+	page = alloc_page(gfp_flags);
 	if (!page)
 		return NULL;
 

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