From 8c65da6dc89ccb605d73773b1dd617e72982d971 Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Sat, 30 Nov 2013 12:52:31 +0000
Subject: ARM: pgd allocation: retry on failure

Make pgd allocation retry on failure; we really need this to succeed
otherwise fork() can trigger OOMs.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mm/pgd.c b/arch/arm/mm/pgd.c
index 1046b37..2493795 100644
--- a/arch/arm/mm/pgd.c
+++ b/arch/arm/mm/pgd.c
@@ -23,7 +23,7 @@
 #define __pgd_alloc()	kmalloc(PTRS_PER_PGD * sizeof(pgd_t), GFP_KERNEL)
 #define __pgd_free(pgd)	kfree(pgd)
 #else
-#define __pgd_alloc()	(pgd_t *)__get_free_pages(GFP_KERNEL, 2)
+#define __pgd_alloc()	(pgd_t *)__get_free_pages(GFP_KERNEL | __GFP_REPEAT, 2)
 #define __pgd_free(pgd)	free_pages((unsigned long)pgd, 2)
 #endif
 
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