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authorRalf Baechle <ralf@linux-mips.org>2013-09-04 19:18:07 +0200
committerRalf Baechle <ralf@linux-mips.org>2013-09-04 19:18:07 +0200
commit4d854194f3e60d56d68e82a934d5613c42c1273b (patch)
tree685c39d2c4452f9208240833b13c25e97c2a2c1f /arch/mips/mm
parentMIPS: Add driver for the built-in PCI controller of the RT3883 SoC (diff)
parentMIPS: powertv: Drop BOOTLOADER_DRIVER Kconfig symbol (diff)
downloadlinux-4d854194f3e60d56d68e82a934d5613c42c1273b.tar.xz
linux-4d854194f3e60d56d68e82a934d5613c42c1273b.zip
Merge branch '3.11-fixes' into mips-for-linux-next
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/gup.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c
index d4ea5c9c4a93..06ce17c2a905 100644
--- a/arch/mips/mm/gup.c
+++ b/arch/mips/mm/gup.c
@@ -12,6 +12,7 @@
#include <linux/swap.h>
#include <linux/hugetlb.h>
+#include <asm/cpu-features.h>
#include <asm/pgtable.h>
static inline pte_t gup_get_pte(pte_t *ptep)
@@ -273,7 +274,7 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write,
len = (unsigned long) nr_pages << PAGE_SHIFT;
end = start + len;
- if (end < start)
+ if (end < start || cpu_has_dc_aliases)
goto slow_irqon;
/* XXX: batch / limit 'nr' */