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Diffstat (limited to 'target/linux/brcm47xx/patches-4.1/300-fork_cacheflush.patch')
-rw-r--r--target/linux/brcm47xx/patches-4.1/300-fork_cacheflush.patch11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-4.1/300-fork_cacheflush.patch b/target/linux/brcm47xx/patches-4.1/300-fork_cacheflush.patch
new file mode 100644
index 0000000..0f79deb
--- /dev/null
+++ b/target/linux/brcm47xx/patches-4.1/300-fork_cacheflush.patch
@@ -0,0 +1,11 @@
+--- a/arch/mips/include/asm/cacheflush.h
++++ b/arch/mips/include/asm/cacheflush.h
+@@ -46,7 +46,7 @@
+ extern void (*flush_cache_all)(void);
+ extern void (*__flush_cache_all)(void);
+ extern void (*flush_cache_mm)(struct mm_struct *mm);
+-#define flush_cache_dup_mm(mm) do { (void) (mm); } while (0)
++#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
+ extern void (*flush_cache_range)(struct vm_area_struct *vma,
+ unsigned long start, unsigned long end);
+ extern void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, unsigned long pfn);