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authorTony Lindgren <tony@atomide.com>2010-03-02 01:19:05 +0300
committerTony Lindgren <tony@atomide.com>2010-03-02 01:19:05 +0300
commitd702d12167a2c05a346f49aac7a311d597762495 (patch)
treebaae42c299cce34d6df24b5d01f8b1d0b481bd9a /arch/parisc/include/asm/cacheflush.h
parent9418c65f9bd861d0f7e39aab9cfb3aa6f2275d11 (diff)
parentac0f6f927db539e03e1f3f61bcd4ed57d5cde7a9 (diff)
downloadlinux-d702d12167a2c05a346f49aac7a311d597762495.tar.xz
Merge with mainline to remove plat-omap/Kconfig conflict
Conflicts: arch/arm/plat-omap/Kconfig
Diffstat (limited to 'arch/parisc/include/asm/cacheflush.h')
-rw-r--r--arch/parisc/include/asm/cacheflush.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index 7a73b615c23d..477277739da5 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -38,6 +38,18 @@ void flush_cache_mm(struct mm_struct *mm);
#define flush_kernel_dcache_range(start,size) \
flush_kernel_dcache_range_asm((start), (start)+(size));
+/* vmap range flushes and invalidates. Architecturally, we don't need
+ * the invalidate, because the CPU should refuse to speculate once an
+ * area has been flushed, so invalidate is left empty */
+static inline void flush_kernel_vmap_range(void *vaddr, int size)
+{
+ unsigned long start = (unsigned long)vaddr;
+
+ flush_kernel_dcache_range_asm(start, start + size);
+}
+static inline void invalidate_kernel_vmap_range(void *vaddr, int size)
+{
+}
#define flush_cache_vmap(start, end) flush_cache_all()
#define flush_cache_vunmap(start, end) flush_cache_all()