[PATCH 20/29] asm-generic: add a flush_icache_user_range stub

From: Christoph Hellwig
Date: Fri May 15 2020 - 10:38:09 EST


Define flush_icache_user_range to flush_icache_range unless the
architecture provides its own implementation.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
include/asm-generic/cacheflush.h | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h
index 2c9686fefb715..907fa5d164944 100644
--- a/include/asm-generic/cacheflush.h
+++ b/include/asm-generic/cacheflush.h
@@ -66,6 +66,10 @@ static inline void flush_icache_range(unsigned long start, unsigned long end)
}
#endif

+#ifndef flush_icache_user_range
+#define flush_icache_user_range flush_icache_range
+#endif
+
#ifndef flush_icache_page
static inline void flush_icache_page(struct vm_area_struct *vma,
struct page *page)
--
2.26.2