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Date:   Sun, 10 May 2020 09:55:02 +0200
From:   Christoph Hellwig <>
To:     Andrew Morton <>,
        Arnd Bergmann <>,
        Roman Zippel <>
Cc:     Jessica Yu <>, Michal Simek <>,,,,,,,,,,,,,,,,,,,
Subject: [PATCH 23/31] sh: implement flush_icache_user_range

The SuperH implementation of flush_icache_range seems to be able to
cope with user addresses.  Just define flush_icache_user_range to

Signed-off-by: Christoph Hellwig <>
 arch/sh/include/asm/cacheflush.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/sh/include/asm/cacheflush.h b/arch/sh/include/asm/cacheflush.h
index b932e42ef0284..fe7400079b97b 100644
--- a/arch/sh/include/asm/cacheflush.h
+++ b/arch/sh/include/asm/cacheflush.h
@@ -46,6 +46,7 @@ extern void flush_cache_range(struct vm_area_struct *vma,
 extern void flush_dcache_page(struct page *page);
 extern void flush_icache_range(unsigned long start, unsigned long end);
+#define flush_icache_user_range flush_icache_range
 extern void flush_icache_page(struct vm_area_struct *vma,
 				 struct page *page);
 extern void flush_cache_sigtramp(unsigned long address);

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