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sh: implement flush_icache_user_range

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

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Link: http://lkml.kernel.org/r/20200515143646.3857579-22-hch@lst.de
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Hellwig 2020-06-07 21:42:28 -07:00 committed by Linus Torvalds
parent 1268c33382
commit 952ec41c44
1 changed files with 1 additions and 0 deletions
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arch/sh/include/asm/cacheflush.h
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@ -46,6 +46,7 @@ extern void flush_cache_range(struct vm_area_struct *vma,
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
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);