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| author | Christoph Hellwig <hch@lst.de> | 2020-06-07 21:42:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-08 11:05:58 -0700 |
| commit | 70cd3444c17d80d227c9c6ff2287f10b7114e479 (patch) | |
| tree | 5d9d22d0752bfd0a00b564e27d6ca05ec8a9466c | |
| parent | 952ec41c44a4e9802f2c991912c117d2347832af (diff) | |
| download | lwn-70cd3444c17d80d227c9c6ff2287f10b7114e479.tar.gz lwn-70cd3444c17d80d227c9c6ff2287f10b7114e479.zip | |
xtensa: implement flush_icache_user_range
The Xtensa implementation of flush_icache_range seems to be able to cope
with user addresses. Just define flush_icache_user_range to
flush_icache_range.
[jcmvbkbc@gmail.com: fix flush_icache_user_range in noMMU configs]
Link: http://lkml.kernel.org/r/20200525221556.4270-1-jcmvbkbc@gmail.com
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Chris Zankel <chris@zankel.net>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Link: http://lkml.kernel.org/r/20200515143646.3857579-23-hch@lst.de
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/xtensa/include/asm/cacheflush.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/xtensa/include/asm/cacheflush.h b/arch/xtensa/include/asm/cacheflush.h index a0d50be5a8cb..cf907e5bf2f2 100644 --- a/arch/xtensa/include/asm/cacheflush.h +++ b/arch/xtensa/include/asm/cacheflush.h @@ -145,6 +145,8 @@ void local_flush_cache_page(struct vm_area_struct *vma, #endif +#define flush_icache_user_range flush_icache_range + /* Ensure consistency between data and instruction cache. */ #define local_flush_icache_range(start, end) \ do { \ |