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authorChristoph Hellwig <hch@lst.de>2020-06-08 07:42:32 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-08 21:05:58 +0300
commit70cd3444c17d80d227c9c6ff2287f10b7114e479 (patch)
tree5d9d22d0752bfd0a00b564e27d6ca05ec8a9466c
parent952ec41c44a4e9802f2c991912c117d2347832af (diff)
downloadlinux-70cd3444c17d80d227c9c6ff2287f10b7114e479.tar.xz
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.h2
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 { \