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authorChristoph Hellwig <hch@lst.de>2020-06-07 21:42:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-08 11:05:58 -0700
commit490741ab1beb9c9f6580e30c7cd91b17a7560369 (patch)
treeb4d9531ea81a428ea114f923d0289c98ace84d30 /arch
parenta75a2df68f87c4924c614204a85b29d82d5c7dc4 (diff)
downloadlinux-stericsson-490741ab1beb9c9f6580e30c7cd91b17a7560369.tar.gz
module: move the set_fs hack for flush_icache_range to m68k
flush_icache_range generally operates on kernel addresses, but for some reason m68k needed a set_fs override. Move that into the m68k code insted of keeping it in the module loader. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Jessica Yu <jeyu@kernel.org> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Song Liu <songliubraving@fb.com> Cc: Yonghong Song <yhs@fb.com> Link: http://lkml.kernel.org/r/20200515143646.3857579-30-hch@lst.de Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/m68k/mm/cache.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/m68k/mm/cache.c b/arch/m68k/mm/cache.c
index 7915be3a0971..5ecb3310e874 100644
--- a/arch/m68k/mm/cache.c
+++ b/arch/m68k/mm/cache.c
@@ -107,7 +107,11 @@ void flush_icache_user_range(unsigned long address, unsigned long endaddr)
void flush_icache_range(unsigned long address, unsigned long endaddr)
{
+ mm_segment_t old_fs = get_fs();
+
+ set_fs(KERNEL_DS);
flush_icache_user_range(address, endaddr);
+ set_fs(old_fs);
}
EXPORT_SYMBOL(flush_icache_range);