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| author | Christoph Hellwig <hch@lst.de> | 2020-06-08 06:42:52 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-08 20:05:58 +0200 |
| commit | 490741ab1beb9c9f6580e30c7cd91b17a7560369 (patch) | |
| tree | b4d9531ea81a428ea114f923d0289c98ace84d30 /kernel/module.c | |
| parent | nommu: use flush_icache_user_range in brk and mmap (diff) | |
| download | linux-490741ab1beb9c9f6580e30c7cd91b17a7560369.tar.xz linux-490741ab1beb9c9f6580e30c7cd91b17a7560369.zip | |
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 'kernel/module.c')
| -rw-r--r-- | kernel/module.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/kernel/module.c b/kernel/module.c index ef400c389f49..e8a198588f26 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -3344,12 +3344,6 @@ static int check_module_license_and_versions(struct module *mod) static void flush_module_icache(const struct module *mod) { - mm_segment_t old_fs; - - /* flush the icache in correct context */ - old_fs = get_fs(); - set_fs(KERNEL_DS); - /* * Flush the instruction cache, since we've played with text. * Do it before processing of module parameters, so the module @@ -3361,8 +3355,6 @@ static void flush_module_icache(const struct module *mod) + mod->init_layout.size); flush_icache_range((unsigned long)mod->core_layout.base, (unsigned long)mod->core_layout.base + mod->core_layout.size); - - set_fs(old_fs); } int __weak module_frob_arch_sections(Elf_Ehdr *hdr, |