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x86: convert to setup_initial_init_mm()
author
Kefeng Wang
<wangkefeng.wang@huawei.com>
Thu, 8 Jul 2021 01:09:03 +0000
(18:09 -0700)
committer
Linus Torvalds
<torvalds@linux-foundation.org>
Thu, 8 Jul 2021 18:48:22 +0000
(11:48 -0700)
Use setup_initial_init_mm() helper to simplify code.
Link:
https://lkml.kernel.org/r/20210608083418.137226-16-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/x86/kernel/setup.c
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diff --git
a/arch/x86/kernel/setup.c
b/arch/x86/kernel/setup.c
index
9f1d921
..
bff3a78
100644
(file)
--- a/
arch/x86/kernel/setup.c
+++ b/
arch/x86/kernel/setup.c
@@
-847,10
+847,7
@@
void __init setup_arch(char **cmdline_p)
if (!boot_params.hdr.root_flags)
root_mountflags &= ~MS_RDONLY;
- init_mm.start_code = (unsigned long) _text;
- init_mm.end_code = (unsigned long) _etext;
- init_mm.end_data = (unsigned long) _edata;
- init_mm.brk = _brk_end;
+ setup_initial_init_mm(_text, _etext, _edata, (void *)_brk_end);
code_resource.start = __pa_symbol(_text);
code_resource.end = __pa_symbol(_etext)-1;