[PATCH v3 resend 15/15] x86: convert to setup_initial_init_mm()

From: Kefeng Wang
Date: Tue Jun 08 2021 - 04:26:31 EST


Use setup_initial_init_mm() helper to simplify code.

Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: x86@xxxxxxxxxx
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
arch/x86/kernel/setup.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 1e720626069a..7ca94d062c79 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -870,10 +870,7 @@ 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;
--
2.26.2