diff mbox series

[30/54] x86: convert to setup_initial_init_mm()

Message ID	20210708010903.oR_PTO5mt%akpm@linux-foundation.org (mailing list archive)
State	New
Headers	show Return-Path: <SRS0=OeGd=MA=kvack.org=owner-linux-mm@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D7BD661CDE Date: Wed, 07 Jul 2021 18:09:03 -0700 From: Andrew Morton <akpm@linux-foundation.org> To: akpm@linux-foundation.org, linux-mm@kvack.org, mingo@redhat.com, mm-commits@vger.kernel.org, tglx@linutronix.de, torvalds@linux-foundation.org, wangkefeng.wang@huawei.com Subject: [patch 30/54] x86: convert to setup_initial_init_mm() Message-ID: <20210708010903.oR_PTO5mt%akpm@linux-foundation.org> In-Reply-To: <20210707175950.eceddb86c6c555555d4730e2@linux-foundation.org> User-Agent: s-nail v14.8.16 Sender: owner-linux-mm@kvack.org Precedence: bulk
Series	[01/54] lib/test: fix spelling mistakes \| expand [01/54] lib/test: fix spelling mistakes [02/54] lib: fix spelling mistakes [03/54] lib: fix spelling mistakes in header files [04/54] hexagon: handle {,SOFT}IRQENTRY_TEXT in linker script [05/54] hexagon: use common DISCARDS macro [06/54] hexagon: select ARCH_WANT_LD_ORPHAN_WARN [07/54] mm/slub: use stackdepot to save stack trace in objects [08/54] mmap: make mlock_future_check() global [09/54] riscv/Kconfig: make direct map manipulation options depend on MMU [10/54] set_memory: allow querying whether set_direct_map_() is actually enabled [11/54] mm: introduce memfd_secret system call to create "secret" memory areas [12/54] PM: hibernate: disable when there are active secretmem users [13/54] arch, mm: wire up memfd_secret system call where relevant [14/54] secretmem: test: add basic selftest for memfd_secret(2) [15/54] mm: fix spelling mistakes in header files [16/54] mm: add setup_initial_init_mm() helper [17/54] arc: convert to setup_initial_init_mm() [18/54] arm: convert to setup_initial_init_mm() [19/54] arm64: convert to setup_initial_init_mm() [20/54] csky: convert to setup_initial_init_mm() [21/54] h8300: convert to setup_initial_init_mm() [22/54] m68k: convert to setup_initial_init_mm() [23/54] nds32: convert to setup_initial_init_mm() [24/54] nios2: convert to setup_initial_init_mm() [25/54] openrisc: convert to setup_initial_init_mm() [26/54] powerpc: convert to setup_initial_init_mm() [27/54] riscv: convert to setup_initial_init_mm() [28/54] s390: convert to setup_initial_init_mm() [29/54] sh: convert to setup_initial_init_mm() [30/54] x86: convert to setup_initial_init_mm() [31/54] buildid: only consider GNU notes for build ID parsing [32/54] buildid: add API to parse build ID out of buffer [33/54] buildid: stash away kernels build ID on init [34/54] dump_stack: add vmlinux build ID to stack traces [35/54] module: add printk formats to add module build ID to stacktraces [36/54] arm64: stacktrace: use %pSb for backtrace printing [37/54] x86/dumpstack: use %pSb/%pBb for backtrace printing [38/54] scripts/decode_stacktrace.sh: support debuginfod [39/54] scripts/decode_stacktrace.sh: silence stderr messages from addr2line/nm [40/54] scripts/decode_stacktrace.sh: indicate 'auto' can be used for base path [41/54] buildid: mark some arguments const [42/54] buildid: fix kernel-doc notation [43/54] kdump: use vmlinux_build_id to simplify [44/54] mm: rename pud_page_vaddr to pud_pgtable and make it return pmd_t [45/54] mm: rename p4d_page_vaddr to p4d_pgtable and make it return pud_t * [46/54] selftest/mremap_test: update the test to handle pagesize other than 4K [47/54] selftest/mremap_test: avoid crash with static build [48/54] mm/mremap: convert huge PUD move to separate helper [49/54] mm/mremap: don't enable optimized PUD move if page table levels is 2 [50/54] mm/mremap: use pmd/pud_poplulate to update page table entries [51/54] mm/mremap: hold the rmap lock in write mode when moving page table entries. [52/54] mm/mremap: allow arch runtime override [53/54] powerpc/book3s64/mm: update flush_tlb_range to flush page walk cache [54/54] powerpc/mm: enable HAVE_MOVE_PMD support

Commit Message

Andrew Morton July 8, 2021, 1:09 a.m. UTC

From: Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: x86: convert to setup_initial_init_mm()

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>
---

 arch/x86/kernel/setup.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff mbox series

Patch

--- a/arch/x86/kernel/setup.c~x86-convert-to-setup_initial_init_mm
+++ a/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;