Commit 843a1ffa authored by Kefeng Wang's avatar Kefeng Wang Committed by Linus Torvalds
Browse files

powerpc/mm: use core_kernel_text() helper 

Use core_kernel_text() helper to simplify code, also drop etext, _stext,
_sinittext, _einittext declaration which already declared in section.h.

Link: https://lkml.kernel.org/r/20210930071143.63410-10-wangkefeng.wang@huawei.com


Signed-off-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: default avatarSergey Senozhatsky <senozhatsky@chromium.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Alexander Potapenko <glider@google.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Andrey Konovalov <andreyknvl@gmail.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Michal Simek <monstr@monstr.eu>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 808b6456

arch/powerpc/mm/pgtable_32.c

+2 −5
Original line number Diff line number Diff line
@@ -33,8 +33,6 @@ 


#include <mm/mmu_decl.h>



extern char etext[], _stext[], _sinittext[], _einittext[];



static u8 early_fixmap_pagetable[FIXMAP_PTE_SIZE] __page_aligned_data;



notrace void __init early_ioremap_init(void)
@@ -104,14 +102,13 @@ static void __init __mapin_ram_chunk(unsigned long offset, unsigned long top) 
{

	unsigned long v, s;

	phys_addr_t p;

	int ktext;

	bool ktext;



	s = offset;

	v = PAGE_OFFSET + s;

	p = memstart_addr + s;

	for (; s < top; s += PAGE_SIZE) {

		ktext = ((char *)v >= _stext && (char *)v < etext) ||

			((char *)v >= _sinittext && (char *)v < _einittext);

		ktext = core_kernel_text(v);

		map_kernel_page(v, p, ktext ? PAGE_KERNEL_TEXT : PAGE_KERNEL);

		v += PAGE_SIZE;

		p += PAGE_SIZE;