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arm64: Remove assertion on CONFIG_VMAP_STACK 

CONFIG_VMAP_STACK is selected by arm64 arch unconditionly since commit
ef6861b8e6 ("arm64: Mandate VMAP_STACK").

Remove the redundant assertion and headers.

Signed-off-by: Dawei Li <dawei.li@linux.dev>
Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Dawei Li 2025-11-03 23:23:45 +08:00 committed by Catalin Marinas
parent 3a86608788
commit 4002068508
2 changed files with 0 additions and 8 deletions
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4
arch/arm64/include/asm/vmap_stack.h
View File

@ -3,9 +3,7 @@
#ifndef __ASM_VMAP_STACK_H
#define __ASM_VMAP_STACK_H
#include <linux/bug.h>
#include <linux/gfp.h>
#include <linux/kconfig.h>
#include <linux/vmalloc.h>
#include <linux/pgtable.h>
#include <asm/memory.h>
@ -19,8 +17,6 @@ static inline unsigned long *arch_alloc_vmap_stack(size_t stack_size, int node)
{
void *p;
BUILD_BUG_ON(!IS_ENABLED(CONFIG_VMAP_STACK));
p = __vmalloc_node(stack_size, THREAD_ALIGN, THREADINFO_GFP, node,
__builtin_return_address(0));
return kasan_reset_tag(p);

4
arch/arm64/kernel/sdei.c
View File

@ -63,8 +63,6 @@ static void free_sdei_stacks(void)
{
int cpu;
BUILD_BUG_ON(!IS_ENABLED(CONFIG_VMAP_STACK));
for_each_possible_cpu(cpu) {
_free_sdei_stack(&sdei_stack_normal_ptr, cpu);
_free_sdei_stack(&sdei_stack_critical_ptr, cpu);
@ -88,8 +86,6 @@ static int init_sdei_stacks(void)
int cpu;
int err = 0;
BUILD_BUG_ON(!IS_ENABLED(CONFIG_VMAP_STACK));
for_each_possible_cpu(cpu) {
err = _init_sdei_stack(&sdei_stack_normal_ptr, cpu);
if (err)