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x86: Rename __{start,end}_init_task to __{start,end}_init_stack

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The stack of a task has been separated from the memory of a task_struct
struture for a long time on x86, as a result __{start,end}_init_task no
longer mark the start and end of the init_task structure, but its stack
only.

Rename __{start,end}_init_task to __{start,end}_init_stack.

Note other architectures are not affected because __{start,end}_init_task
are used on x86 only.

Signed-off-by: Xin Li (Intel) <xin@zytor.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Juergen Gross <jgross@suse.com>
Link: https://lore.kernel.org/r/20240322081616.3346181-1-xin@zytor.com
This commit is contained in:
Xin Li (Intel) 2024-03-22 01:16:16 -07:00 committed by Ingo Molnar
parent 2cb16181a1
commit 8f69cba096
2 changed files with 4 additions and 4 deletions
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2
arch/x86/kernel/vmlinux.lds.S
View File

@ -173,7 +173,7 @@ SECTIONS
INIT_TASK_DATA(THREAD_SIZE)
/* equivalent to task_pt_regs(&init_task) */
__top_init_kernel_stack = __end_init_task - TOP_OF_KERNEL_STACK_PADDING - PTREGS_SIZE;
__top_init_kernel_stack = __end_init_stack - TOP_OF_KERNEL_STACK_PADDING - PTREGS_SIZE;
#ifdef CONFIG_X86_32
/* 32 bit has nosave before _edata */

6
include/asm-generic/vmlinux.lds.h
View File

@ -399,13 +399,13 @@
#define INIT_TASK_DATA(align) \
. = ALIGN(align); \
__start_init_task = .; \
__start_init_stack = .; \
init_thread_union = .; \
init_stack = .; \
KEEP(*(.data..init_task)) \
KEEP(*(.data..init_thread_info)) \
. = __start_init_task + THREAD_SIZE; \
__end_init_task = .;
. = __start_init_stack + THREAD_SIZE; \
__end_init_stack = .;
#define JUMP_TABLE_DATA \
. = ALIGN(8); \