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task_stack.h: remove obsolete __HAVE_ARCH_KSTACK_END check 

Remove __HAVE_ARCH_KSTACK_END as it has been obsolete since removal of
metag architecture in v4.17.

Link: https://lkml.kernel.org/r/20250403-kstack-end-v1-1-7798e71f34d1@linaro.org
Signed-off-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Link: https://lore.kernel.org/20240311164638.2015063-2-pasha.tatashin@soleen.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Pasha Tatashin 2025-04-03 14:33:03 +02:00 committed by Andrew Morton
parent 247021624a
commit db80bd2cea
1 changed files with 0 additions and 2 deletions
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2
include/linux/sched/task_stack.h
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@ -106,7 +106,6 @@ static inline unsigned long stack_not_used(struct task_struct *p)
#endif #endif
extern void set_task_stack_end_magic(struct task_struct *tsk); extern void set_task_stack_end_magic(struct task_struct *tsk);
#ifndef __HAVE_ARCH_KSTACK_END
static inline int kstack_end(void *addr) static inline int kstack_end(void *addr)
{ {
/* Reliable end of stack detection: /* Reliable end of stack detection:
@ -114,6 +113,5 @@ static inline int kstack_end(void *addr)
*/ */
return !(((unsigned long)addr+sizeof(void*)-1) & (THREAD_SIZE-sizeof(void*))); return !(((unsigned long)addr+sizeof(void*)-1) & (THREAD_SIZE-sizeof(void*)));
} }
#endif
#endif /* _LINUX_SCHED_TASK_STACK_H */ #endif /* _LINUX_SCHED_TASK_STACK_H */