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sh-use-common-threadinfo-allocator

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The core now has a threadinfo allocator which uses a kmemcache when
THREAD_SIZE < PAGE_SIZE.

Deal with the xstate cleanup in the new arch_release_task_struct()
function.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Paul Mundt <lethal@linux-sh.org>
Link: http://lkml.kernel.org/r/20120505150142.189348931@linutronix.de
This commit is contained in:
Thomas Gleixner
2012-05-05 15:05:46 +00:00
parent c03a6a7ba6
commit df9a7b9b5d
2 changed files with 3 additions and 53 deletions
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10
arch/sh/include/asm/thread_info.h
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@@ -88,21 +88,13 @@ static inline struct thread_info *current_thread_info(void)
return ti;
}
/* thread information allocation */
#if THREAD_SHIFT >= PAGE_SHIFT
#define THREAD_SIZE_ORDER (THREAD_SHIFT - PAGE_SHIFT)
#endif
extern struct thread_info *alloc_thread_info_node(struct task_struct *tsk, int node);
extern void free_thread_info(struct thread_info *ti);
extern void arch_task_cache_init(void);
extern int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src);
extern void arch_release_task_struct(struct task_struct *tsk);
extern void init_thread_xstate(void);
#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
#endif /* __ASSEMBLY__ */
/*