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x86: stackprotector.h misc update

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Impact: misc udpate

* wrap content with CONFIG_CC_STACK_PROTECTOR so that other arch files
  can include it directly

* add missing includes

This will help future changes.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Tejun Heo 2009-02-09 22:17:39 +09:00 committed by Ingo Molnar
parent 6cd61c0baa
commit 76397f72fb
1 changed files with 6 additions and 1 deletions
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7
arch/x86/include/asm/stackprotector.h
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@ -1,8 +1,12 @@
#ifndef _ASM_STACKPROTECTOR_H
#define _ASM_STACKPROTECTOR_H 1
#ifdef CONFIG_CC_STACKPROTECTOR
#include <asm/tsc.h>
#include <asm/processor.h>
#include <asm/percpu.h>
#include <linux/random.h>
/*
* Initialize the stackprotector canary value.
@ -35,4 +39,5 @@ static __always_inline void boot_init_stack_canary(void)
percpu_write(irq_stack_union.stack_canary, canary);
}
#endif
#endif /* CC_STACKPROTECTOR */
#endif /* _ASM_STACKPROTECTOR_H */