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evie/android_kernel_oneplus_msm8998

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sched, x86: Optimize the preempt_schedule() call Remove the bloat of the C calling convention out of the preempt_enable() sites by creating an ASM wrapper which allows us to do an asm("call ___preempt_schedule") instead. calling.h bits by Andi Kleen Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/n/tip-tk7xdi1cvvxewixzke8t8le1@git.kernel.org [ Fixed build error. ] Signed-off-by: Ingo Molnar <mingo@kernel.org> 2013-08-14 14:51:00 +02:00
			`#include <linux/linkage.h>`
			`#include <asm/dwarf2.h>`
			`#include <asm/asm.h>`
			`#include <asm/calling.h>`

			`ENTRY(___preempt_schedule)`
			`CFI_STARTPROC`
			`SAVE_ALL`
			`call preempt_schedule`
			`RESTORE_ALL`
			`ret`
			`CFI_ENDPROC`

			`#ifdef CONFIG_CONTEXT_TRACKING`

			`ENTRY(___preempt_schedule_context)`
			`CFI_STARTPROC`
			`SAVE_ALL`
			`call preempt_schedule_context`
			`RESTORE_ALL`
			`ret`
			`CFI_ENDPROC`

			`#endif`