kernel.git/arch/x86/kernel/preempt.S, branch linux-3.15.yHosts the 0x221E linux distro kernel.
https://git.0xinfinity.dev/distro/kernel.git/atom?h=linux-3.15.y2013-09-25T12:23:07Zsched, x86: Optimize the preempt_schedule() call2013-09-25T12:23:07ZPeter Zijlstra2013-08-14T12:51:00Zurn:sha1:1a338ac32ca630f67df25b4a16436cccc314e997
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>