Linux - Linux kernel mainline tree

	Commit message (Collapse)	Author	Age	Files	Lines
*	s390/vdso: optimize getcpu system call	Martin Schwidefsky	2016-01-11	1	-0/+43
	Add the CPU number to the per-cpu vdso data page and add the __kernel_getcpu function to the vdso object to retrieve the CPU number in user space. Suggested-by: Heiko Carstens <heiko.carstens@de.ibm.com> Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>