Commit 9ceed998 authored by Heiko Carstens's avatar Heiko Carstens
Browse files

s390/irq: select HAVE_IRQ_EXIT_ON_IRQ_STACK 



irq_exit() is always called on async stack. Therefore select
HAVE_IRQ_EXIT_ON_IRQ_STACK and get a tiny optimization in
invoke_softirq().

Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent dd6cfe55

arch/s390/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -153,6 +153,7 @@ config S390 
	select HAVE_FUTEX_CMPXCHG if FUTEX

	select HAVE_GCC_PLUGINS

	select HAVE_GENERIC_VDSO

	select HAVE_IRQ_EXIT_ON_IRQ_STACK

	select HAVE_KERNEL_BZIP2

	select HAVE_KERNEL_GZIP

	select HAVE_KERNEL_LZ4