Commit 7af0d6f7 authored Dec 04, 2007 by Heiko Carstens Committed by Martin Schwidefsky Dec 04, 2007

[S390] Make sure the restore psw masks are initialized.



In case of TRACE_IRQFLAGS the restore psw masks will not be
initialized if noexec is turned on. This will lead to an
immediate system crash.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent ab1809b4

arch/s390/kernel/setup.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -486,9 +486,7 @@ static void setup_addressing_mode(void)
		if (s390_noexec) {
		printk("S390 execute protection active, ");
		set_amode_and_uaccess(PSW_ASC_SECONDARY, PSW32_ASC_SECONDARY);
		return;
		}
		if (switch_amode) {
		} else if (switch_amode) {
		printk("S390 address spaces switched, ");
		set_amode_and_uaccess(PSW_ASC_PRIMARY, PSW32_ASC_PRIMARY);
		}