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authorJames Morris <jmorris@namei.org>2009-07-14 00:30:40 +1000
committerJames Morris <jmorris@namei.org>2009-07-14 00:30:40 +1000
commit7d45ecafb6792ca68da9517969d37d910601845f (patch)
treea98b1074e5577e66a97963745f975404d0aac266 /arch/s390/lib/delay.c
parentbe940d6279c30a2d7c4e8d1d5435f957f594d66d (diff)
parent7638d5322bd89d49e013a03fe2afaeb6d214fabd (diff)
Merge branch 'master' into next
Conflicts: include/linux/personality.h Use Linus' version. Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'arch/s390/lib/delay.c')
-rw-r--r--arch/s390/lib/delay.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/lib/delay.c b/arch/s390/lib/delay.c
index 3f5f680726ed..97c1eca83cc2 100644
--- a/arch/s390/lib/delay.c
+++ b/arch/s390/lib/delay.c
@@ -36,9 +36,11 @@ static void __udelay_disabled(unsigned long usecs)
cr0 = (cr0_saved & 0xffff00e0) | 0x00000800;
__ctl_load(cr0 , 0, 0);
mask = psw_kernel_bits | PSW_MASK_WAIT | PSW_MASK_EXT;
+ lockdep_off();
trace_hardirqs_on();
__load_psw_mask(mask);
local_irq_disable();
+ lockdep_on();
__ctl_load(cr0_saved, 0, 0);
local_tick_enable(clock_saved);
set_clock_comparator(S390_lowcore.clock_comparator);