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| author |   Ingo Molnar <mingo@elte.hu> | 2009-08-24 12:25:44 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-08-24 12:25:54 +0200 |
| commit | 5f9ece02401116b29eb04396b99ea092acb75dd8 (patch) | |
| tree | e10386e2dc63c275646b4eb0bed857da7bf86c6a /arch/s390/lib/delay.c | |
| parent | x86: Use printk_once() (diff) | |
| parent | Linux 2.6.31-rc7 (diff) | |
| download | linux-dev-5f9ece02401116b29eb04396b99ea092acb75dd8.tar.xz linux-dev-5f9ece02401116b29eb04396b99ea092acb75dd8.zip | |
Merge commit 'v2.6.31-rc7' into x86/cleanups
Merge reason: we were on -rc1 before - go up to -rc7
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/s390/lib/delay.c')
| -rw-r--r-- | arch/s390/lib/delay.c | 2 |
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); |