[S390] disable cpu measurement alerts on a dying cpu

The cpu measurement alerts that are used for instance by oprofile
for hardware sampling are not turned off on a cpu that is going
offline. Add the appropriate control register bit that should be
disabled to the list.

Signed-off-by: Jan Glauber <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>

diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 1d55c95f617c76d3f86784d34750395fb7573391..a6d85c0a7f209895c57015eb13964fe6673d2abc 100644 (file)
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -654,7 +654,8 @@ int __cpu_disable(void)
        /* disable all external interrupts */
        cr_parms.orvals[0] = 0;
        cr_parms.andvals[0] = ~(1 << 15 | 1 << 14 | 1 << 13 | 1 << 11 |
-                               1 << 10 | 1 <<  9 | 1 <<  6 | 1 <<  4);
+                               1 << 10 | 1 <<  9 | 1 <<  6 | 1 <<  5 |
+                               1 <<  4);
        /* disable all I/O interrupts */
        cr_parms.orvals[6] = 0;
        cr_parms.andvals[6] = ~(1 << 31 | 1 << 30 | 1 << 29 | 1 << 28 |