diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2005-07-27 14:45:06 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-27 19:26:05 -0400 |
| commit | 8ffa7405afe0eaf34db6254160b734f084601f68 (patch) | |
| tree | 5d6199a0256137babe9bee3e5322779a19fb4ba0 /arch | |
| parent | f878e4367580f37327e68ce2c6861245077f0904 (diff) | |
[PATCH] s390: cpu timer reset in machine check handler
Fix wrong move direction of timer values for cpu accounting in case of a
machine check that indicates a broken cpu timer.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/kernel/entry.S | 6 | ||||
| -rw-r--r-- | arch/s390/kernel/entry64.S | 6 |
2 files changed, 6 insertions, 6 deletions
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 5b262b5d869f..1a271b16cb5c 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S | |||
| @@ -690,9 +690,9 @@ mcck_int_handler: | |||
| 690 | bo BASED(0f) | 690 | bo BASED(0f) |
| 691 | spt __LC_LAST_UPDATE_TIMER # revalidate cpu timer | 691 | spt __LC_LAST_UPDATE_TIMER # revalidate cpu timer |
| 692 | #ifdef CONFIG_VIRT_CPU_ACCOUNTING | 692 | #ifdef CONFIG_VIRT_CPU_ACCOUNTING |
| 693 | mvc __LC_LAST_UPDATE_TIMER(8),__LC_ASYNC_ENTER_TIMER | 693 | mvc __LC_ASYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER |
| 694 | mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER | 694 | mvc __LC_SYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER |
| 695 | mvc __LC_LAST_UPDATE_TIMER(8),__LC_EXIT_TIMER | 695 | mvc __LC_EXIT_TIMER(8),__LC_LAST_UPDATE_TIMER |
| 696 | 0: tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? | 696 | 0: tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? |
| 697 | bno BASED(mcck_no_vtime) # no -> skip cleanup critical | 697 | bno BASED(mcck_no_vtime) # no -> skip cleanup critical |
| 698 | tm __LC_MCK_OLD_PSW+1,0x01 # interrupting from user ? | 698 | tm __LC_MCK_OLD_PSW+1,0x01 # interrupting from user ? |
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 57ca75d0ad7f..d9f22915008c 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S | |||
| @@ -727,9 +727,9 @@ mcck_int_handler: | |||
| 727 | jo 0f | 727 | jo 0f |
| 728 | spt __LC_LAST_UPDATE_TIMER | 728 | spt __LC_LAST_UPDATE_TIMER |
| 729 | #ifdef CONFIG_VIRT_CPU_ACCOUNTING | 729 | #ifdef CONFIG_VIRT_CPU_ACCOUNTING |
| 730 | mvc __LC_LAST_UPDATE_TIMER(8),__LC_ASYNC_ENTER_TIMER | 730 | mvc __LC_ASYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER |
| 731 | mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER | 731 | mvc __LC_SYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER |
| 732 | mvc __LC_LAST_UPDATE_TIMER(8),__LC_EXIT_TIMER | 732 | mvc __LC_EXIT_TIMER(8),__LC_LAST_UPDATE_TIMER |
| 733 | 0: tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? | 733 | 0: tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? |
| 734 | jno mcck_no_vtime # no -> no timer update | 734 | jno mcck_no_vtime # no -> no timer update |
| 735 | tm __LC_MCK_OLD_PSW+1,0x01 # interrupting from user ? | 735 | tm __LC_MCK_OLD_PSW+1,0x01 # interrupting from user ? |