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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2005-07-27 11:45:06 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-27 16:26:05 -0700 |
| commit | 8ffa7405afe0eaf34db6254160b734f084601f68 (patch) | |
| tree | 5d6199a0256137babe9bee3e5322779a19fb4ba0 /arch/s390 | |
| parent | f878e4367580f37327e68ce2c6861245077f0904 (diff) | |
| download | linux-8ffa7405afe0eaf34db6254160b734f084601f68.tar.gz | |
[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/s390')
| -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: bo BASED(0f) spt __LC_LAST_UPDATE_TIMER # revalidate cpu timer #ifdef CONFIG_VIRT_CPU_ACCOUNTING - mvc __LC_LAST_UPDATE_TIMER(8),__LC_ASYNC_ENTER_TIMER - mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER - mvc __LC_LAST_UPDATE_TIMER(8),__LC_EXIT_TIMER + mvc __LC_ASYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER + mvc __LC_SYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER + mvc __LC_EXIT_TIMER(8),__LC_LAST_UPDATE_TIMER 0: tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? bno BASED(mcck_no_vtime) # no -> skip cleanup critical 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: jo 0f spt __LC_LAST_UPDATE_TIMER #ifdef CONFIG_VIRT_CPU_ACCOUNTING - mvc __LC_LAST_UPDATE_TIMER(8),__LC_ASYNC_ENTER_TIMER - mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER - mvc __LC_LAST_UPDATE_TIMER(8),__LC_EXIT_TIMER + mvc __LC_ASYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER + mvc __LC_SYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER + mvc __LC_EXIT_TIMER(8),__LC_LAST_UPDATE_TIMER 0: tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? jno mcck_no_vtime # no -> no timer update tm __LC_MCK_OLD_PSW+1,0x01 # interrupting from user ? |