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authorHeiko Carstens <heiko.carstens@de.ibm.com>2005-07-27 11:45:06 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-27 16:26:05 -0700
commit8ffa7405afe0eaf34db6254160b734f084601f68 (patch)
tree5d6199a0256137babe9bee3e5322779a19fb4ba0 /arch/s390/kernel/entry.S
parentf878e4367580f37327e68ce2c6861245077f0904 (diff)
downloadop-kernel-dev-8ffa7405afe0eaf34db6254160b734f084601f68.zip
op-kernel-dev-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/kernel/entry.S')
-rw-r--r--arch/s390/kernel/entry.S6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 5b262b5..1a271b1 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 ?
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