tree 5d6199a0256137babe9bee3e5322779a19fb4ba0
parent f878e4367580f37327e68ce2c6861245077f0904
author Heiko Carstens <[EMAIL PROTECTED]> Thu, 28 Jul 2005 01:45:06 -0700
committer Linus Torvalds <[EMAIL PROTECTED]> Thu, 28 Jul 2005 06:26:05 -0700
[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 <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
arch/s390/kernel/entry.S | 6 +++---
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
--- 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
--- 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 ?
-
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