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[PARISC] [BUGFIX] nullify branch delay slot of the jump back to
author
Kyle McMartin
<kyle@parisc-linux.org>
Mon, 28 Aug 2006 19:42:07 +0000
(15:42 -0400)
committer
Matthew Wilcox
<willy@parisc-linux.org>
Wed, 4 Oct 2006 12:47:15 +0000
(06:47 -0600)
intr_restore in intr_do_preempt. This prevents the execution
of an unwanted insn...
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
arch/parisc/kernel/entry.S
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diff --git
a/arch/parisc/kernel/entry.S
b/arch/parisc/kernel/entry.S
index d55b45d54f4dc3be619f29ca6d26dfd86596939e..340b5e8d67bad1197b75b4ec5320a932575f21e4 100644
(file)
--- a/
arch/parisc/kernel/entry.S
+++ b/
arch/parisc/kernel/entry.S
@@
-1069,7
+1069,7
@@
intr_do_preempt:
BL preempt_schedule_irq, %r2
nop
- b
intr_restore /* ssm PSW_SM_I done by intr_restore */
+ b
,n
intr_restore /* ssm PSW_SM_I done by intr_restore */
#endif /* CONFIG_PREEMPT */
.import do_signal,code