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[MIPS] VI: TRACE_IRQS_OFF clobbers $v0, so save & restore around call. 

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2007-03-17 16:21:28 +00:00
parent 5851fadce8
commit 8c3644350f
1 changed files with 10 additions and 0 deletions
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10
arch/mips/kernel/genex.S
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@ -220,7 +220,17 @@ NESTED(except_vec_vi_handler, 0, sp)
_ehb
#endif /* CONFIG_MIPS_MT_SMTC */
CLI
#ifdef CONFIG_TRACE_IRQFLAGS
move s0, v0
#ifdef CONFIG_MIPS_MT_SMTC
move s1, a0
#endif
TRACE_IRQS_OFF
#ifdef CONFIG_MIPS_MT_SMTC
move a0, s1
#endif
move v0, s0
#endif
LONG_L s0, TI_REGS($28)
LONG_S sp, TI_REGS($28)