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

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
mariux64 · Mar 19, 2007 · 8c36443 · 8c36443
1 parent 5851fad
commit 8c36443
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S
@@ -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)