[MIPS] lockdep: Handle interrupts in R3000 style c0_status register.

Check the IEP bit for R3000 style processors when checking to see if interrupts will be reenabled in restore_all. Signed-off-by: Chris Dearman <[email protected]> Signed-off-by: Ralf Baechle <[email protected]>
glzhao · Mar 29, 2007 · cbde5eb · cbde5eb
1 parent eb541cb
commit cbde5eb
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S
@@ -121,7 +121,11 @@ FEXPORT(restore_partial)		# restore partial frame
 	SAVE_AT
 	SAVE_TEMP
 	LONG_L	v0, PT_STATUS(sp)
-	and	v0, 1
+#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX)
+	and	v0, ST0_IEP
+#else
+	and	v0, ST0_IE
+#endif
 	beqz	v0, 1f
 	jal	trace_hardirqs_on
 	b	2f