add REDIRECT

hc

2024-10-09 05e59e5fb0064c97a1c10921ecd549f2d4a58565

 kernel/arch/powerpc/kernel/exceptions-64e.S
..
..
@@ -1080,7 +1080,7 @@
1080
1080
 	li	r10, -1
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 	mtspr	SPRN_DBSR,r10
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 	b	restore
1083
-1:	andi.	r0,r4,_TIF_NEED_RESCHED_MASK
1083
+1:	andi.	r0,r4,_TIF_NEED_RESCHED
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1084
 	beq	2f
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1085
 	bl	restore_interrupts
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1086
 	SCHEDULE_USER
..
..
@@ -1132,20 +1132,12 @@
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 	bne-	0b
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 1:
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1134
 
1135
-#ifdef CONFIG_PREEMPTION
1135
+#ifdef CONFIG_PREEMPT
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 	/* Check if we need to preempt */
1137
-	lwz	r8,TI_PREEMPT(r9)
1138
-	cmpwi	0,r8,0		/* if non-zero, just restore regs and return */
1139
-	bne	restore
1140
1137
 	andi.	r0,r4,_TIF_NEED_RESCHED
1141
-	bne+	check_count
1142
-
1143
-	andi.	r0,r4,_TIF_NEED_RESCHED_LAZY
1144
1138
 	beq+	restore
1145
-	lwz	r8,TI_PREEMPT_LAZY(r9)
1146
-
1147
1139
 	/* Check that preempt_count() == 0 and interrupts are enabled */
1148
-check_count:
1140
+	lwz	r8,TI_PREEMPT(r9)
1149
1141
 	cmpwi	cr0,r8,0
1150
1142
 	bne	restore
1151
1143
 	ld	r0,SOFTE(r1)
..
..
@@ -1166,7 +1158,7 @@
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1158
 	 * interrupted after loading SRR0/1.
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1159
 	 */
1168
1160
 	wrteei	0
1169
-#endif /* CONFIG_PREEMPTION */
1161
+#endif /* CONFIG_PREEMPT */
1170
1162
 
1171
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 restore:
1172
1164
 	/*