annotate that [fp, #-4] is the saved lr

Signed-off-by: N Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

annotate that [fp, #-4] is the saved lr
Signed-off-by: N Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
b3c960b2 · Uwe Kleine-König · 6fd7ad96 · b3c960b2
隐藏空白更改
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Showing with 1 addition and 1 deletion

arch/arm/kernel/entry-common.S arch/arm/kernel/entry-common.S +1 -1

未找到文件。
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -136,7 +136,7 @@ ENTRY(mcount)
 	ldmia sp!, {r0-r3, pc}

 trace:
-	ldr r1, [fp, #-4]
+	ldr r1, [fp, #-4]			@ lr of instrumented routine
 	mov r0, lr
 	sub r0, r0, #MCOUNT_INSN_SIZE
 	mov lr, pc