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

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2009-01-31 01:21:56 +01:00 · 2009-01-31 01:21:56 +01:00 · b3c960b277
parent 6fd7ad96d6
commit b3c960b277
1 changed files with 1 additions and 1 deletions
--- 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