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

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
git-mirror · Jan 31, 2009 · b3c960b · b3c960b
1 parent 6fd7ad9
commit b3c960b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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