From: Wu Zhangjin <wuzhangjin@xxxxxxxxx> This patch cleans the comments up. Signed-off-by: Wu Zhangjin <wuzhangjin@xxxxxxxxx> --- arch/mips/kernel/mcount.S | 11 ++++++----- 1 files changed, 6 insertions(+), 5 deletions(-) diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S index 991cbdf..84303bf 100644 --- a/arch/mips/kernel/mcount.S +++ b/arch/mips/kernel/mcount.S @@ -6,6 +6,7 @@ * more details. * * Copyright (C) 2009 Lemote Inc. & DSLab, Lanzhou University, China + * Copyright (C) 2010 DSLab, Lanzhou University, China * Author: Wu Zhangjin <wuzhangjin@xxxxxxxxx> */ @@ -69,14 +70,14 @@ _mcount: MCOUNT_SAVE_REGS #ifdef KBUILD_MCOUNT_RA_ADDRESS - PTR_S $12, PT_R12(sp) /* $12 saved the location of the return address(at) by -mmcount-ra-address */ + PTR_S $12, PT_R12(sp) /* save location of parent's return address */ #endif - move a0, ra /* arg1: next ip, selfaddr */ + move a0, ra /* arg1: self return address */ .globl ftrace_call ftrace_call: nop /* a placeholder for the call to a real tracing function */ - move a1, AT /* arg2: the caller's next ip, parent */ + move a1, AT /* arg2: parent's return address */ #ifdef CONFIG_FUNCTION_GRAPH_TRACER .globl ftrace_graph_call @@ -117,9 +118,9 @@ NESTED(_mcount, PT_SIZE, ra) static_trace: MCOUNT_SAVE_REGS - move a0, ra /* arg1: next ip, selfaddr */ + move a0, ra /* arg1: self return address */ jalr t2 /* (1) call *ftrace_trace_function */ - move a1, AT /* arg2: the caller's next ip, parent */ + move a1, AT /* arg2: parent's return address */ MCOUNT_RESTORE_REGS .globl ftrace_stub -- 1.7.0.4
