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authorVineet Gupta <vgupta@synopsys.com>2015-08-19 11:53:58 (GMT)
committerVineet Gupta <vgupta@synopsys.com>2015-08-20 13:35:49 (GMT)
commit090749502ff20d7d9ec244036fe636b6bf0433b6 (patch)
tree52ce66c6c0a525b4a9eff0ee5917c52f72479ead /arch/arc/kernel
parent6de6066c0d24a66df465cf87a4041ef7ef35ba6f (diff)
downloadlinux-090749502ff20d7d9ec244036fe636b6bf0433b6.tar.xz
ARC: add/fix some comments in code - no functional change
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/kernel')
-rw-r--r--arch/arc/kernel/perf_event.c4
-rw-r--r--arch/arc/kernel/process.c2
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c
index 1287388..79ab199 100644
--- a/arch/arc/kernel/perf_event.c
+++ b/arch/arc/kernel/perf_event.c
@@ -199,8 +199,8 @@ static void arc_pmu_start(struct perf_event *event, int flags)
event->hw.state = 0;
/* enable ARC pmu here */
- write_aux_reg(ARC_REG_PCT_INDEX, idx);
- write_aux_reg(ARC_REG_PCT_CONFIG, hwc->config);
+ write_aux_reg(ARC_REG_PCT_INDEX, idx); /* counter # */
+ write_aux_reg(ARC_REG_PCT_CONFIG, hwc->config); /* condition */
}
static void arc_pmu_stop(struct perf_event *event, int flags)
diff --git a/arch/arc/kernel/process.c b/arch/arc/kernel/process.c
index 4409245..91d5a0f 100644
--- a/arch/arc/kernel/process.c
+++ b/arch/arc/kernel/process.c
@@ -65,7 +65,7 @@ asmlinkage void ret_from_fork(void);
* ------------------
* | r25 | <==== top of Stack (thread.ksp)
* ~ ~
- * | --to-- | (CALLEE Regs of user mode)
+ * | --to-- | (CALLEE Regs of kernel mode)
* | r13 |
* ------------------
* | fp |