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authorzhangwei(Jovi) <jovi.zhangwei@huawei.com>2013-04-26 10:58:54 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2013-04-26 17:33:13 +1000
commit71e053fdbce87fddc1f7e53b334f4df3d331a93c (patch)
tree671fd181b8c1d1ed4c19ef203d6796fc1a433101
parenteebfd54616c166b11982c948616056996a29f5f6 (diff)
ARM/etm/sysrq: fix inconstistent help message of sysrq key
Currently help message of /proc/sysrq-trigger highlights its upper-case characters, like below: SysRq : HELP : loglevel(0-9) reBoot Crash terminate-all-tasks(E) memory-full-oom-kill(F) kill-all-tasks(I) ... this would confuse user trigger sysrq by upper-case character, which is inconsistent with the real lower-case character registed key. This inconsistent help message will also lead more confused when 26 upper-case letters put into use in future. This patch fix arm etm sysrq key: "etm-buffer-dump(v)" (This patch also add "-" to separate each sysrq key help word, instead of spaces) Signed-off-by: zhangwei(Jovi) <jovi.zhangwei@huawei.com> Acked-by: Randy Dunlap <rdunlap@infradead.org> Cc: Russell King <linux@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--arch/arm/kernel/etm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/kernel/etm.c b/arch/arm/kernel/etm.c
index 9b6de8c988f3..8ff0ecdc637f 100644
--- a/arch/arm/kernel/etm.c
+++ b/arch/arm/kernel/etm.c
@@ -254,7 +254,7 @@ static void sysrq_etm_dump(int key)
static struct sysrq_key_op sysrq_etm_op = {
.handler = sysrq_etm_dump,
- .help_msg = "ETM buffer dump",
+ .help_msg = "etm-buffer-dump(v)",
.action_msg = "etm",
};