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authorAndi Kleen <andi@firstfloor.org>2008-10-18 20:27:27 -0700
committerThomas Gleixner <tglx@linutronix.de>2008-10-20 12:44:32 +0200
commit24bdeb4598b9560c8ffecb8ba5cefa01f3a12a54 (patch)
treea2be5eb90de1ed4d311ed5749fbfb938d5d085df
parent870e2a284567714335d125c390366dce882d726f (diff)
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op-kernel-dev-24bdeb4598b9560c8ffecb8ba5cefa01f3a12a54.tar.gz
Fix documentation of sysrq-q
I fell into the trap recently that it only dumps hrtimers instead of all timers. Fix the documentation. Signed-off-by: Andi Kleen <ak@linux.intel.com> Cc: torvalds@linux-foundation.org Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--Documentation/sysrq.txt3
-rw-r--r--drivers/char/sysrq.c2
2 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt
index 5ce0952..49378a9 100644
--- a/Documentation/sysrq.txt
+++ b/Documentation/sysrq.txt
@@ -95,7 +95,8 @@ On all - write a character to /proc/sysrq-trigger. e.g.:
'p' - Will dump the current registers and flags to your console.
-'q' - Will dump a list of all running timers.
+'q' - Will dump a list of all running hrtimers.
+ WARNING: Does not cover any other timers
'r' - Turns off keyboard raw mode and sets it to XLATE.
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index dce4cc0..d0c0d64 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -168,7 +168,7 @@ static void sysrq_handle_show_timers(int key, struct tty_struct *tty)
static struct sysrq_key_op sysrq_show_timers_op = {
.handler = sysrq_handle_show_timers,
.help_msg = "show-all-timers(Q)",
- .action_msg = "Show Pending Timers",
+ .action_msg = "Show pending hrtimers (no others)",
};
static void sysrq_handle_mountro(int key, struct tty_struct *tty)
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