[PATCH] Documentation/trace/events.txt: Remove obsolete sched_signal_send.

From: Tao Ma
Date: Wed Jan 05 2011 - 01:08:35 EST


From: Tao Ma <boyu.mt@xxxxxxxxxx>

'sched_signal_send' doesn't exist in the kernel now. Replace it
with 'signal_generate' so that the example in events.txt can be
executed successfully.

I also change some /debug to /sys/kernel/debug which is debugfs'
default mount directory now(similar to commit 52ad51e).

Cc: Li Zefan <lizf@xxxxxxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxx>
Cc: Jiri Kosina <jkosina@xxxxxxx>
Signed-off-by: Tao Ma <boyu.mt@xxxxxxxxxx>
---
Documentation/trace/events.txt | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Documentation/trace/events.txt b/Documentation/trace/events.txt
index 09bd8e9..b510564 100644
--- a/Documentation/trace/events.txt
+++ b/Documentation/trace/events.txt
@@ -125,7 +125,7 @@ is the size of the data item, in bytes.
For example, here's the information displayed for the 'sched_wakeup'
event:

-# cat /debug/tracing/events/sched/sched_wakeup/format
+# cat /sys/kernel/debug/tracing/events/sched/sched_wakeup/format

name: sched_wakeup
ID: 60
@@ -201,19 +201,19 @@ to the 'filter' file for the given event.

For example:

-# cd /debug/tracing/events/sched/sched_wakeup
+# cd /sys/kernel/debug/tracing/events/sched/sched_wakeup
# echo "common_preempt_count > 4" > filter

A slightly more involved example:

-# cd /debug/tracing/events/sched/sched_signal_send
+# cd /sys/kernel/debug/tracing/events/signal/signal_generate
# echo "((sig >= 10 && sig < 15) || sig == 17) && comm != bash" > filter

If there is an error in the expression, you'll get an 'Invalid
argument' error when setting it, and the erroneous string along with
an error message can be seen by looking at the filter e.g.:

-# cd /debug/tracing/events/sched/sched_signal_send
+# cd /sys/kernel/debug/tracing/events/signal/signal_generate
# echo "((sig >= 10 && sig < 15) || dsig == 17) && comm != bash" > filter
-bash: echo: write error: Invalid argument
# cat filter
--
1.6.3.GIT

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