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authorDan Williams <dan.j.williams@intel.com>2009-09-08 17:55:21 -0700
committerDan Williams <dan.j.williams@intel.com>2009-09-08 17:55:21 -0700
commitbbb20089a3275a19e475dbc21320c3742e3ca423 (patch)
tree216fdc1cbef450ca688135c5b8969169482d9a48 /scripts/tracing
parent3e48e656903e9fd8bc805c6a2c4264d7808d315b (diff)
parent657a77fa7284d8ae28dfa48f1dc5d919bf5b2843 (diff)
Merge branch 'dmaengine' into async-tx-next
Conflicts: crypto/async_tx/async_xor.c drivers/dma/ioat/dma_v2.h drivers/dma/ioat/pci.c drivers/md/raid5.c
Diffstat (limited to 'scripts/tracing')
-rw-r--r--scripts/tracing/draw_functrace.py7
1 files changed, 3 insertions, 4 deletions
diff --git a/scripts/tracing/draw_functrace.py b/scripts/tracing/draw_functrace.py
index 902f9a99262..db40fa04cd5 100644
--- a/scripts/tracing/draw_functrace.py
+++ b/scripts/tracing/draw_functrace.py
@@ -12,10 +12,9 @@ calls. Only the functions's names and the the call time are provided.
Usage:
Be sure that you have CONFIG_FUNCTION_TRACER
- # mkdir /debugfs
- # mount -t debug debug /debug
- # echo function > /debug/tracing/current_tracer
- $ cat /debug/tracing/trace_pipe > ~/raw_trace_func
+ # mount -t debugfs nodev /sys/kernel/debug
+ # echo function > /sys/kernel/debug/tracing/current_tracer
+ $ cat /sys/kernel/debug/tracing/trace_pipe > ~/raw_trace_func
Wait some times but not too much, the script is a bit slow.
Break the pipe (Ctrl + Z)
$ scripts/draw_functrace.py < raw_trace_func > draw_functrace