61be3e59ba
perf trace: Clean up find_debugfs()
...
Remove redundant code for 'perf trace'
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com >
Cc: Peter Zijlstra <peterz@infradead.org >
Cc: Paul Mackerras <paulus@samba.org >
Cc: Frederic Weisbecker <fweisbec@gmail.com >
Cc: Clark Williams <williams@redhat.com >
Cc: John Kacur <jkacur@redhat.com >
LKML-Reference: <4B3870DE.7090500@cn.fujitsu.com >
[ v2: resolved conflicts with recent changes ]
Signed-off-by: Ingo Molnar <mingo@elte.hu >
2009-12-28 10:36:36 +01:00
29c52aa230
perf tools: Mount debugfs automatically
...
Mount debugfs filesystem under '/sys/kernel/debug', if it's not
mounted.
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com >
Cc: Peter Zijlstra <peterz@infradead.org >
Cc: Paul Mackerras <paulus@samba.org >
Cc: Frederic Weisbecker <fweisbec@gmail.com >
Cc: Clark Williams <williams@redhat.com >
Cc: John Kacur <jkacur@redhat.com >
LKML-Reference: <4B387090.7080407@cn.fujitsu.com >
Signed-off-by: Ingo Molnar <mingo@elte.hu >
2009-12-28 10:36:36 +01:00
afe61f6778
perf tools: Add debugfs utility routines for perf
...
Add routines to locate the debugfs mount point and to manage the
mounting and unmounting of the debugfs.
Signed-off-by: Clark Williams <williams@redhat.com >
Cc: Arnaldo Carvalho de Melo <acme@redhat.com >
Cc: Peter Zijlstra <peterz@infradead.org >
LKML-Reference: <20091101155621.2b3503ee@torg>
Signed-off-by: Ingo Molnar <mingo@elte.hu >
2009-11-08 18:01:34 +01:00
