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| author | Michael Sartain <mikesart@fastmail.com> | 2017-07-05 22:07:15 -0600 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2017-07-06 10:11:53 -0400 |
| commit | 99c621d704cf1c4eb74c3c42e674edf3df64f92d (patch) | |
| tree | 451419a4c1f2ea68d8b40dbcd17778406dce4281 /kernel/ucount.c | |
| parent | 69d71879d2cf67a381055f698a1d7def00dc4ed7 (diff) | |
tracing: Add saved_tgids file to show cached pid to tgid mappings
Export the cached pid / tgid mappings in debugfs tracing saved_tgids file.
This allows user apps to translate the pids from a trace to their respective
thread group.
Example saved_tgids file with pid / tgid values separated by ' ':
# cat saved_tgids
1048 1048
1047 1047
7 7
1049 1047
1054 1047
1053 1047
Link: http://lkml.kernel.org/r/20170630004023.064965233@goodmis.org
Link: http://lkml.kernel.org/r/20170706040713.unwkumbta5menygi@mikesart-cos
Reviewed-by: Joel Fernandes <joelaf@google.com>
Signed-off-by: Michael Sartain <mikesart@fastmail.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/ucount.c')
0 files changed, 0 insertions, 0 deletions