Re: [PATCH] tracing: Add saved_tgids file to show cached pid to tgid mappings

2017-07-01 Thread kbuild test robot
Hi Michael, [auto build test WARNING on trace/for-next] [also build test WARNING on next-20170630] [cannot apply to tip/perf/core linus/master v4.12-rc7] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/c

Re: [PATCH] tracing: Add saved_tgids file to show cached pid to tgid mappings

2017-07-01 Thread kbuild test robot
Hi Michael, [auto build test ERROR on trace/for-next] [also build test ERROR on next-20170630] [cannot apply to tip/perf/core linus/master v4.12-rc7] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commi

Re: [PATCH] tracing: Add saved_tgids file to show cached pid to tgid mappings

2017-06-30 Thread Michael Sartain
On Fri, Jun 30, 2017 at 05:50:57PM -0400, Steven Rostedt wrote: > On Fri, 30 Jun 2017 11:17:50 -0600 > Michael Sartain wrote: > > > Export the cached pid / tgid mappings to userspace. This allows user > > apps to translate the pids from a trace to their respective thread > > group. > > > > Examp

Re: [PATCH] tracing: Add saved_tgids file to show cached pid to tgid mappings

2017-06-30 Thread Joel Fernandes
On Fri, Jun 30, 2017 at 2:50 PM, Steven Rostedt wrote: > On Fri, 30 Jun 2017 11:17:50 -0600 [..] >> >> Signed-off-by: Michael Sartain >> --- >> kernel/trace/trace.c | 60 >> +++- >> 1 file changed, 59 insertions(+), 1 deletion(-) >> >> diff --git

Re: [PATCH] tracing: Add saved_tgids file to show cached pid to tgid mappings

2017-06-30 Thread Steven Rostedt
On Fri, 30 Jun 2017 11:17:50 -0600 Michael Sartain wrote: > Export the cached pid / tgid mappings to userspace. 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_

[PATCH] tracing: Add saved_tgids file to show cached pid to tgid mappings

2017-06-30 Thread Michael Sartain
Export the cached pid / tgid mappings to userspace. 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 [