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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2013-04-20 17:35:50 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2013-04-22 23:03:09 +0200 |
| commit | cb41a29076e9f95547da46578d5c8804f7b8845d (patch) | |
| tree | ef6bcfbcd99ddbe366f1de94b6aa75da7c6ea55f /kernel/time/ntp.c | |
| parent | 0637e029392386e6996f5d6574aadccee8315efa (diff) | |
| download | blackbird-obmc-linux-cb41a29076e9f95547da46578d5c8804f7b8845d.tar.gz blackbird-obmc-linux-cb41a29076e9f95547da46578d5c8804f7b8845d.zip | |
nohz: Add basic tracing
It's not obvious to find out why the full dynticks subsystem
doesn't always stop the tick: whether this is due to kthreads,
posix timers, perf events, etc...
These new tracepoints are here to help the user diagnose
the failures and test this feature.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Chris Metcalf <cmetcalf@tilera.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Geoff Levand <geoff@infradead.org>
Cc: Gilad Ben Yossef <gilad@benyossef.com>
Cc: Hakan Akkan <hakanakkan@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Kevin Hilman <khilman@linaro.org>
Cc: Li Zhong <zhong@linux.vnet.ibm.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/time/ntp.c')
0 files changed, 0 insertions, 0 deletions
