diff options
| author | Daniel Bristot de Oliveira <bristot@kernel.org> | 2022-05-10 11:45:24 +0200 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2022-05-26 21:13:00 -0400 |
| commit | 4dd2aea24ed7613735664feadc9879d37f718c23 (patch) | |
| tree | 69acae3a0763f90848c337899bbc37fb2dd79bab /lib/mpi/mpi-sub-ui.c | |
| parent | aa748949b4e665f473bc5abdc5f66029cb5f5522 (diff) | |
tracing/timerlat: Print stacktrace in the IRQ handler if needed
If print_stack and stop_tracing_us are set, and stop_tracing_us is hit
with latency higher than or equal to print_stack, print the
stack at the IRQ handler as it is useful to define the root cause for
the IRQ latency.
Link: https://lkml.kernel.org/r/fd04530ce98ae9270e41bb124ee5bf67b05ecfed.1652175637.git.bristot@kernel.org
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Clark Williams <williams@redhat.com>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Daniel Bristot de Oliveira <bristot@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'lib/mpi/mpi-sub-ui.c')
0 files changed, 0 insertions, 0 deletions