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authorPaul E. McKenney <paulmck@kernel.org>2022-12-13 13:57:28 -0800
committerPaul E. McKenney <paulmck@kernel.org>2023-01-03 20:43:45 -0800
commitf092eb34b33043152bfb8a4ca01db9a06728261d (patch)
tree06e8f71d54ea7a9a91fb150b807795e330897bdb /kernel/time/tick-oneshot.c
parentc37e85c135cead4256dc8860073c468d8925c3df (diff)
clocksource: Improve read-back-delay message
When cs_watchdog_read() is unable to get a qualifying clocksource read within the limit set by max_cswd_read_retries, it prints a message and marks the clocksource under test as unstable. But that message is unclear to anyone unfamiliar with the code: clocksource: timekeeping watchdog on CPU13: wd-tsc-wd read-back delay 1000614ns, attempt 3, marking unstable Therefore, add some context so that the message appears as follows: clocksource: timekeeping watchdog on CPU13: wd-tsc-wd excessive read-back delay of 1000614ns vs. limit of 125000ns, wd-wd read-back delay only 27ns, attempt 3, marking tsc unstable Signed-off-by: Paul E. McKenney <paulmck@kernel.org> Cc: John Stultz <jstultz@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Stephen Boyd <sboyd@kernel.org> Cc: Feng Tang <feng.tang@intel.com>
Diffstat (limited to 'kernel/time/tick-oneshot.c')
0 files changed, 0 insertions, 0 deletions