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| author |   Paul E. McKenney <paulmck@kernel.org> | 2020-11-25 13:00:04 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2021-01-06 17:17:21 -0800 |
| commit | 8a67a20bf257ca378d6e5588fbe4382966395ac8 (patch) | |
| tree | 753181be97fe8ba219ee3ece337ad440648e27e2 /include/linux/torture.h | |
| parent | torture: Make refscale throttle high-rate printk()s (diff) | |
| download | linux-dev-8a67a20bf257ca378d6e5588fbe4382966395ac8.tar.xz linux-dev-8a67a20bf257ca378d6e5588fbe4382966395ac8.zip | |
torture: Throttle VERBOSE_TOROUT_*() output
This commit adds kernel boot parameters torture.verbose_sleep_frequency
and torture.verbose_sleep_duration, which allow VERBOSE_TOROUT_*() output
to be throttled with periodic sleeps on large systems.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'include/linux/torture.h')
| -rw-r--r-- | include/linux/torture.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/torture.h b/include/linux/torture.h index 32941f8106b2..d62d13c8c69a 100644 --- a/include/linux/torture.h +++ b/include/linux/torture.h @@ -32,9 +32,20 @@ #define TOROUT_STRING(s) \ pr_alert("%s" TORTURE_FLAG " %s\n", torture_type, s) #define VERBOSE_TOROUT_STRING(s) \ - do { if (verbose) pr_alert("%s" TORTURE_FLAG " %s\n", torture_type, s); } while (0) +do { \ + if (verbose) { \ + verbose_torout_sleep(); \ + pr_alert("%s" TORTURE_FLAG " %s\n", torture_type, s); \ + } \ +} while (0) #define VERBOSE_TOROUT_ERRSTRING(s) \ - do { if (verbose) pr_alert("%s" TORTURE_FLAG "!!! %s\n", torture_type, s); } while (0) +do { \ + if (verbose) { \ + verbose_torout_sleep(); \ + pr_alert("%s" TORTURE_FLAG "!!! %s\n", torture_type, s); \ + } \ +} while (0) +void verbose_torout_sleep(void); /* Definitions for online/offline exerciser. */ typedef void torture_ofl_func(void); |