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| author | Ingo Molnar <mingo@elte.hu> | 2007-07-09 18:52:00 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-07-09 18:52:00 +0200 |
| commit | b642b6d3fad45f659270a9e35df876b38c489082 (patch) | |
| tree | 68b63849901cc40b894d2e74ea99c04663cf6b4d | |
| parent | 43ae34cb4cd650d1eb4460a8253a8e747ba052ac (diff) | |
| download | lwn-b642b6d3fad45f659270a9e35df876b38c489082.tar.gz lwn-b642b6d3fad45f659270a9e35df876b38c489082.zip | |
sched: scheduler debugging, enable in Kconfig
enable CONFIG_SCHED_DEBUG in lib/Kconfig.debug.
the runtime overhead of this option is very small.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | lib/Kconfig.debug | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index da95e10cfd70..fab32a286371 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -105,6 +105,15 @@ config DETECT_SOFTLOCKUP can be detected via the NMI-watchdog, on platforms that support it.) +config SCHED_DEBUG + bool "Collect scheduler debugging info" + depends on DEBUG_KERNEL && PROC_FS + default y + help + If you say Y here, the /proc/sched_debug file will be provided + that can help debug the scheduler. The runtime overhead of this + option is minimal. + config SCHEDSTATS bool "Collect scheduler statistics" depends on DEBUG_KERNEL && PROC_FS |