Single-depth WCHAN output
configname: CONFIG_SCHED_OMIT_FRAME_POINTER
Linux Kernel Configuration
└─>Processor type and features
└─>Single-depth WCHAN output
In linux kernel since version 2.6.29 (release Date: 2009-03-23)
Calculate simpler /proc/<PID>/wchan values. If this option
is disabled then wchan values will recurse back to the
caller function. This provides more accurate wchan values,
at the expense of slightly more scheduling overhead.
If in doubt, say "Y".
is disabled then wchan values will recurse back to the
caller function. This provides more accurate wchan values,
at the expense of slightly more scheduling overhead.
If in doubt, say "Y".