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The current text could mislead the user into believing that the number of pages allocated by each CPU ring buffer is calculated by the round up of the division: buffer_size_kb / PAGE_SIZE. Clarifies that a few extra pages may be allocated to accommodate buffer management meta-data. Suggested-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Suggested-by: Joel Fernandes (Google) <joel@joelfernandes.org> Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Reviewed-by: Joel Fernandes (Google) <joel@joelfernandes.org> Signed-off-by: Frank A. Cancio Bello <frank@generalsoftwareinc.com> Link: https://lore.kernel.org/r/6f33be5f3d60e5ffc061d8d2b329d3d3ccf22a8c.1577231751.git.frank@generalsoftwareinc.com Signed-off-by: Jonathan Corbet <corbet@lwn.net> |
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| .. | ||
| coresight | ||
| postprocess | ||
| events-kmem.rst | ||
| events-msr.rst | ||
| events-nmi.rst | ||
| events-power.rst | ||
| events.rst | ||
| ftrace-design.rst | ||
| ftrace-uses.rst | ||
| ftrace.rst | ||
| function-graph-fold.vim | ||
| histogram.rst | ||
| hwlat_detector.rst | ||
| index.rst | ||
| intel_th.rst | ||
| kprobetrace.rst | ||
| mmiotrace.rst | ||
| ring-buffer-design.txt | ||
| stm.rst | ||
| sys-t.rst | ||
| tracepoint-analysis.rst | ||
| tracepoints.rst | ||
| uprobetracer.rst | ||