tracing: Add trace events for each syscall entry/exit

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Layer Frederic's syscall tracer on tracepoints. We create trace events
via hooking into the SYSCALL_DEFINE macros. This allows us to
individually toggle syscall entry and exit points on/off.

Signed-off-by: Jason Baron <jbaron@redhat.com>
Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Jiaying Zhang <jiayingz@google.com>
Cc: Martin Bligh <mbligh@google.com>
Cc: Li Zefan <lizf@cn.fujitsu.com>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>

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Jason Baron 2009-08-10 16:52:47 -04:00 • committed by Frederic Weisbecker

parent 69fd4f0eb2

commit fb34a08c34

3 changed files with 159 additions and 103 deletions

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61

include/linux/syscalls.h

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18

include/trace/syscall.h

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197

kernel/trace/trace_syscalls.c

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