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H A D | trace_event_perf.c | diff 1c024eca51fdc965290acf342ae16a476c2189d0 Wed May 19 14:02:22 CEST 2010 Peter Zijlstra <a.p.zijlstra@chello.nl> perf, trace: Optimize tracepoints by using per-tracepoint-per-cpu hlist to track events
Avoid the swevent hash-table by using per-tracepoint hlists.
Also, avoid conditionals on the fast path by ordering with probe unregister so that we should never get on the callback path without the data being there.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20100521090710.473188012@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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H A D | trace_syscalls.c | diff 1c024eca51fdc965290acf342ae16a476c2189d0 Wed May 19 14:02:22 CEST 2010 Peter Zijlstra <a.p.zijlstra@chello.nl> perf, trace: Optimize tracepoints by using per-tracepoint-per-cpu hlist to track events
Avoid the swevent hash-table by using per-tracepoint hlists.
Also, avoid conditionals on the fast path by ordering with probe unregister so that we should never get on the callback path without the data being there.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20100521090710.473188012@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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H A D | trace_kprobe.c | diff 1c024eca51fdc965290acf342ae16a476c2189d0 Wed May 19 14:02:22 CEST 2010 Peter Zijlstra <a.p.zijlstra@chello.nl> perf, trace: Optimize tracepoints by using per-tracepoint-per-cpu hlist to track events
Avoid the swevent hash-table by using per-tracepoint hlists.
Also, avoid conditionals on the fast path by ordering with probe unregister so that we should never get on the callback path without the data being there.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20100521090710.473188012@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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