Messages in this thread | | | Date | Mon, 24 May 2010 16:22:00 +0800 | From | Li Zefan <> | Subject | [PATCH 0/8] tracing: further shrinking trace events |
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patch 1-2: reduce per trace event foot print patch 3-5: convert some trace events to DEFINE_EVENT patch 6-8: do some cleanups and thus shrink text size a bit
Save ~5.7K in text and ~2.9K in data:
text data bss dec hex filename 7018612 2034376 7251132 16304120 f8c7f8 vmlinux.o.orig 7012847 2031440 7251132 16295419 f8a5fb vmlinux.o
And save considerable memory allocated by trace_define_event().
--- include/linux/syscalls.h | 2 - include/trace/events/ext4.h | 61 +++-------- include/trace/events/sched.h | 32 ++----- include/trace/events/timer.h | 80 ++++++-------- include/trace/syscall.h | 1 - kernel/trace/trace.h | 2 + kernel/trace/trace_events.c | 209 ++++++++++++++++-------------------- kernel/trace/trace_events_filter.c | 27 +++-- kernel/trace/trace_export.c | 8 +-- kernel/trace/trace_kprobe.c | 10 +-- kernel/trace/trace_syscalls.c | 7 +- 11 files changed, 174 insertions(+), 265 deletions(-)
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