Vaibhav Nagarnaik discovered that since 3.10 a clean up patch made the

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array index in the trace event format bogus. He supplied an elegant solution
 that uses __stringify() and also removes the need for the event_storage
 and event_storage_mutex and also cuts off a few K of overhead from
 the trace events.
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Merge tag 'trace-fixes-v3.14-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull trace fix from Steven Rostedt:
 "Vaibhav Nagarnaik discovered that since 3.10 a clean-up patch made the
  array index in the trace event format bogus.

  He supplied an elegant solution that uses __stringify() and also
  removes the need for the event_storage and event_storage_mutex and
  also cuts off a few K of overhead from the trace events"

* tag 'trace-fixes-v3.14-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tracing: Fix array size mismatch in format string

...

This commit is contained in:

Linus Torvalds 2014-03-20 22:09:30 -07:00

parent 7e09e738af 87291347c4

commit 477cc48484

4 changed files with 4 additions and 20 deletions

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6

kernel/trace/trace_events.c

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7

kernel/trace/trace_export.c

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