Messages in this thread | | | Date | Tue, 10 Jun 2008 11:57:40 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 1/3] ftrace: prevent freeing of all failed updates |
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* Abhishek Sagar <sagar.abhishek@gmail.com> wrote:
> Prevent freeing of records which cause problems and correspond to > function from core kernel text. A new flag, FTRACE_FL_CONVERTED is > used to mark a record as "converted". All other records are patched > lazily to NOPs. Failed records now also remain on frace_hash table. > Each invocation of ftrace_record_ip now checks whether the traced > function has ever been recorded (including past failures) and doesn't > re-record it again.
applied to tip/tracing/ftrace, thanks Abhishek.
Ingo
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