Re: [PATCH 0/3] perf tools: Speedup DWARF unwind

2014-04-25 Thread Jiri Olsa
ping, any feedback? thanks, jirka On Thu, Apr 17, 2014 at 07:39:09PM +0200, Jiri Olsa wrote: > hi, > trying to speedup DWARF unwind report code by factoring > related code: > - caching sample's registers access > - keep dso data file descriptor open for the > life of the dso object > -

Re: [PATCH 0/3] perf tools: Speedup DWARF unwind

2014-04-23 Thread Jiri Olsa
On Thu, Apr 17, 2014 at 07:39:09PM +0200, Jiri Olsa wrote: > hi, > trying to speedup DWARF unwind report code by factoring > related code: > - caching sample's registers access > - keep dso data file descriptor open for the > life of the dso object > - replace dso cache code by mapping ds

Re: [PATCH 0/3] perf tools: Speedup DWARF unwind

2014-04-18 Thread Jiri Olsa
On Fri, Apr 18, 2014 at 09:55:25AM +0200, Ingo Molnar wrote: > > * Ingo Molnar wrote: > > > > > * Jiri Olsa wrote: > > > > > hi, > > > trying to speedup DWARF unwind report code by factoring > > > related code: > > > - caching sample's registers access > > > - keep dso data file descripto

Re: [PATCH 0/3] perf tools: Speedup DWARF unwind

2014-04-18 Thread Ingo Molnar
* Ingo Molnar wrote: > > * Jiri Olsa wrote: > > > hi, > > trying to speedup DWARF unwind report code by factoring > > related code: > > - caching sample's registers access > > - keep dso data file descriptor open for the > > life of the dso object > > - replace dso cache code by map

Re: [PATCH 0/3] perf tools: Speedup DWARF unwind

2014-04-18 Thread Ingo Molnar
* Jiri Olsa wrote: > hi, > trying to speedup DWARF unwind report code by factoring > related code: > - caching sample's registers access > - keep dso data file descriptor open for the > life of the dso object > - replace dso cache code by mapping dso data file > directly for the li