Hi Keith, On Mon, 23 Jan 2017 17:50:27 +0000, "Wiles, Keith" <keith.wi...@intel.com> wrote: > > On Jan 23, 2017, at 10:18 AM, Olivier Matz <olivier.m...@6wind.com> > > wrote: > > > > Hi Ferruh, > > > > On Sun, 22 Jan 2017 01:50:34 +0000, Ferruh Yigit > > <ferruh.yi...@intel.com> wrote: > >> make config dependency resolving was always running serial, > >> parallelize it for better performance. > >> > >> $ time make T=x86_64-native-linuxapp-gcc config > >> real 0m12.633s > >> > >> $ time make -j8 T=x86_64-native-linuxapp-gcc config > >> real 0m1.826s > >> > >> Signed-off-by: Ferruh Yigit <ferruh.yi...@intel.com> > > > > I have a patch that fix the same issue (configuration takes to > > long), but done differently. It is more intrusive, since it rework > > the way DEPDIRS are used, but it does not require to use -j. > > I tested the patch and the performance is very quick and seems to > work very nicely. I have not looked at the other patch yet are they > both compatible and could be combined or not?
No, I don't think they could be combined. Ferruh's approach looks less risky, since it's a parallelization of the config. My approach changes the way dependencies are processed, and also how they are declared. I think it's faster, but more intrusive. Regards, Olivier
