On Sunday 29 December 2013, Jason Cooper wrote: >Gene, > >On Sun, Dec 29, 2013 at 12:11:26AM -0500, Gene Heskett wrote: >> On Saturday 28 December 2013, Jason Cooper wrote: >> >On Sat, Dec 28, 2013 at 09:41:40PM -0500, Gene Heskett wrote: >... > >> >> working toward 3.8.3 which doesn't, and I have the disk space >> >> chowned to me, what is the exact syntax to pull a clone of 3.8.2, >> >> and then do a bisect to 3.8.3 where the microcode update for an AMD >> >> phenom doesn't work. Skipping fwd to 3.12.0 it still isn't working. >> > >> >The version tags you are referring to are from the linux-stable tree, >> >so we'll clone that one instead of Linus'. >> > >> >So, something like this: >> > >> >$ git clone \ >> >git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git >> >\ ~/linux-stable >> >> Looks like its working. >> >> >$ cd ~/linux-stable >> >$ git checkout v3.8.3 >> >$ git bisect start >> >$ git bisect bad >> >$ git bisect good v3.8.2 >> >$ ... >> > >> >And now you iterate through as the manpage suggests, until it narrows >> >it down to a single commit. Once there, report to this list with >> >'[BUG BISECTED] ...' in the subject line. >> > >> >hth, >> >> Yes, I think I can nail it now. One final clarification, do I use a >> .config geared more to my machine, or am I supposed to do a "make >> allmodconfig?" > >I would use the smallest config that allows me to boot the system and >reproduce the bug. A good starting point is /proc/config.gz from the >running system. allmodconfig is just sticking the knife in and >twisting unnecessarily.
That was my thinking. So I asked. :) >> I haven't done this in a while and I'm still going thru the xconfig, >> stripping out modules for hardware I don't have, but if I just transfer >> the old ones in, they should work but will be building about 1400 >> modules extra. > >You may want to try the opposite approach. x86_64_defconfig, then add >just what is necessary to boot and reproduce the bug. Oh-oh, and where in this new tree do I find that? Or is that a make command? I use a script called makeit, does everything but the grub-update. Designed to stop if it encounters an error so the error doesn't scroll off screen. Thanks. > >hth, > >Jason. Cheers, Gene -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
