On Sun, Apr 3, 2016 at 7:10 AM, Borislav Petkov <bp@xxxxxxxxx> wrote: > On Sun, Apr 03, 2016 at 06:55:00AM -0700, Andy Lutomirski wrote: >> > No, please don't fail at early boot. >> > >> > Early boot is just about the *worst* situation to try to debug odd >> > failures, exactly since things like printk may not be reliable, and >> > things won't get logged etc. >> > >> > So particularly during early boot we should try as hard as possible >> > not to crash - even if it means not being able to log about a problem. >> > At least that way you have a hopefully working machine and can *maybe* >> > debug things. >> > >> >> In this regard, at least, my patch is the right approach. Calling the >> handler, whatever it is, is less likely to panic than refusing to call >> it. > > Ok, good. > > But can we pretty please document this whole situation, i.e., the > fact that we're trying really really hard not to fail early boot for > debuggability reasons - either in the commit message or better in the > code, for future reference. I think this is an important aspect to hold > down. I emailed out a followup patch to add a comment. --Andy > > Thanks. > > -- > Regards/Gruss, > Boris. > > ECO tip #101: Trim your mails when you reply. -- Andy Lutomirski AMA Capital Management, LLC -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
