Date: Sat, 13 Aug 2011 20:58:32 +0100 From: Chris Rees <crees@freebsd.org> To: Alexander Best <arundel@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: [rfc] replacing /boot/kernel.old with a unique directory name Message-ID: <CADLo83_NqbWrGcGT6R0PG8_kxRtxyR4hJoTqBiuu2i2gKT1URQ@mail.gmail.com> In-Reply-To: <20110813195127.GA34295@freebsd.org> References: <20110813195127.GA34295@freebsd.org>
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On 13 August 2011 20:51, Alexander Best <arundel@freebsd.org> wrote: > hi there, > > i just had the following idea: how about instead of copying the current kernel > to /boot/kernel.old and then installing the new one under /boot/kernel as the > results of target installkernel, we create a unique directory name for the old > kernel? > > something like /boot/kernel-r${revision}-${/dev/random}? > > that would let people not only boot the previous kernel, but all kernels that > have been replaced by target installkernel. this would make tracking issues, > which have been introduced by a certain commit much easier, imho. > > i don't think implementing this logic would be that difficult. the only problem > i see is with ${/dev/random} in the case where people are running a kernel > without /dev/{u}random support. > > cheers. > alex mktemp? Chris
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