Date: Thu, 28 Jul 2005 16:40:45 -0700 From: garys@opusnet.com (Gary W. Swearingen) To: Bryan Maynard <bryan.maynard@reallm.com> Cc: freebsd-questions@freebsd.org Subject: Re: Backup kernel - confirmation Message-ID: <p2d5p2cxdu.5p2@mail.opusnet.com> In-Reply-To: <200507281039.06997.bryan.maynard@reallm.com> (Bryan Maynard's message of "Thu, 28 Jul 2005 10:39:06 %2B0000") References: <42E8E749.10904@meijome.net> <200507281039.06997.bryan.maynard@reallm.com>
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Bryan Maynard <bryan.maynard@reallm.com> writes: > Yes, you can do that. Also of note is that when FreeBSD compiles a > kernel it takes the old kernel and renames it kernel.old. When FreeBSD > is booting you can select which kernel to use simpy by entering > "boot /boot/kernel.old/kernel" or "boot /boot/kernel_orig/kernel". I > did this when I was tweak the kernel in my laptop. Check the boot man > page for more info. I'm getting the Handbook changed on this subject just now. When the standard make scripts are _installing_ a kernel (and modules) in 5.x, It only renames kernel -> kernel.old if your most recent boot used kernel; it overwrites kernel if you booted with kernel.old or kernel.GENERIC, etc.
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