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On Wed, Feb 22 2006, Greg KH wrote: > On Wed, Feb 22, 2006 at 09:45:08PM +0100, Jens Axboe wrote: > > On Wed, Feb 22 2006, Greg KH wrote: > > > On Wed, Feb 22, 2006 at 08:29:48PM +0100, Arjan van de Ven wrote: > > > > On Wed, 2006-02-22 at 11:18 -0800, Greg KH wrote: > > > > > What about trying a stock 2.6.6 or so kernel? Does that work > > > > > differently from 2.6.15? > > > > > > > > ... however it's very much designed only for the kernel that comes with > > > > it (with "it's" I mean all the userspace infrastructure); all the > > > > changes and additions since 2.6.9 aren't incorporated so you probably > > > > really want new alsa, new initscripts, new mkinitrd, new > > > > module-init-tools. some because of abi changes since 2.6.9, others > > > > because the kernel grew capabilities that are really needed for "nice" > > > > behavior. > > > > > > I totally agree. Distros are changing into two different groups these > > > days: > > > - everything tied together and intregrated nicely for a specific > > > kernel version, userspace tool versions, etc. > > > - flexible and works with multiple kernel versions, different > > > userspace tools, etc. > > > > > > Distros in the first category are the "enterprise" releases (RHEL, SLES, > > > etc.), as well as some consumer oriented distros (SuSE, Ubuntu, Fedora > > > possibly.) > > > > > > More flexible distros that handle different kernel versions are Gentoo, > > > Debian, and probably Fedora. > > > > > > And this is a natural progression as people try to provide a more > > > complete "solution" for users. > > > > > > When people to complain that they can't run a "kernel-of-the-day" on > > > their "enterprise" distro, they are not realizing that that distro was > > > just not developed to support that kind of thing at all. > > > > I have to disagree somewhat violently to that statement, I'm afraid :-) > > At least for me, it's pretty much a requirement that I can put eg > > 2.6.18-rc2 on an enterprise install. It's a must to debug problems - > > both ways, actually, testing both a new rc kernel on that enterprise > > distro but also putting a vanilla kernel on the enterprise distro to > > test something that fails with the distro kernel. > > I agree that is is a _good_ thing that us kernel developers can do this, > and that it isn't impossible (I do the same thing.) But we also aren't > worrying about the fact that our sound stopped working, or that the > desktop icons don't show up anymore if we plug in a new device. We are > a very special case. Definitely, when I built such a kernel I usually don't include sound or usb :-) > For any "user", they should not ever count on using a different kernel > than what was shipped with the system (or updates) for an "enterprise" > distro. There are just too many little things that easily go wrong. Sure, they move outside the supported zone very quickly if they do that. But that's a different thing from the system actually not booting / working with a vanilla kernel. > > I'd absolutely hate if we got into a situation where you couldn't just > > put a new vanilla kernel on SLESx. Calling it a complete solution to > > just sounds like an excuse for breaking things that we don't have to. > > Please lets not make things so fragile! > > We are trying, but as everyone is so quick to point out, we (myself > included) mess up at times :) Mistakes happen for everybody, I think it's the intentional breakage that people are yelling about :-) -- Jens Axboe - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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