On Tue, Jul 10, 2007 at 11:36:45PM +0300, Dan Aloni wrote: > On Tue, Jul 10, 2007 at 03:00:09PM -0400, Neil Horman wrote: > > On Tue, Jul 10, 2007 at 08:35:41PM +0300, Dan Aloni wrote: > >[...] > > > > > > Isn't there some sort of a circular dependency going on here? As I > > > understand it the vmlinux binary already contains the initramfs as > > > built-in data (at least that's what I use here for initramfs). It > > You're misunderstood. The vmlinux binary and the initramfs are stored in > > the > > same protected memory area when you execute a kexec -l, but they are > > separate > > and distinct files. > > > > > makes more sense if you guys are creating an _initrd_ image (that's > > > what mkinitrd originally did AFAIK) and supply it to the boot-loader. > > initrd is old, initramfs is the new way to go, but they effecitvley do the > > same > > thing, and while the initramfs _can_ be built into the kernel, it can also > > be > > separately managed (which is what most distros tend to do, AFAICS). > > Neil > > Yes, I was under the impression that the external initramfs was the > 'special case' and I seem to forget about it, I guess that's what most > kernel distribution still do (I haven't been using a distribution-supplied > kernel for quite a while...). > > Anyway, the patches I contributed in one the previous mail (didn't reach > the kexec list due to moderation but available on LKML) can help with > what Bernhard is aiming for. I took quite a dive into makedumpfile's code > to figure out what's the best way to integrate it. What I was thinking > was something in the lines of: > > * early on, detect if /proc/vmcore has a LINUX elf note > * if it has, then don't require '-x' or '-i' on the command line, > extract it to a temporary file and treat it as a CONFIGFILE for > the rest of the code flow. > * otherwise, continue with the regular flow. > This would make sense to me.
> For just extracting OSRELEASE, it is possible to write a simple program or > script that searches for it at the first few kilobytes of the file. > Also seems reasonable. Regards Neil > -- > Dan Aloni > XIV LTD, http://www.xivstorage.com > da-x (at) monatomic.org, dan (at) xiv.co.il -- /*************************************************** *Neil Horman *Software Engineer *Red Hat, Inc. [EMAIL PROTECTED] *gpg keyid: 1024D / 0x92A74FA1 *http://pgp.mit.edu ***************************************************/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
