This is the mail archive of the
mailing list for the glibc project.
Re: [PATCH] add kexec_load() syscall
thank you very much for your guiding input and helpful comments.
resent proper built tested patch.
On Wed, May 23, 2012 at 10:58:24AM +0200, Andreas Jaeger wrote:
> the first question is whether this should be really in glibc. With
> kexec-tools as only user, we should discuss a bit whether we extend
> the ABI like this.
installers are potential users as embedded boot loaders like kexecboot.
klibc supports kexec_load() syscall, but not the traditional syscall()
interface kexec-tools uses atm. Having this intelligence in libc
> Regarding your contribution:
> we have some documentation about patches at
> http://sourceware.org/glibc/wiki/Contribution%20checklist .
> Your patch misses a ChangeLog entry describing what you do, see the
> ChangeLog file for examples. You can generate entries with Ctrl-x 4
> a from emacs.
> For larger changes, we would need the copyright assignment as well.
> Do you have one done?
Nope first time glibc touch, but this change as it is should/could be
trivial as just involving linux headers?
> system calls are added to syscalls.list. It looks like this call is
> available for all architectures, so you would add it to
> With this prototype:
> > +kexec_load (void *entry, unsigned long nr_segments,
> > + struct kexec_segment *segments, unsigned long flags)
> The line to add would be:
> kexec_load EXTRA kexec_load i:pipi kexec_load
> And then glibc would add the syscall automatically.
thanks indeed, it does!