Re: [PATCH] Use uname not sysctl to get the kernel revision

[H. Peter Anvin]

Jakub Jelinek wrote:
> On Wed, Jul 12, 2006 at 12:33:56PM -0700, Ulrich Drepper wrote:
> > Roland McGrath wrote:
> > > We could also put the uname info (modulo nodename) into the vDSO.
> > Or even better: real topology information.
>
> AND rather than OR would be even better.  So glibc could find kernel
> version, etc. and topology in the vDSO cheaply.

Wouldn't it make more sense for this to be in ELF tags, rather than the 
vdso?  Another alternative, I guess, would be to put a pointer in the 
ELF tags, which may point into the vdso.

	-hpa
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