Messages in this thread | | | Date | Tue, 6 Mar 2007 08:50:57 +0100 | From | Ingo Molnar <> | Subject | Re: [patch] paravirt: VDSO page is essential |
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* Zachary Amsden <zach@vmware.com> wrote:
> > yeah. (plus my patches of course that remove the current > > papering-over hackery and restores COMPAT_VDSO.) > > Yes, I don't have a problem with your patch, I just wish I had been > cc'd on it. [...]
(i Cc:-ed you to the other ones - i simply forgot and bounced it to you a few hours down the line - sorry!)
> [...] Fixing this is rather tricky, but I believe no strange build > magic is required, it can be done in kernel init code. Still building > my SUSE 9.0 guest to test. SUSE 9.0 is one of those that requires > COMPAT_VDSO, yes?
yeah, and a handful of other ones. It depends on the glibc version: early vdso glibs were buggy and assumed a few things about the vdso, so they would segfault on the new-style vdso which is fully relocatable (and hence mergable into the vma space, randomizable, etc.).
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