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SubjectRe: [PATCH 13/18] x86 vDSO: ia32 sysenter_return
Date
> > @@ -104,7 +103,7 @@ ENTRY(ia32_sysenter_target)
> > pushfq
> > CFI_ADJUST_CFA_OFFSET 8
> > /*CFI_REL_OFFSET rflags,0*/
> > - movl $VSYSCALL32_SYSEXIT, %r10d
> > + movl 8*3-THREAD_SIZE+threadinfo_sysenter_return(%rsp), %r10d
>
> 8*3-THREAD_SIZE is not very intuitive. Can you add a comment on the
> math?

When you are reading the whole stretch of code right there, and not just
the patch, it's fairly obvious that it matches the three pushes right there.


Thanks,
Roland
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