Re: [PATCH RESEND] x86-64: use RIP-relative calls for paravirt indirect ones

From: Thomas Gleixner
Date: Mon Aug 20 2018 - 10:55:07 EST

On Wed, 15 Aug 2018, Jan Beulich wrote:

> This saves one insn byte per instance, summing up to a savings of over
> 4k in my (stripped down) configuration. No variant of to be patched in
> replacement code relies on the one byte larger size.
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> Reviewed-by: Juergen Gross <jgross@xxxxxxxx>

Reviewed-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>