[PATCH 2/3] KVM: PPC: Book3S: Move 64-bit KVM interrupt handler out from alt section

Paul Mackerras paulus at ozlabs.org
Fri Jan 27 13:25:42 AEDT 2017


On Thu, Dec 22, 2016 at 04:29:26AM +1000, Nicholas Piggin wrote:
> A subsequent patch to make KVM handlers relocation-safe makes them
> unusable from within alt section "else" cases (due to the way fixed
> addresses are taken from within fixed section head code).
> 
> Stop open-coding the KVM handlers, and add them both as normal. A more
> optimal fix may be to allow some level of alternate feature patching in
> the exception macros themselves, but for now this will do.
> 
> The TRAMP_KVM handlers must be moved to the "virt" fixed section area
> (name is arbitrary) in order to be closer to .text and avoid the dreaded
> "relocation truncated to fit" error.
> 
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>

Acked-by: Paul Mackerras <paulus at ozlabs.org>


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