Thread (76 messages) 76 messages, 3 authors, 2014-11-13
STALE4226d

[PATCH v3 12/19] arm/arm64: KVM: refactor/wrap vgic_set/get_attr()

From: andre.przywara@arm.com (Andre Przywara)
Date: 2014-11-05 10:27:43

Hi Christoffer,

On 04/11/14 19:30, Christoffer Dall wrote:
On Fri, Oct 31, 2014 at 05:26:47PM +0000, Andre Przywara wrote:
quoted
vgic_set_attr() and vgic_get_attr() contain both code specific for
the emulated GIC as well as code for the userland facing, generic
part of the GIC.
Split the guest GIC facing code of from the generic part to allow
easier splitting later.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
It's not really clear to me which data is specific to the emulated gic
and which is not or why you have to do this (yet), for example, the
_common function is now dealing with the GRP_ADDR case which is very
GICv2 specific (so far).  But I assume this will make sense as I
progress through the series.
Admittedly this is somewhat of a corner case. Actually I tried to keep
as much code common (in vgic.c) as possible, and it was possible without
much pain for GRP_ADDR and kvm_vgic_addr.
Also I consider this call part of the switching and connecting
functionality of the VGIC.
Looking at the code again I think I had it in -emul.c before, but
decided to move it back for some reason (probably some other code
dependency which needed to be exposed). So unless I find some time ;-)
and a good reason to move it I tend to keep it here.

Cheers,
Andre.
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