Re: [RFC PATCH 08/17] powerpc/e500: Remove conditional "lwsync" substitution

On Nov 9, 2011, at 6:07 PM, Kyle Moffett wrote:

As FreeScale e500 systems have different cacheline sizes from e500mc, =

it

is basically impossible for the kernel to support both in a single
system image at present.
=20
Given that one is SPE-float and the other is classic-float, they are =

not

generally userspace-compatible either.
=20
This patch updates the conditional to depend on whether the system is
actually targetting an "e500" or "e500mc" core and entirely removes =

the

unused sync-to-lwsync-replacement on e500v1/e500v2 systems.
=20
Signed-off-by: Kyle Moffett <redacted>
---
arch/powerpc/include/asm/synch.h |   16 ++++------------
1 files changed, 4 insertions(+), 12 deletions(-)

Nak, we can run an e500mc in a mode that is compatible with e500v1/v2.  =
I see no reason to change the support we have there.

- k=