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    SubjectRe: [RFC PATCH 08/17] powerpc/e500: Remove conditional "lwsync" substitution
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    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.
    >
    > Given that one is SPE-float and the other is classic-float, they are not
    > generally userspace-compatible either.
    >
    > 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.
    >
    > Signed-off-by: Kyle Moffett <Kyle.D.Moffett@boeing.com>
    > ---
    > 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

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