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    SubjectRe: [PATCH 0/4] amd64_edac: misc fixes
    On Sat, May 30, 2009 at 01:40:07AM -0700, Andrew Morton wrote:
    > On Sat, 30 May 2009 10:19:54 +0200 Borislav Petkov <> wrote:
    > > Also, I've been thinking about how the old(er)
    > > toolchain problem can be addressed and one fairly doable thing would be
    > > if I'd query the gas version in the kernel Makefile and define popcnt
    > > dependent on it and for older assemblers simply slap in the opcode and
    > > fixate the operands in an inline assembly so that it works.
    > We've done that before. BUG() is one case (for other reasons), I think.
    > But if we have the code in there which uese the literal opcode, there's
    > no need to query gas or to add the conditional.

    Right, we can do that too. Stay tuned.

    > Is popcnt supported on all CPUs?

    All >= Fam10h.


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