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    SubjectRe: i386/x86_64 segment register issuses (Re: PATCH: Fix x86 segment register access)
    On Thu, Mar 31, 2005 at 02:57:57AM +0200, Pau Aliagas wrote:
    > On Wed, 30 Mar 2005, H. J. Lu wrote:
    >
    > >>>That is what the assembler generates, and should have generated, for
    > >>>"movw %ds,(%eax)" since Nov. 4, 2004.
    > >>
    > >>Could this be the reason for the reported slowdown in the last six months?
    > >
    > >Can you elaborate?
    >
    > There's an unexplained slowdown of kernel 2.6 detailed in this thread:
    > http://kerneltrap.org/node/4940
    >

    It is dated as "November 13, 2002 - 13:58". The assembler change was
    made on Nov. 4, 2004. I don't think they are related at all.

    > I don't want at all to justify it with the change you talk about in gas,
    > but maybe it is worth to check if it has anything to do with it. The
    > slowdown happened in this last six months.


    H.J.
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