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    SubjectRe: i386 PDA patches use of %gs
    Ingo Molnar wrote:
    > i'd not even use glibc's %gs but set up two separate selectors. (that's
    > a more controlled experiment - someone might run a non-TLS glibc, etc.)

    Well, in that case they probably don't care whether the kernel uses %fs
    or %gs ;)

    But either way, this doesn't have much bearing on Eric's test; we'd be
    only talking about a few ns per kernel exit, rather than 5% for read/write.

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      Last update: 2006-11-15 20:03    [W:0.018 / U:1.328 seconds]
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