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    SubjectRe: [PATCH] simplify update_times (avoid jiffies/jiffies_64 aliasing problem)
    Paul Mackerras <> wrote:
    > Andi Kleen writes:
    > > Also I assume Atsushi-san did the patch because he saw a real problem?
    > Yes, one which I also saw on PPC. The compiler (gcc-4) emits loads
    > for jiffies, jiffies64 and wall_jiffies before storing the incremented
    > jiffies64 value back.

    What was the effect of that?
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