Re: [PATCH 1/2] itimers: fix racy writes to cpu_itimer fields

[Peter Zijlstra]

On Thu, 2009-09-24 at 16:35 +0200, Stanislaw Gruszka wrote:
> incr_error and error fields of struct cpu_itimer are used when calculating
> next timer tick in check_cpu_itimers() and should not be modified without
> tsk->sighand->siglock taken.

Won't it be all-round much better to convert these things to hrtimers
instead of adding more and more fuzz on top to make them deal with
jiffies?

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