Viewing profile — tsu
tsu
HN member- Joined
- Mon, May 05, 2014, 12:56 AM UTC
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About tsu
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Recent public activity
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comment
Comment #17924737
Having same issue. Seems to be a bug.
- story
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comment
Comment #10786578
it seems to me spinlocks are fundamentally dangerous in user space because you cannot disable preemption in user space as you can in kernel space.
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Comment #8836651
how slow was that then?
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Comment #7696529
compare-and-swap instruction itself may not be privileged operation but user space spin-lock seldom work in user-space (it's dangerous at least), because a user thread could be pre…