Messages in this thread | | | Date | Sun, 27 May 2001 23:19:20 +0200 (CEST) | From | Ingo Molnar <> | Subject | Re: [patch] softirq-2.4.5-B0 |
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On 27 May 2001, Andi Kleen wrote:
> I think the right way to fix it is to do a final atomic check for > softirqs when the kernel is exited. To be atomic this check neededs to > be done with interrupts off until the kernel exited. [...]
check out my first softirq patch, it does exactly this. (but has the wrong explanation.)
> [...] The same atomic check is needed for race free check of > need_schedule (which is still racy on plain i386).
right, this need_resched race is fixed in the lowlatency patchset.
Ingo
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