Messages in this thread | | | From | kuznet@ms2 ... | Subject | Re: route cache DoS testing and softirqs | Date | Thu, 8 Apr 2004 17:38:27 +0400 (MSD) |
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Hello!
> This sounds reasonable. However as a start I was thinking at having > hardirq run only the softirq they posted actively, and local_bh_enable > run only the softirq that have been posted by the critical section (not > from hardirqs happening on top of it).
To all that I remember Ingo insisted that the run from local_bh_enable() is necessary for softirqs triggered by hardirqs while softirqs are disabled. Otherwise he observed random delays and redundant scheduler activity breaking at least tux fast path.
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