Messages in this thread | | | Date | Thu, 09 Dec 1999 23:22:19 +0100 | From | Manfred Spraul <> | Subject | Re: spin_trylock broken on UP? |
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Charles 'Buck' Krasic wrote: > > Conceptually, I think my code is valid. Am I missing an obvious > reason why spin_trylock shouldn't be allowed from an interrupt? > spin_trylock() is a nop on UP builds. That's a feature, otherwise we would need full spinlocks even on uniprocessors builds.
If you really need it then look at linux/net/ipv4/icmp.c.
-- Manfred
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