Messages in this thread | | | Date | Thu, 19 Apr 2001 10:38:34 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: light weight user level semaphores |
| |
On Thu, 19 Apr 2001, Alexander Viro wrote: > > Ehh... Non-lazy variant is just read() and write() as down_failed() and > up_wakeup() Lazy... How about
Looks good to me. Anybody want to try this out and test some benchmarks?
There may be problems with large numbers of semaphores, but hopefully that won't be an issue. And the ability to select/poll on these things might come in handy for various implementation issues (ie locks with timeouts etc).
Linus
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |