kernel read-write semaphores

Marcelo Tosatti (marcelo@conectiva.com.br)
Thu, 13 May 1999 16:52:17 -0300 (EST)

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Jan-Simon advised me about the problems of using spinlocks "in"
copy_from_user/put_user (see my patch to use read-write locks in UTS
structures).
I looked at the kernel and found nothing about read-write semaphores.
Somebody already implemented this?

Thanks

- Marcelo

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