Re: global kernel lock
Alan Cox (alan@lxorguk.ukuu.org.uk)
Fri, 13 Nov 1998 18:20:28 +0000 (GMT)
> Another [related] big wart that needs a plan of attack, is how to deal
> with fget & fput in threads, and that might be a 2.2 item -- thread A does
> a big write(), then thread B then does a close() on the fd... Uh-oh. This
> is where a rwlock version of a semaphore would be *really* handy.
Thats already covered. The close() occurs when the operation (eg the
write) finishes
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