Messages in this thread | | | Date | Tue, 30 Jul 2002 19:51:16 +0100 | From | Russell King <> | Subject | Re: 3 Serial issues up for discussion |
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On Tue, Jul 30, 2002 at 11:23:47AM -0700, Remco Treffkorn wrote: > The given solution presents almost zero overhead, but has the mentioned > problem. There is a way to allocate and free minor numbers, but that requires > storage. It could be handled like the fd_set's select uses. Just a bit field. > Bit cleared == minor available, bit set == in use.
core.c already knows which "slots" are in use and which aren't, so allocation and freeing of minor numbers isn't that much of a problem.
The sole purpose behind this is to solicit is peoples opinions and ideas on those three points I've raised.
-- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html
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