Date: Tue, 10 Dec 1996 22:31:27 -0500 (EST) From: "John S. Dyson" <toor@dyson.iquest.net> To: terry@lambert.org (Terry Lambert) Cc: scrappy@hub.org, erich@lodgenet.com, hackers@freebsd.org Subject: Re: Multiple Buffer allocation of Shared Memory Message-ID: <199612110331.WAA01277@dyson.iquest.net> In-Reply-To: <199612102114.OAA04855@phaeton.artisoft.com> from "Terry Lambert" at Dec 10, 96 02:14:43 pm
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> > Practically, the shm stuff is mapped in KVM space and the mmap stuff > is not. > I fixed that brokenness in 2.2 and 3.0 a long time ago. > > This is an implemenation detail (it's worse to implement > address space mappings in the KVM space because it's already so > limited and has paging restrictions because of the processor protect > bits -- but it's possible and likely for this to fixed in a future > rev of FreeBSD). > It is fixed :-). We are very very KVA space conservative (or getting more so with larger and larger systems looming.) John
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