Date: Tue, 16 Oct 2001 15:22:34 +0100 (BST) From: Doug Rabson <dfr@nlsystems.com> To: John Baldwin <jhb@FreeBSD.org> Cc: Peter Wemm <peter@wemm.org>, <ia64@FreeBSD.ORG>, <dfr@FreeBSD.ORG> Subject: Re: non recursive lock reaquired.. Message-ID: <Pine.BSF.4.33.0110161519380.61746-100000@herring.nlsystems.com> In-Reply-To: <XFMail.011015143548.jhb@FreeBSD.org>
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On Mon, 15 Oct 2001, John Baldwin wrote: > Not unless you have a well defined order for zone locks. For processes we > always lock child processes then parent processes. Do you have an order in > mind for zone locks? If not, then how are you going to ensure two threads > won't lock the zones in the opposite order? Actually, I'm re-working pmap_kenter() and friends to avoid going through the zone allocator altogether. I may also remove the ia64_lpte from the pv_entry_t and allocate them from pseudo-page-tables. Not sure about that part yet. -- Doug Rabson Mail: dfr@nlsystems.com Phone: +44 20 8348 6160 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-ia64" in the body of the message
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