Date: Tue, 5 Dec 2000 11:07:43 -0600 From: "G. Adam Stanislav" <adam@whizkidtech.net> To: Aled Morris <aledm@qix.co.uk> Cc: Stephen McKay <mckay@thehub.com.au>, hackers@FreeBSD.ORG Subject: Re: pipe Message-ID: <20001205110743.B228@whizkidtech.net> In-Reply-To: <Pine.BSF.4.21.0012051535400.618-100000@kai.qix.co.uk>; from aledm@qix.co.uk on Tue, Dec 05, 2000 at 03:43:10PM %2B0000 References: <20001205085645.A228@whizkidtech.net> <Pine.BSF.4.21.0012051535400.618-100000@kai.qix.co.uk>
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On Tue, Dec 05, 2000 at 03:43:10PM +0000, Aled Morris wrote: >malloc appears to mmap pages from fd -1, and makes them private and >read/write (except on sparc architecture, where it uses /dev/zero rather >than -1, which makes more sense to me) > >It isn't particularly complicated: > >newmem = mmap(0, size, PROT_READ|PROT_WRITE, MAP_ANON|MAP_PRIVATE, -1, 0); Thanks, Aled. I'll play with it. Will try both -1 and /dev/zero. Cheers, Adam -- Suppose you were an idiot. Suppose you were a member of Congress. But I'm repeating myself... -- Mark Twain To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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