Date: Mon, 18 Feb 2002 07:18:00 +0100 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Terry Lambert <tlambert2@mindspring.com> Cc: Matthew Dillon <dillon@apollo.backplane.com>, Julian Elischer <julian@elischer.org>, Alfred Perlstein <bright@mu.org>, arch@FreeBSD.ORG, jhb@FreeBSD.ORG, peter@wemm.org, jake@locore.ca Subject: Re: gettimeofday() and crhold()/crfree() (was Re: gettimeofday()and copyout(). Is copyout() MPSAFE on non-i386 archs? ) Message-ID: <32873.1014013080@critter.freebsd.dk> In-Reply-To: Your message of "Sun, 17 Feb 2002 16:13:02 PST." <3C70470E.BD2F048D@mindspring.com>
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In message <3C70470E.BD2F048D@mindspring.com>, Terry Lambert writes: >I guess this would be read/write? Yes. >I don't think copyin() access would be the best way to >do it, if that's the case, since the user could lie to >the kernel that way. ...and consequently coredump... -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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