Date: Thu, 18 Sep 2008 17:28:40 -0700 From: Peter Grehan <grehan@freebsd.org> To: Marcel Moolenaar <xcllnt@mac.com> Cc: "Niels S. Eliasen" <nse@delfi-konsult.com>, freebsd-ppc@freebsd.org Subject: Re: ZFS .. on PowerPC ? Message-ID: <48D2F238.7070102@freebsd.org> In-Reply-To: <60ACBA3B-927C-4F2C-8680-A6B40B81E06C@mac.com> References: <B4645B39-9D9D-49C5-8F69-55704CD2F6AA@delfi-konsult.com> <60ACBA3B-927C-4F2C-8680-A6B40B81E06C@mac.com>
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Hi Marcel,
> ZFS requires 64-bit atomic operations, which
> PowerPC doesn't have. So, we can't build the
> ZFS kernel module. That's probably why you
> get the error...
Pjd has a workaround for non-LP64 systems in
cddl/compat/opensolaris/kern/opensolaris_atomic.c
.. that funnel all 64-bit atomic ops through a single mutex. Not
particularly efficient but it should still work. Unless I'm missing some
other code paths here.
later,
Peter.
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