Date: Tue, 23 Sep 2008 17:47:40 -0700 From: Peter Grehan <grehan@freebsd.org> To: Marcel Moolenaar <xcllnt@mac.com> Cc: ppc@freebsd.org Subject: Re: ZFS race condition? Message-ID: <48D98E2C.1090606@freebsd.org> In-Reply-To: <675B0620-77FE-4B99-AC98-C0002F8045F7@mac.com> References: <675B0620-77FE-4B99-AC98-C0002F8045F7@mac.com>
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Hi Marcel, > Anyone else playing with ZFS on PowerPC seeing this? It's on my todo list but you're a long way ahead of me :) You could try the 'null' stwcx in the context switch asm to flush any pending reservations - I think I may have sent you mail about this a long while back. This may result in two sections of code both thinking they have a lock. later, Peter.
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