Date: Wed, 16 Dec 2015 13:14:29 +0100 From: Bengt Ahlgren <bengta@sics.se> To: Andriy Gapon <avg@FreeBSD.org> Cc: Steven Hartland <killing@multiplay.co.uk>, freebsd-fs@FreeBSD.org Subject: Re: ZFS hang in zfs_freebsd_rename Message-ID: <uh7vb7ylhei.fsf@P142s.sics.se> In-Reply-To: <56714344.1070908@FreeBSD.org> (Andriy Gapon's message of "Wed, 16 Dec 2015 12:56:04 %2B0200") References: <uh7a8pbj2mo.fsf@P142s.sics.se> <567022FB.1010508@multiplay.co.uk> <uh7vb7zhihv.fsf@P142s.sics.se> <56714344.1070908@FreeBSD.org>
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Andriy Gapon <avg@FreeBSD.org> writes: > On 15/12/2015 16:52, Bengt Ahlgren wrote: >> So this is likely fixed then in 10.x? > > No and neither in head / current. We haven't had any fixes in ZFS<->VFS code > for quite a long while. > And this is a FreeBSD-specific problem. zfs_rename() does not behave as > VOP_RENAME should do with respect to the vnode locking. OK, good to know. I assume this means that it would be beneficial to extract more information if this deadlock happens again, regardless of whether or not I have had the time to upgrade to 10.x. Bengt
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