Date: Mon, 3 Aug 2015 15:29:45 +0200 From: Fabian Keil <freebsd-listen@fabiankeil.de> To: Andriy Gapon <avg@FreeBSD.org> Cc: "svn-src-head@freebsd.org" <svn-src-head@FreeBSD.org> Subject: Re: svn commit: r285021 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <25a69eb6.5dfe13af@fabiankeil.de> In-Reply-To: <55BF6A84.1040808@FreeBSD.org> References: <201507020832.t628W3WJ002944@repo.freebsd.org> <CAHM0Q_OcLqT_VuxmL4tFrDyEhAEprm_ivP8j_mrow6ZG1FLcsg@mail.gmail.com> <55BF6A84.1040808@FreeBSD.org>
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--Sig_/BATTxX+=GyaRIl/vBJSHH+7 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Andriy Gapon <avg@FreeBSD.org> wrote: > On 30/07/2015 10:24, K. Macy wrote: > > Just FYI this change introduces a deadlock with with the > > spa_namespace_lock. Mount will be holding this lock while trying to > > acquire the spa_namespace_lock. zfskern on the other hand holds the > > spa_namespace_lock when calling zfs_freebsd_access which in turn > > tries to acquire the teardown lock. >=20 > I missed the fact that zpool.cache file is being written with spa_namespa= ce_lock > held. > I'll try to either resolve the problem in the next day or I will revert t= he change. BTW, there's another (unrelated) spa_namespace_lock issue in spa_import_roo= tpool(): https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D198563 Fabian --Sig_/BATTxX+=GyaRIl/vBJSHH+7 Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEARECAAYFAlW/bMUACgkQBYqIVf93VJ2DzACgg46KzUgFHrfgrGpF6zSlWuWR sEAAoIb7Aj1ueONatgiHwiooq5mqzsaU =+qd2 -----END PGP SIGNATURE----- --Sig_/BATTxX+=GyaRIl/vBJSHH+7--
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