Date: Thu, 29 Mar 2012 01:55:49 +0400 (MSK) From: Dmitry Morozovsky <marck@rinet.ru> To: Kirk McKusick <mckusick@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r233629 - head/sys/ufs/ffs Message-ID: <alpine.BSF.2.00.1203290154390.39459@woozle.rinet.ru> In-Reply-To: <201203282121.q2SLLJIu054695@svn.freebsd.org> References: <201203282121.q2SLLJIu054695@svn.freebsd.org>
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Dear Kirk, On Wed, 28 Mar 2012, Kirk McKusick wrote: > Author: mckusick > Date: Wed Mar 28 21:21:19 2012 > New Revision: 233629 > URL: http://svn.freebsd.org/changeset/base/233629 > > Log: > A refinement of change 232351 to avoid a race with a forcible unmount. > While we have a snapshot vnode unlocked to avoid a deadlock with another > inode in the same inode block being updated, the filesystem containing > it may be forcibly unmounted. When that happens the snapshot vnode is > revoked. We need to check for that condition and fail appropriately. Thank you and Kostik very much! How far we are from enabling snapshot of SU+J UFS back? [snip] -- Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] [ FreeBSD committer: marck@FreeBSD.org ] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------
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