Date: Tue, 6 Mar 2012 16:02:46 -0500 From: Gary Palmer <gpalmer@freebsd.org> To: Attilio Rao <attilio@freebsd.org> Cc: FreeBSD FS <freebsd-fs@freebsd.org>, FreeBSD Arch <arch@freebsd.org>, "freebsd-current@freebsd.org" <freebsd-current@freebsd.org> Subject: Re: svn commit: r232619 - in head: . sys/amd64/conf sys/arm/conf sys/i386/conf sys/ia64/conf sys/mips/conf sys/pc98/conf sys/powerpc/conf sys/sparc64/conf Message-ID: <20120306210246.GA80168@in-addr.com> In-Reply-To: <CAJ-FndDeKVJ-F3QMWsQYx58rj6i=9Tx90OcZJ0qf2p9y7GMnxg@mail.gmail.com> References: <201203062001.q26K1Q7R055245@svn.freebsd.org> <CAJ-FndDeKVJ-F3QMWsQYx58rj6i=9Tx90OcZJ0qf2p9y7GMnxg@mail.gmail.com>
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On Tue, Mar 06, 2012 at 08:07:39PM +0000, Attilio Rao wrote: > 2012/3/6, Attilio Rao <attilio@freebsd.org>: > > Author: attilio > > Date: Tue Mar 6 20:01:25 2012 > > New Revision: 232619 > > URL: http://svn.freebsd.org/changeset/base/232619 > > > > Log: > > Disable the option VFS_ALLOW_NONMPSAFE by default on all the supported > > platforms. > > This will make every attempt to mount a non-mpsafe filesystem to the > > kernel forbidden, unless it is expressely compiled with > > VFS_ALLOW_NONMPSAFE option. > > This is just a gentle reminder in order to point you further to the > "official" page: > http://wiki.freebsd.org/NONMPSAFE_DEORBIT_VFS > > and to mention that the time for removing non-mpsafe filesystem is approaching. > In 6 months we will disconnect from the tree the non-mpsafe > filesystems and will remove the whole non-mpsafe handling > infrastructure in the VFS and the buffer cache, thus please think > about stepping up and convert your favourite filesystem. Given that the wiki page still has: > Technical notes on locking Filesystems > > TBD it would be useful to people who aren't filesystem locking experts to have a little more information on the wiki Thanks, Gary
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