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Message-Id: <1215608360.20914.14.camel@venus.local.navi.pl> Date: Wed, 09 Jul 2008 14:59:20 +0200 From: Olaf Frączyk <olaf@....poznan.pl> To: Theodore Tso <tytso@....edu> Cc: Arjan van de Ven <arjan@...radead.org>, Miklos Szeredi <miklos@...redi.hu>, hch@...radead.org, pavel@...e.cz, t-sato@...jp.nec.com, akpm@...ux-foundation.org, viro@...IV.linux.org.uk, linux-ext4@...r.kernel.org, xfs@....sgi.com, dm-devel@...hat.com, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, axboe@...nel.dk, mtk.manpages@...glemail.com Subject: Re: [PATCH 3/3] Add timeout feature On Wed, 2008-07-09 at 08:24 -0400, Theodore Tso wrote: > On Wed, Jul 09, 2008 at 09:49:58PM +1000, Dave Chinner wrote: > > (e) none of the above. The kernel compilation will appear to pause > > until the filesystem is unfrozen. No other visible effect should > > occur. It will get blocked in a write or filesystem transaction > > because the fs is frozen. > > So if the process which froze the filesystem accidentally tries > writing to a log file (or database file containing the backup > information, or whatever) that happens to be on the filesystem that is > frozen, that process will get blocked and you end up in a deadlock; > did I get that right? Where do you see the deadlock? The process doesn't have a lock on filesystem or something. You can always unfreeze from another process. Regards, Olaf -- Olaf Frączyk <olaf@....poznan.pl> -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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