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Message-ID: <6347520.8jMPlVsFjM@wuerfel> Date: Sat, 31 May 2014 17:23:02 +0200 From: Arnd Bergmann <arnd@...db.de> To: Richard Cochran <richardcochran@...il.com> Cc: linux-kernel@...r.kernel.org, hch@...radead.org, linux-mtd@...ts.infradead.org, hpa@...or.com, logfs@...fs.org, linux-afs@...ts.infradead.org, joseph@...esourcery.com, linux-arch@...r.kernel.org, linux-cifs@...r.kernel.org, linux-scsi@...r.kernel.org, ceph-devel@...r.kernel.org, codalist@...a.cs.cmu.edu, cluster-devel@...hat.com, coda@...cmu.edu, geert@...ux-m68k.org, linux-ext4@...r.kernel.org, fuse-devel@...ts.sourceforge.net, reiserfs-devel@...r.kernel.org, xfs@....sgi.com, john.stultz@...aro.org, tglx@...utronix.de, linux-nfs@...r.kernel.org, linux-ntfs-dev@...ts.sourceforge.net, samba-technical@...ts.samba.org, linux-f2fs-devel@...ts.sourceforge.net, ocfs2-devel@....oracle.com, linux-fsdevel@...r.kernel.org, lftan@...era.com, linux-btrfs@...r.kernel.org Subject: Re: [RFC 00/32] making inode time stamps y2038 ready On Saturday 31 May 2014 16:51:15 Richard Cochran wrote: > On Fri, May 30, 2014 at 10:01:24PM +0200, Arnd Bergmann wrote: > > > > I picked this because it is a fairly isolated problem, as the > > inode time stamps are rarely assigned to any other time values. > > As a byproduct of this work, I documented for each of the file > > systems we support how long the on-disk format can work[1]. > > Why are some of the time stamp expiration dates marked as "never"? It's an approximation: with 64-bit timestamps, you can represent close to 300 billion years, which is way past the time that our planet can sustain life of any form[1]. Arnd [1] http://en.wikipedia.org/wiki/Timeline_of_the_far_future -- 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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