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Date: Wed, 04 Jun 2014 17:10:24 -0700 From: "H. Peter Anvin" <hpa@...or.com> To: Arnd Bergmann <arnd@...db.de>, Nicolas Pitre <nicolas.pitre@...aro.org> CC: Dave Chinner <david@...morbit.com>, hch@...radead.org, linux-mtd@...ts.infradead.org, logfs@...fs.org, linux-afs@...ts.infradead.org, "Joseph S. Myers" <joseph@...esourcery.com>, linux-arch@...r.kernel.org, linux-cifs@...r.kernel.org, linux-scsi@...r.kernel.org, ceph-devel@...r.kernel.org, cluster-devel@...hat.com, coda@...cmu.edu, geert@...ux-m68k.org, linux-ext4@...r.kernel.org, codalist@...emann.coda.cs.cmu.edu, 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-kernel@...r.kernel.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 06/04/2014 12:24 PM, Arnd Bergmann wrote: > > For other timekeeping stuff in the kernel, I agree that using some > 64-bit representation (nanoseconds, 32/32 unsigned seconds/nanoseconds, > ...) has advantages, that's exactly the point I was making earlier > against simply extending the internal time_t/timespec to 64-bit > seconds for everything. > How much of a performance issue is it to make time_t 64 bits, and for the bits there are, how hard are they to fix? -hpa -- 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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