From: "H. Peter Anvin" <hpa@zytor.com>
To: Arnd Bergmann <arnd@arndb.de>, Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Dave Chinner <david@fromorbit.com>,
hch@infradead.org, linux-mtd@lists.infradead.org,
logfs@logfs.org, linux-afs@lists.infradead.org,
"Joseph S. Myers" <joseph@codesourcery.com>,
linux-arch@vger.kernel.org, linux-cifs@vger.kernel.org,
linux-scsi@vger.kernel.org, ceph-devel@vger.kernel.org,
cluster-devel@redhat.com, coda@cs.cmu.edu, geert@linux-m68k.org,
linux-ext4@vger.kernel.org, codalist@telemann.coda.cs.cmu.edu,
fuse-devel@lists.sourceforge.net, reiserfs-devel@vger.kernel.org,
xfs@oss.sgi.com, john.stultz@linaro.org, tglx@linutronix.de,
linux-nfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net,
samba-technical@lists.samba.org, linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net,
ocfs2-devel@oss.oracle.com, linux-fsdevel@vger.kernel.org,
lftan@altera.com, linux-btrfs@vger.kernel.org
Subject: Re: [RFC 00/32] making inode time stamps y2038 ready
Date: Wed, 04 Jun 2014 17:10:24 -0700 [thread overview]
Message-ID: <538FB570.8000502@zytor.com> (raw)
In-Reply-To: <8770583.6XeZxCxOY8@wuerfel>
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
next prev parent reply other threads:[~2014-06-05 0:14 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-30 20:01 [RFC 00/32] making inode time stamps y2038 ready Arnd Bergmann
2014-05-30 20:01 ` [RFC 12/32] btrfs: convert to struct inode_time Arnd Bergmann
2014-05-31 14:30 ` [RFC 00/32] making inode time stamps y2038 ready Vyacheslav Dubeyko
2014-06-03 12:21 ` Arnd Bergmann
2014-05-31 14:51 ` Richard Cochran
2014-05-31 15:23 ` Arnd Bergmann
2014-05-31 18:22 ` Richard Cochran
2014-05-31 19:34 ` H. Peter Anvin
2014-06-01 4:46 ` Richard Cochran
2014-06-01 4:44 ` Richard Cochran
2014-06-02 13:52 ` Joseph S. Myers
2014-06-02 19:19 ` Arnd Bergmann
2014-06-02 19:26 ` H. Peter Anvin
2014-06-02 19:55 ` Arnd Bergmann
2014-06-02 21:57 ` H. Peter Anvin
2014-06-03 14:22 ` Arnd Bergmann
2014-06-03 14:33 ` Joseph S. Myers
2014-06-03 14:37 ` Arnd Bergmann
2014-06-03 21:38 ` Dave Chinner
2014-06-04 15:03 ` Arnd Bergmann
2014-06-04 17:30 ` Nicolas Pitre
2014-06-04 19:24 ` Arnd Bergmann
2014-06-05 0:10 ` H. Peter Anvin [this message]
2014-06-10 9:54 ` Arnd Bergmann
2014-06-02 21:02 ` Joseph S. Myers
2014-06-04 15:05 ` Arnd Bergmann
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