From: David Sterba <dsterba@suse.cz>
To: Deepa Dinamani <deepa.kernel@gmail.com>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
Colin Cross <ccross@android.com>, Arnd Bergmann <arnd@arndb.de>,
pvfs2-developers@beowulf-underground.org,
Kees Cook <keescook@chromium.org>,
Matt Fleming <matt@codeblueprint.co.uk>,
"David S. Miller" <davem@davemloft.net>,
Boaz Harrosh <ooo@electrozaur.com>,
Anton Vorontsov <anton@enomsg.org>,
Joel Becker <jlbec@evilplan.org>, Chris Mason <clm@fb.com>,
Josef Bacik <jbacik@fb.com>,
"J. Bruce Fields" <bfields@fieldses.org>,
Eric Van Hensbergen <ericvh@gmail.com>,
Firo Yang <firogm@gmail.com>,
Hal Rosenstock <hal.rosenstock@gmail.com>,
Konstantin Khlebnikov <koct9i@gmail.com>,
Prasad Joshi <prasadjoshi.linux@gmail.com>,
Hugh Dickins <hughd@google.com>,
"Serge E. Hallyn" <serge@hallyn.com>,
Nadia Yvette Chambers <nyc@holomorphy.com>,
Peter Hurley <peter@hurleysof>
Subject: Re: [PATCH 04/21] fs: Replace CURRENT_TIME with current_fs_time() for inode timestamps
Date: Thu, 9 Jun 2016 09:55:39 +0200 [thread overview]
Message-ID: <20160609075539.GF3905@suse.cz> (raw)
In-Reply-To: <1465448705-25055-5-git-send-email-deepa.kernel@gmail.com>
On Wed, Jun 08, 2016 at 10:04:48PM -0700, Deepa Dinamani wrote:
> CURRENT_TIME macro is not appropriate for filesystems as it
> doesn't use the right granularity for filesystem timestamps.
> Use current_fs_time() instead.
>
> CURRENT_TIME is also not y2038 safe.
>
> This is also in preparation for the patch that transitions
> vfs timestamps to use 64 bit time and hence make them
> y2038 safe. As part of the effort current_fs_time() will be
> extended to do range checks. Hence, it is necessary for all
> file system timestamps to use current_fs_time(). Also,
> current_fs_time() will be transitioned along with vfs to be
> y2038 safe.
>
> Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
> Cc: David Sterba <dsterba@suse.com>
for the btrfs bits
Reviewed-by: David Sterba <dsterba@suse.com>
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next prev parent reply other threads:[~2016-06-09 7:55 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-09 5:04 [PATCH 00/21] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Deepa Dinamani
2016-06-09 5:04 ` [PATCH 04/21] fs: Replace CURRENT_TIME with current_fs_time() for inode timestamps Deepa Dinamani
2016-06-09 7:55 ` David Sterba [this message]
2016-06-09 10:28 ` Steven Whitehouse
2016-06-09 19:08 ` Linus Torvalds
2016-06-09 20:38 ` Deepa Dinamani
2016-06-09 21:02 ` Linus Torvalds
2016-06-10 22:23 ` Arnd Bergmann
[not found] ` <1465448705-25055-1-git-send-email-deepa.kernel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-06-09 7:51 ` [PATCH 00/21] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Felipe Balbi
-- strict thread matches above, loose matches on Subject: below --
2016-06-09 13:05 [PATCH 04/21] fs: Replace CURRENT_TIME with current_fs_time() for inode timestamps Ryusuke Konishi
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