From: David Sterba <dsterba@suse.cz>
To: Deepa Dinamani <deepa.kernel@gmail.com>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
arnd@arndb.de, tglx@linutronix.de, torvalds@linux-foundation.org,
tytso@mit.edu, viro@zeniv.linux.org.uk, y2038@lists.linaro.org,
Chris Mason <clm@fb.com>, Josef Bacik <jbacik@fb.com>,
David Sterba <dsterba@suse.com>,
linux-btrfs@vger.kernel.org
Subject: Re: [PATCH v2 08/24] fs: btrfs: Use ktime_get_real_ts for root ctime
Date: Mon, 20 Jun 2016 11:46:09 +0200 [thread overview]
Message-ID: <20160620094608.GL4915@twin.jikos.cz> (raw)
In-Reply-To: <1466382443-11063-9-git-send-email-deepa.kernel@gmail.com>
On Sun, Jun 19, 2016 at 05:27:07PM -0700, Deepa Dinamani wrote:
> btrfs_root_item maintains the ctime for root updates.
> This is not part of vfs_inode.
>
> Since current_time() uses struct inode* as an argument
> as Linus suggested, this cannot be used to update root
> times unless, we modify the signature to use inode.
>
> Since btrfs uses nanosecond time granularity, it can also
> use ktime_get_real_ts directly to obtain timestamp for
> the root. It is necessary to use the timespec time api
> here because the same btrfs_set_stack_timespec_*() apis
> are used for vfs inode times as well. These can be
> transitioned to using timespec64 when btrfs internally
> changes to use timespec64 as well.
>
> Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
> Cc: Chris Mason <clm@fb.com>
> Cc: Josef Bacik <jbacik@fb.com>
Acked-by: David Sterba <dsterba@suse.com>
next prev parent reply other threads:[~2016-06-20 9:47 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-20 0:26 [PATCH v2 00/24] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Deepa Dinamani
2016-06-20 0:26 ` [lustre-devel] " Deepa Dinamani
2016-06-20 0:26 ` [Ocfs2-devel] " Deepa Dinamani
2016-06-20 0:26 ` Deepa Dinamani
2016-06-20 0:26 ` Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 01/24] vfs: Add current_time() api Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 02/24] fs: Replace CURRENT_TIME with current_time() for inode timestamps Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 03/24] fs: Replace CURRENT_TIME_SEC " Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 04/24] fs: Replace current_fs_time() with current_time() Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 05/24] fs: jfs: Replace CURRENT_TIME_SEC by current_time() Deepa Dinamani
2016-06-20 18:04 ` [Jfs-discussion] " Dave Kleikamp
2016-06-20 0:27 ` [PATCH v2 06/24] fs: ext4: Use current_time() for inode timestamps Deepa Dinamani
2016-06-20 0:27 ` Deepa Dinamani
2016-06-22 13:40 ` Arnd Bergmann
2016-06-22 13:40 ` Arnd Bergmann
2016-06-24 23:08 ` Deepa Dinamani
2016-06-24 23:08 ` Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 07/24] fs: ubifs: Replace CURRENT_TIME_SEC with current_time Deepa Dinamani
2016-06-22 13:47 ` Arnd Bergmann
2016-06-24 21:05 ` Deepa Dinamani
2016-06-24 21:14 ` [Y2038] " Arnd Bergmann
2016-06-20 0:27 ` [PATCH v2 08/24] fs: btrfs: Use ktime_get_real_ts for root ctime Deepa Dinamani
2016-06-20 9:46 ` David Sterba [this message]
2016-06-20 0:27 ` [PATCH v2 09/24] fs: udf: Replace CURRENT_TIME with current_time() Deepa Dinamani
2016-06-22 13:54 ` [Y2038] " Arnd Bergmann
2016-06-23 1:59 ` Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 10/24] fs: cifs: Replace CURRENT_TIME by current_time() Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 11/24] fs: cifs: Replace CURRENT_TIME with ktime_get_real_ts() Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 12/24] fs: cifs: Replace CURRENT_TIME by get_seconds Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 13/24] fs: f2fs: Use ktime_get_real_seconds for sit_info times Deepa Dinamani
2016-06-20 0:27 ` Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 14/24] drivers: staging: lustre: Replace CURRENT_TIME with current_time() Deepa Dinamani
2016-06-20 0:27 ` [lustre-devel] " Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 15/24] fs: ocfs2: Use time64_t to represent orphan scan times Deepa Dinamani
2016-06-20 0:27 ` [Ocfs2-devel] " Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 16/24] fs: ocfs2: Replace CURRENT_TIME with ktime_get_real_seconds() Deepa Dinamani
2016-06-20 0:27 ` [Ocfs2-devel] " Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 17/24] audit: Use timespec64 to represent audit timestamps Deepa Dinamani
2016-06-20 0:27 ` Deepa Dinamani
2016-06-20 15:16 ` Richard Guy Briggs
2016-06-20 15:16 ` Richard Guy Briggs
2016-06-20 0:27 ` [PATCH v2 18/24] fs: nfs: Make nfs boot time y2038 safe Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 19/24] fnic: Use time64_t to represent trace timestamps Deepa Dinamani
2016-06-20 0:27 ` Deepa Dinamani
2016-06-22 14:09 ` Arnd Bergmann
2016-06-23 1:51 ` Deepa Dinamani
2016-06-23 1:51 ` Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 20/24] block: Replace CURRENT_TIME with ktime_get_real_ts Deepa Dinamani
2016-06-20 0:27 ` Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 21/24] libceph: " Deepa Dinamani
2016-06-20 0:27 ` Deepa Dinamani
2016-06-20 8:33 ` Willem Jan Withagen
2016-06-22 0:56 ` Deepa Dinamani
2016-06-22 8:20 ` Willem Jan Withagen
2016-06-23 0:17 ` Deepa Dinamani
2016-06-23 7:01 ` Willem Jan Withagen
2016-06-20 0:27 ` [PATCH v2 22/24] fs: ceph: Replace current_fs_time for request stamp Deepa Dinamani
2016-06-20 0:27 ` Deepa Dinamani
2016-06-20 0:27 ` [PATCH v2 23/24] time: Delete CURRENT_TIME_SEC and CURRENT_TIME macro Deepa Dinamani
2016-06-22 15:44 ` Arnd Bergmann
2016-06-20 0:27 ` [PATCH v2 24/24] time: Delete current_fs_time() function Deepa Dinamani
2016-06-20 18:03 ` [PATCH v2 00/24] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Linus Torvalds
2016-06-20 18:03 ` [lustre-devel] " Linus Torvalds
2016-06-20 18:03 ` [Ocfs2-devel] " Linus Torvalds
2016-06-20 18:03 ` Linus Torvalds
2016-06-20 18:03 ` Linus Torvalds
2016-06-20 18:03 ` Linus Torvalds
2016-06-20 18:58 ` Deepa Dinamani
2016-06-20 18:58 ` [lustre-devel] " Deepa Dinamani
2016-06-20 18:58 ` [Ocfs2-devel] " Deepa Dinamani
2016-06-20 18:58 ` Deepa Dinamani
2016-06-20 18:58 ` Deepa Dinamani
2016-06-20 18:58 ` Deepa Dinamani
2016-06-21 15:00 ` [Y2038] " Arnd Bergmann
2016-06-21 15:00 ` [lustre-devel] " Arnd Bergmann
2016-06-21 15:00 ` [Ocfs2-devel] " Arnd Bergmann
2016-06-21 15:00 ` Arnd Bergmann
2016-06-21 15:00 ` Arnd Bergmann
2016-06-21 15:00 ` Arnd Bergmann
2016-06-22 15:49 ` Arnd Bergmann
2016-06-22 15:49 ` [lustre-devel] " Arnd Bergmann
2016-06-22 15:49 ` [Ocfs2-devel] " Arnd Bergmann
2016-06-22 15:49 ` Arnd Bergmann
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