From: Christoph Hellwig <hch@lst.de>
To: Eric Biggers <ebiggers@kernel.org>
Cc: Jan Kara <jack@suse.cz>,
linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net,
linux-xfs@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 11/13] fs: add a lazytime_expired method
Date: Fri, 8 Jan 2021 10:14:36 +0100 [thread overview]
Message-ID: <20210108091436.GC2587@lst.de> (raw)
In-Reply-To: <X/eFxSh3ac6EGdYI@gmail.com>
On Thu, Jan 07, 2021 at 02:05:57PM -0800, Eric Biggers wrote:
> The XFS developers might have a different opinion though, as they were the ones
> who requested it originally:
>
> https://lore.kernel.org/r/20200312143445.GA19160@infradead.org
> https://lore.kernel.org/r/20200325092057.GA25483@infradead.org
> https://lore.kernel.org/r/20200325154759.GY29339@magnolia
> https://lore.kernel.org/r/20200312223913.GL10776@dread.disaster.area
>
> Any thoughts from anyone about whether we should still introduce a separate
> notification for lazytime expiration, vs. just using ->dirty_inode(I_DIRTY_SYNC)
> with I_DIRTY_TIME in i_state?
I still find the way ->dirty_inode is used very confusing, but with this
series and Jan's first patch I think we have a good enough state for now
and don't need to add a method just for XFS. I still think it might make
sense to eventually revisit how file systems are notified about dirtying.
next prev parent reply other threads:[~2021-01-08 9:15 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-05 0:54 [PATCH 00/13] lazytime fixes and cleanups Eric Biggers
2021-01-05 0:54 ` [PATCH 01/13] fs: avoid double-writing inodes on lazytime expiration Eric Biggers
2021-01-07 14:47 ` Jan Kara
2021-01-07 14:58 ` Matthew Wilcox
2021-01-07 21:46 ` Eric Biggers
2021-01-08 8:54 ` Christoph Hellwig
2021-01-08 9:01 ` Christoph Hellwig
2021-01-09 17:11 ` Eric Biggers
2021-01-05 0:54 ` [PATCH 02/13] gfs2: don't worry about I_DIRTY_TIME in gfs2_fsync() Eric Biggers
2021-01-08 8:54 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 03/13] fs: only specify I_DIRTY_TIME when needed in generic_update_time() Eric Biggers
2021-01-08 8:57 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 04/13] fat: only specify I_DIRTY_TIME when needed in fat_update_time() Eric Biggers
2021-01-07 13:13 ` Jan Kara
2021-01-07 19:10 ` Eric Biggers
2021-01-05 0:54 ` [PATCH 05/13] fs: don't call ->dirty_inode for lazytime timestamp updates Eric Biggers
2021-01-07 13:17 ` Jan Kara
2021-01-07 13:18 ` Jan Kara
2021-01-08 9:02 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 06/13] fs: pass only I_DIRTY_INODE flags to ->dirty_inode Eric Biggers
2021-01-08 9:02 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 07/13] fs: correctly document the inode dirty flags Eric Biggers
2021-01-08 9:03 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 08/13] ext4: simplify i_state checks in __ext4_update_other_inode_time() Eric Biggers
2021-01-07 13:24 ` Jan Kara
2021-01-07 19:06 ` Eric Biggers
2021-01-05 0:54 ` [PATCH 09/13] fs: drop redundant checks from __writeback_single_inode() Eric Biggers
2021-01-08 9:12 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 10/13] fs: clean up __mark_inode_dirty() a bit Eric Biggers
2021-01-08 9:10 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 11/13] fs: add a lazytime_expired method Eric Biggers
2021-01-07 14:02 ` Jan Kara
2021-01-07 22:05 ` Eric Biggers
2021-01-08 9:14 ` Christoph Hellwig [this message]
2021-01-05 0:54 ` [PATCH 12/13] xfs: remove a stale comment from xfs_file_aio_write_checks() Eric Biggers
2021-01-08 9:15 ` Christoph Hellwig
2021-01-05 0:54 ` [PATCH 13/13] xfs: implement lazytime_expired Eric Biggers
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