linux-kernel - Re: [f2fs-dev] [PATCH v7 00/13] fs: implement multigrain timestamps

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Message-Id: <169385106866.19669.14483196627780303129.git-patchwork-notify@kernel.org>
Date:   Mon, 04 Sep 2023 18:11:08 +0000
From:   patchwork-bot+f2fs@...nel.org
To:     Jeff Layton <jlayton@...nel.org>
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Subject: Re: [f2fs-dev] [PATCH v7 00/13] fs: implement multigrain timestamps

Hello:

This series was applied to jaegeuk/f2fs.git (dev)
by Christian Brauner <brauner@...nel.org>:

On Mon, 07 Aug 2023 15:38:31 -0400 you wrote:
> The VFS always uses coarse-grained timestamps when updating the
> ctime and mtime after a change. This has the benefit of allowing
> filesystems to optimize away a lot metadata updates, down to around 1
> per jiffy, even when a file is under heavy writes.
> 
> Unfortunately, this coarseness has always been an issue when we're
> exporting via NFSv3, which relies on timestamps to validate caches. A
> lot of changes can happen in a jiffy, so timestamps aren't sufficient to
> help the client decide to invalidate the cache.
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,v7,01/13] fs: remove silly warning from current_time
    https://git.kernel.org/jaegeuk/f2fs/c/b3030e4f2344
  - [f2fs-dev,v7,02/13] fs: pass the request_mask to generic_fillattr
    https://git.kernel.org/jaegeuk/f2fs/c/0d72b92883c6
  - [f2fs-dev,v7,03/13] fs: drop the timespec64 arg from generic_update_time
    https://git.kernel.org/jaegeuk/f2fs/c/541d4c798a59
  - [f2fs-dev,v7,04/13] btrfs: have it use inode_update_timestamps
    https://git.kernel.org/jaegeuk/f2fs/c/bb7cc0a62e47
  - [f2fs-dev,v7,05/13] fat: make fat_update_time get its own timestamp
    (no matching commit)
  - [f2fs-dev,v7,06/13] ubifs: have ubifs_update_time use inode_update_timestamps
    (no matching commit)
  - [f2fs-dev,v7,07/13] xfs: have xfs_vn_update_time gets its own timestamp
    (no matching commit)
  - [f2fs-dev,v7,08/13] fs: drop the timespec64 argument from update_time
    (no matching commit)
  - [f2fs-dev,v7,09/13] fs: add infrastructure for multigrain timestamps
    https://git.kernel.org/jaegeuk/f2fs/c/ffb6cf19e063
  - [f2fs-dev,v7,10/13] tmpfs: add support for multigrain timestamps
    https://git.kernel.org/jaegeuk/f2fs/c/d48c33972916
  - [f2fs-dev,v7,11/13] xfs: switch to multigrain timestamps
    (no matching commit)
  - [f2fs-dev,v7,12/13] ext4: switch to multigrain timestamps
    https://git.kernel.org/jaegeuk/f2fs/c/0269b585868e
  - [f2fs-dev,v7,13/13] btrfs: convert to multigrain timestamps
    https://git.kernel.org/jaegeuk/f2fs/c/50e9ceef1d4f

You are awesome, thank you!
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