Re: [PATCH v6 1/9] fs: add infrastructure for multigrain timestamps

2024-07-17 Thread Jan Kara
On Mon 15-07-24 08:48:52, Jeff Layton wrote: > The VFS has always used 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

[PATCH v6 1/9] fs: add infrastructure for multigrain timestamps

2024-07-15 Thread Jeff Layton
The VFS has always used 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 has always been an issue