Ocfs2 devel - Mar 2023 - [PATCH 1/3] ufs: don't flush page immediately for DIRSYNC directories

On Tue, Mar 07, 2023 at 03:31:23PM +0100, Christoph Hellwig
wrote:
> We do not need to writeout modified directory blocks immediately when
> modifying them while the page is locked. It is enough to do the flush
> somewhat later which has the added benefit that inode times can be
> flushed as well. It also allows us to stop depending on
> write_one_page() function.
> 
> Ported from an ext2 patch by Jan Kara.
Umm...  I'll throw it in ufs pile, I guess (tomorrow - I'll need to
sort out Fabio's patches in the area as well; IIRC, the latest
had been in late December).

On Fri, Mar 10, 2023 at 03:53:53AM +0000, Al Viro wrote:
> On Tue, Mar 07, 2023 at 03:31:23PM +0100, Christoph Hellwig wrote:
> > We do not need to writeout modified directory blocks immediately when
> > modifying them while the page is locked. It is enough to do the flush
> > somewhat later which has the added benefit that inode times can be
> > flushed as well. It also allows us to stop depending on
> > write_one_page() function.
> > 
> > Ported from an ext2 patch by Jan Kara.
> 
> Umm...  I'll throw it in ufs pile, I guess (tomorrow - I'll need to
> sort out Fabio's patches in the area as well; IIRC, the latest
> had been in late December).
Well, the three patches really should go together, otherwise we miss
yet another merge window.