Re: What happened to the sb writeback list (aka sync efficiency) fix?

[Brian Foster <bfoster@redhat.com>]

On Tue, Jun 21, 2016 at 04:12:17PM +0200, Holger Hoffst�tte wrote:
> On 06/21/16 16:03, Brian Foster wrote:
> > On Tue, Jun 21, 2016 at 02:54:46PM +0200, Jan Kara wrote:
> >> On Mon 20-06-16 12:43:34, Brian Foster wrote:
> >>> On Mon, Jun 20, 2016 at 01:46:38PM +0000, Holger Hoffst�tte wrote:
> >>>>
> >>>> Once upon a time there was this fine patch set called
> >>>> "improve sync efficiency with sb inode wb list" [1]
> >>>> by Brian Foster, who fixed up the original version by Josef Bacik.
> >>>>
> >>>> I've been running with this since then and it seems to work flawlessly,
> >>>> yet it doesn't seem that this ever got merged..does anybody know why?
> >>>>
> >>>> Waiman Long has been working on something similar with his per-CPU
> >>>> lists, but those patches naturally collide a bit, so I'm wondering
> >>>> what's what.
> >>>>
> >>>> Fwiw the effect of the wb list on systems with many cached inodes is
> >>>> phenomal; it would be a shame if this went unmerged.
> >>>>
> >>>
> >>> FWIW, the latest version posted was v7:
> >>>
> >>> http://thread.gmane.org/gmane.linux.file-systems/104078
> >>>
> >>> Thanks for the testing feedback. Unfortunately, I've not really heard
> >>> any feedback on getting this merged. I'm not sure the previous
> >>> version(s) by Josef and Dave got much traction either. :(
> >>
> >> Actually it would be a pitty to have this dropped. Please rebase & resend
> >> the patches and send them to AKPM asking him to merge them because Al isn't
> >> replying... That should make things moving.
> >>
> > 
> > Sure, it rebases clean so I can post a v8 after I get a chance to run
> > some regression tests.
> > 
> > Holger,
> > 
> > Care to offer a Tested-by?
> 
> My pleasure:
> 
> Tested-by: Holger Hoffst�tte <holger.hoffstaette@applied-asynchrony.com>
> 

Should this be "holger.hoffstatte@..." (note the dropped 'e')? I got a
return to sender for the above on my recent post. Probably not worth
resending, but you could reply to the post on-list with an accurate
email and I'll fix it up locally as well...

Brian

> I did this on my custom 4.4.x++ frankenkernel, but I don't see why it
> wouldn't work on mainline.
> 
> cheers,
> Holger
> 
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