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

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On Mon, Jun 20, 2016 at 01:46:38PM +0000, Holger Hoffstätte 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. :(

Brian

> thanks,
> Holger
> 
> [1] http://thread.gmane.org/gmane.linux.file-systems/103940
> 
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