Re: [PATCH RFC] ext3 data=guarded v3

[Jan Kara]

On Wed 15-04-09 13:35:23, Linus Torvalds wrote:
> 
> 
> On Wed, 15 Apr 2009, Chris Mason wrote:
> > 
> > Here is another version of the data=guarded work for ext3.  The main
> > difference between this code and yesterday's is the guarded writepage
> > function now sends any newly allocated block through the old data=ordered code.
> 
> I'm inclined to apply the first two patches as infrastructure, since they 
> seem to make sense regardless of data=ordered. The ability to get a 
> callback when IO ends sounds like something that a number of cases might 
> find intriguing, and it's obviously how the actual IO has worked 
> internally anyway.
> 
> Comments?
  Yes, the first two patches look fine to me. I tried to review the third
patch yesterday but my mind has blown up when trying to track all the
possible interactions and I started doing something else to preserve last
bits of sanity ;). Will retry later...

									Honza
-- 
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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