Re: [PATCH V15 00/15] Btrfs: Subpagesize-blocksize: Allow I/O on blocks whose size is less than page size

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On Thursday 31 Mar 2016 15:59:11 David Sterba wrote:
> On Thu, Mar 31, 2016 at 11:31:06AM +0200, David Sterba wrote:
> > On Tue, Mar 22, 2016 at 06:50:32PM +0530, Chandan Rajendra wrote:
> > > On Tuesday 22 Mar 2016 12:04:23 David Sterba wrote:
> > > > On Thu, Feb 11, 2016 at 11:17:38PM +0530, Chandan Rajendra wrote:
> > > > > this patchset temporarily disables the commit
> > > > > f82c458a2c3ffb94b431fc6ad791a79df1b3713e.
> > > > > 
> > > > > The commits for the Btrfs kernel module can be found at
> > > > > https://github.com/chandanr/linux/tree/btrfs/subpagesize-blocksize.
> > > > 
> > > > The branch does not apply cleanly to at least 4.5, I've tried to
> > > > rebase
> > > > it but there are conflicts that are not simple. Please update it on
> > > > top
> > > > of current master, ie. with the preparatory patchset merged.
> > > 
> > > I will rebase the branch and post the patchset soon.
> > 
> > JFYI, I've seen some minor compilation failures:
> > - __do_readpage: unused variable cached
> > - end_bio_extent_buffer_readpage: btree_readahead_hook must tak fs_info
> > - fails build with (config) sanity checks enabled, the fs_info moved
> > 
> >   from eb to eb head
> 
> And the tests crash with my quick fixes, so I'll move the branch out of
> next for now. Please fix it and let me know. My fixes are on top of your
> lastest branch, chandan-subpage-latest in my development gits.

Hi David,

After rebasing the patchset, I found a 'hard to reproduce' space
accounting bug. I am currently figuring out the root cause of the bug. I will
post the patchset once the issue is fixed.

-- 
chandan

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