Re: Bug with "fix partial page writes" [3.2-rc regression]

[Andy Whitcroft]

On Thu, Dec 08, 2011 at 09:39:55AM -0800, Hugh Dickins wrote:

[...]
> > [PATCH 1/2] ext4: let mpage_submit_io works well when blocksize < pagesize
> > [PATCH 2/2] ext4: let ext4_discard_partial_buffers handle pages without
> > 
> > [PATCH 1/2] ext4: remove a wrong BUG_ON in ext4_ext_convert_to_initialized
> > [PATCH 2/2] ext4: let ext4_bio_write_page handle EOF correctly
[...]
> Only once, before the fixes, did I ever see an unexplained EINVAL
> (from cp), like Andy reports: I'm very hopeful his case is fixed too.

Yes I have reverted my fix and applied all four of these patches (above).
I have just completed a 100 iteration run of my test case without failure.
This would typically fail in the first iteration 90% of the time and
never survived more than two iterations.

I am comfortable saying they resolve my issue.

-apw
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