Re: [PATCH] fs: don't allocate blocks beyond EOF from __mpage_writepage

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On Wed, Jan 25, 2023 at 03:23:51PM +0100, Jan Kara wrote:
> On Sun 08-01-23 09:25:10, Christoph Hellwig wrote:
> > On Tue, Jan 03, 2023 at 11:44:30AM +0100, Jan Kara wrote:
> > > When __mpage_writepage() is called for a page beyond EOF, it will go and
> > > allocate all blocks underlying the page. This is not only unnecessary
> > > but this way blocks can get leaked (e.g. if a page beyond EOF is marked
> > > dirty but in the end write fails and i_size is not extended).
> > 
> > Looks good:
> > 
> > Reviewed-by: Christoph Hellwig <hch@xxxxxx>
> 
> Matthew, Andrew, can one of you please pick up this fix? Thanks!

I don't have a pull request pending for next merge window, so probably
best if Andrew picks it up.



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