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Date:	Mon, 11 Apr 2011 02:26:45 GMT
Subject: [Bug 32972] EXT4 causes corrupt BitTorrent downloads

--- Comment #5 from Feng Tang <>  2011-04-11 02:26:43 ---

> Actually, I'm much more comfortable backing out commit 6de9843da
> entirely.  The above is *not* equivalent to what we had before ---
> consider the case where ext4_map_blocks returns !EXT4_MAP_MAPPED && 
> I don't *think* this should happen in the case where ext4_map_blocks
> returns a value > 0, but the fact that it's not obvious, means I'd
> much rather keep things the way that they are.  It's not like dropping
> the set_buffer_mapped(bh) was saving anything measurable anyway....
>                         - Ted

Agree for the revert and sorry for the inconvenience brought by my patch. I
walked across the code when debugging a problem, and thought the patch can
clean the code a little :( 


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