linux-kernel - Re: block_page_mkwrite? (Re: fault vs invalidate race (Re: -mm merge plans for 2.6.23))

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Date:	Thu, 12 Jul 2007 12:42:30 +1000
From:	Nick Piggin <nickpiggin@...oo.com.au>
To:	David Chinner <dgc@....com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Linux Memory Management <linux-mm@...ck.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	xfs-oss <xfs@....sgi.com>
Subject: Re: block_page_mkwrite? (Re: fault vs invalidate race (Re: -mm merge
 plans for 2.6.23))

David Chinner wrote:
> On Thu, Jul 12, 2007 at 10:54:57AM +1000, Nick Piggin wrote:
> 
>>Andrew Morton wrote:
>>
>>>The fault-vs-invalidate race fix.  I have belatedly learned that these 
>>>need
>>>more work, so their state is uncertain.
>>
>>The more work may turn out being too much for you (although it is nothing
>>exactly tricky that would introduce subtle bugs, it is a fair amont of 
>>churn).
> 
> 
> OK, so does that mean we can finally get the block_page_mkwrite
> patches merged?
> 
> i.e.:
> 
> http://marc.info/?l=linux-kernel&m=117426058311032&w=2
> http://marc.info/?l=linux-kernel&m=117426070111136&w=2
> 
> I've got up-to-date versions of them ready to go and they've been
> consistently tested thanks to the XFSQA test I wrote for the bug
> that it fixes. I've been holding them out-of-tree for months now
> because ->fault was supposed to supercede this interface.....

Yeah, as I've said, don't hold them back because of me. They are
relatively simple enough that I don't see why they couldn't be
merged in this window.

-- 
SUSE Labs, Novell Inc.
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