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SubjectRe: [patch] cache flush bug in mm/filemap.c (all kernels >= 2.5.30(at least))
ah, ok. so there are cache issues even if if the user pte is not 
established yet? Then it seems natural to couple flush_dcache_page with
pte establishing, not at the driver level.

--Mika


David S. Miller wrote:

> From: **UNKNOWN CHARSET** <mika.penttila@kolumbus.fi>
> Date: Mon, 26 May 2003 08:07:10 +0300
>
> I don't think the flush_dcache_page thing is done almost anywhere in the
> block/driver level right now.
>
>It isn't and it shouldn't :-)
>
> And we shouldn't be doing io reads to pagecache pages with user
> mappings anyway normally. direct-io is a different thing.
>
>We are talking about the case where we are bringing in the
>data for the first time, on the page cache lookup miss.
>
>
>


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