[PATCH V2] arm: mm: fix dcache flush logic for compound high pages

Steve Capper steve.capper at linaro.org
Mon Dec 16 11:28:15 EST 2013


On Mon, Dec 16, 2013 at 03:54:04PM +0000, Will Deacon wrote:
> On Mon, Dec 16, 2013 at 03:03:43PM +0000, Steve Capper wrote:
> > When given a compound high page, __flush_dcache_page will only flush
> > the first page of the compound page repeatedly rather than the entire
> > set of constituent pages.
> > 
> > This patch corrects the logic such that all constituent pages are now
> > flushed.
> 
> Since this probably wants to go to -stable, it's worth mentioning the commit
> which introduced it in the commit text.
> 
> > Signed-off-by: Steve Capper <steve.capper at linaro.org>
> > ---
> > V2: style change use page + i rather than separate struct *cpage
> > ---
> 
>   Acked-by: Will Deacon <will.deacon at arm.com>
> 
> Cheers Steve.
> 
> Will

Ta Will,
That's in Russell's system as: 7923/1

-- 
Steve



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