Re: [PATCH 2/2] cmd64x: set IDE_HFLAG_SERIALIZE explictly for CMD646

[Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx>]

Hello.

Bartlomiej Zolnierkiewicz wrote:

> > > > > > > * Set IDE_HFLAG_SERIALIZE explictly for CMD646.
> > > > > > >           
> > > > > > >               
> > > > > >  Was that some kernel.org bug that this is fixing?
> > > > > >         
> > > > > >             
> > > > > Nope (AFAIK).
> > > > >       
> > > > >           
> > > >     User report then?
> > > >     
> > > >         
> > > Nope as far as my inbox tells me.
> > >   
> > >       
> >    Then whar's the reason? :-)
> >     
>
> From the patch description:
>
> 	* Set IDE_HFLAG_SERIALIZE explictly for CMD646.
>
> 	* Remove no longer needed ide_cmd646 chipset type (which has
> 	  a nice side-effect of fixing handling of unexpected IRQs).
>
> The latter is possible because of the former
> (see ide-probe.c::init_irq() for details).
>   

  Ah, got it at last. But I doubt that 646 *really* needs serialization...

MBR, Sergei


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