Re: [RFC][PATCH] libata: enable SATA disk fua detection on default

From: Zheng Liu
Date: Tue Jul 03 2012 - 22:39:02 EST


Hi Michael,

On Wed, Jul 04, 2012 at 12:11:36AM +0400, Michael Tokarev wrote:
> On 03.07.2012 13:04, Zheng Liu wrote:
> > Hi Jeff,
> >
> > Sorry for bothering you. Could you please review this patch, or give me
> > some feedbacks. If this patch can be applied, I can rebase it to the
> > lastest version of mainline kernel. Thank you.
> []
> >> -int libata_fua = 0;
> >> +int libata_fua = 1;
>
> I guess it can be enabled after LOTS of testing of various drives out
> there, which shows that no current drives have issues with FUA anymore,
> and after building a black-list of devices which misbehave. It is quite
> a big project, I think. But what it gives us in return?
>
> (I've no idea if this is the right answer, speaking of myself only)

Thanks for the reply. Indeed it is quite a big project but we enable
FUA feature for SAS disk. Is there any differences?

Regards,
Zheng
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