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xen-devel
Re: [Xen-devel] [GIT PULL] for-2.6.32/bug-fixes
> >> That wouldn't tell you anything if they're all empty, as there's nothing
> >> preventing other guests (including other guest OSes) to still send
> >> non-empty ones - after all the protocol allows for this.
> >
> > Aha! That is what you been trying to tell me. I will make a patch to make
> > sure to not overwrite the req->sector_number blindly. What other guest OSes
>
> Or use the patch I proposed?
Yes. Much superior to mine.
>
> > use barriers? I looked at Solaris (it uses 'feature-flush-cache'), NetBSD
> > ('feature-flush-cache') and Linux ('feature-barrier' and now in 2.6.40
> > 'feature-flush-cache').
> >
> > The GPLV Windows drivers have no barrier implementation - do you know if
> > the Novell ones are using barriers?
>
> No, I don't.
Any idea who might know?
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