From: Paul Durrant <pdurrant@gmail.com>
To: Jan Beulich <jbeulich@suse.com>
Cc: "Juergen Gross" <jgross@suse.com>, "Wei Liu" <wl@xen.org>,
"Paul Durrant" <paul@xen.org>,
"George Dunlap" <george.dunlap@eu.citrix.com>,
"Andrew Cooper" <andrew.cooper3@citrix.com>,
xen-devel <xen-devel@lists.xenproject.org>,
"Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: [Xen-devel] [PATCH-for-4.13 v2] x86/mm: don't needlessly veto migration
Date: Tue, 8 Oct 2019 10:54:52 +0100 [thread overview]
Message-ID: <CACCGGhAff-k2rDQ5rEz=yPUXNO5rLjFVq1t6S=mwXXNVkE+_vQ@mail.gmail.com> (raw)
In-Reply-To: <597ea92f-fa61-b47b-448a-1e6f4aebe994@suse.com>
On Tue, 8 Oct 2019 at 09:25, Jan Beulich <jbeulich@suse.com> wrote:
>
> On 01.10.2019 17:11, Paul Durrant wrote:
> > --- a/xen/arch/x86/mm/paging.c
> > +++ b/xen/arch/x86/mm/paging.c
> > @@ -209,15 +209,15 @@ static int paging_free_log_dirty_bitmap(struct domain *d, int rc)
> > return rc;
> > }
> >
> > -int paging_log_dirty_enable(struct domain *d, bool_t log_global)
> > +int paging_log_dirty_enable(struct domain *d, bool log_global)
> > {
> > int ret;
> >
> > - if ( is_iommu_enabled(d) && log_global )
> > + if ( has_arch_pdevs(d) && iommu_use_hap_pt(d) && log_global )
>
> To unblock a push to master, the is_iommu_enabled() -> has_arch_pdevs()
> transformation here is needed afaict. Since the other half of the
> change here (and a corresponding change to assign_device()) continues
> to be controversial, could we agree on splitting this patch into two?
> (I'd be fine doing the legwork.)
Yes, please. I don't think there's a realistic chance of me getting
back to this in time for 4.13. Hopefully shortly thereafter I'll be
able to deal with it though.
Paul
>
> Jan
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prev parent reply other threads:[~2019-10-08 9:55 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-01 15:11 [Xen-devel] [PATCH-for-4.13 v2] x86/mm: don't needlessly veto migration Paul Durrant
2019-10-02 8:40 ` Jan Beulich
2019-10-02 8:59 ` Paul Durrant
2019-10-02 9:26 ` Jan Beulich
2019-10-02 9:30 ` Paul Durrant
2019-10-02 9:10 ` Andrew Cooper
2019-10-02 9:32 ` Paul Durrant
2019-10-02 9:40 ` Jan Beulich
2019-10-02 9:55 ` Paul Durrant
2019-10-04 16:48 ` George Dunlap
2019-10-08 8:25 ` Jan Beulich
2019-10-08 9:54 ` Paul Durrant [this message]
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