Messages in this thread | | | From | "Tian, Kevin" <> | Subject | RE: [PATCH v1 2/8] iommu: Introduce a new iommu_group_replace_domain() API | Date | Mon, 6 Feb 2023 06:40:40 +0000 |
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> From: Nicolin Chen <nicolinc@nvidia.com> > Sent: Saturday, February 4, 2023 1:45 AM > > On Fri, Feb 03, 2023 at 08:26:44AM +0000, Tian, Kevin wrote: > > > > +/** > > > + * iommu_group_replace_domain - replace the domain that a group is > > > attached to > > > + * @new_domain: new IOMMU domain to replace with > > > + * @group: IOMMU group that will be attached to the new domain > > > + * > > > + * This API allows the group to switch domains without being forced to > go to > > > + * the blocking domain in-between. > > > + * > > > + * If the attached domain is a core domain (e.g. a default_domain), it will > act > > > + * just like the iommu_attach_group(). > > > > I think you meant "the currently-attached domain", which implies a > > 'detached' state as you replied to Baolu. > > Hmm, I don't see an implication, since we only have either > "the attached domain" or "a new domain" in the context?
probably just me reading it as "the newly attached domain". 😊
> > With that being said, I can add "currently" in v2: > * If the currently attached domain is a core domain (e.g. a default_domain), > * it will act just like the iommu_attach_group(). >
this is clearer.
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