Hi Christoph,
On 8/1/19 2:10 PM, Christoph Hellwig wrote:
On Thu, Aug 01, 2019 at 02:01:54PM +0800, Lu Baolu wrote:
+ /* No lock here, assumes no domain exit in normal case */
s/exit/exists/ ?
This comment is just moved from one place to another in this patch.
"no domain exit" means "the domain isn't freed". (my understand)
+ info = dev->archdata.iommu;
+ if (likely(info))
+ return info->domain;
But then again the likely would be odd.
Normally there's a domain for a device (default domain or isolation
domain for assignment cases).
Best regards,
Baolu
