RE: [PATCH 3/3] iommu/vt-d: Remove scalabe mode in domain_context_clear_one()

[Tian, Kevin]

> From: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
> Sent: Thursday, February 29, 2024 5:48 PM
> 
> @@ -2175,9 +2175,6 @@ static void domain_context_clear_one(struct
> device_domain_info *info, u8 bus, u8
>  	struct context_entry *context;
>  	u16 did_old;
> 
> -	if (!iommu)
> -		return;
> -

is this check only relevant to sm mode or should it be removed for
both legacy/sm? If the latter please add a note in the commit msg.

otherwise,

Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>