[PATCH v1 2/7] iommu/arm-smmu-v3: Replace s1_cfg with ctx_desc_cfg

Jason Gunthorpe jgg at nvidia.com
Fri Jul 28 11:54:10 PDT 2023


On Fri, Jul 28, 2023 at 11:41:26AM -0700, Nicolin Chen wrote:
> On Fri, Jul 28, 2023 at 09:22:52AM -0300, Jason Gunthorpe wrote:
> > On Fri, Jul 28, 2023 at 03:47:45PM +0800, Michael Shavit wrote:
> > > On Fri, Jul 28, 2023 at 4:57 AM Nicolin Chen <nicolinc at nvidia.com> wrote:
> > > 
> > > > It'd be nicer to align all the variables to "cd_table" like the
> > > > 2nd piece here. And if we rename the struct name too:
> > > >
> > > >         struct arm_smmu_cdtab_cfg *cd_table = xxxx;
> > > 
> > > I agree that renaming these would be nice. There's 36 usages of cdcfg
> > > in arm-smmu-v3.c, and 6 usages of  arm_smmu_ctx_desc_cfg.
> > > I can rename the struct since we'll be touching many of those in this
> > > patch anyways, but I'm a bit concerned of the churn from updating all
> > > the cdcfg usages.
> > 
> > Will was not keen on churn for clarity so it seem better to be
> > thoughtful about what is touched to get this merged.
> 
> Still, it would be odd to have "cdcfg" and "cd_table" at the same
> time. If we have to be conservative, perhaps we should just align
> with the old naming: "struct arm_smmu_ctx_desc_cfg *cdcfg;"...

Yeah, I think changing to cd_table in the places touched makes alot of
sense

Jason



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