Re: [git pull] IOMMU Updates for Linux v6.16

[Rolf Eike Beer]

On Samstag, 31. Mai 2025 07:20:02 Mitteleuropäische Sommerzeit Linus Torvalds 
wrote:
> On Fri, 30 May 2025 at 21:57, Linus Torvalds
> 
> <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
> > Bah. This seems very broken.
> > 
> > I haven't bisected it, but my arm64 build - which I sadly didn't end
> > 
> > up doing earlier today - breaks with modpost errors:
> >    ERROR: modpost: "arm_smmu_make_cdtable_ste"
> > 
> > [drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-test.ko] undefined!
> 
> Ok, bisected to commit e436576b0231 ("iommu: make inclusion of
> arm/arm-smmu-v3 directory conditional").
> 
> Which explains why I didn't see any obvious code changes that would
> explain that.
> 
> This is with a plain "make allmodconfig" build, and I think the issue
> is that CONFIG_ARM_SMMU_V3 is 'm', not 'y', and the change didn't take
> that modular case into account at all.
> 
> I'll revert it, but I'll wait until tomorrow to see if somebody has an
> alternative fix.

Sorry for the mess. Arnd Bergmann already has a fix sent, looks like it got 
stuck somewhere.

Regards,

Eike
-- 
Rolf Eike Beer

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