linux-kernel - Re: [PATCH] iommu/ipmmu-vmsa: Remove ipmmu_utlb

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Date:   Fri, 13 Jan 2023 15:12:21 -0400
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Joerg Roedel <joro@...tes.org>
Cc:     Lu Baolu <baolu.lu@...ux.intel.com>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Vasant Hegde <vasant.hegde@....com>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        Sven Peter <sven@...npeter.dev>, iommu@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Joerg Roedel <jroedel@...e.de>
Subject: Re: [PATCH] iommu/ipmmu-vmsa: Remove ipmmu_utlb_disable()

On Fri, Jan 13, 2023 at 07:56:40PM +0100, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@...e.de>
> 
> The function is unused after commit 1b932ceddd19 ("iommu:
> Remove detach_dev callbacks") and so compilation fails with
> 
> drivers/iommu/ipmmu-vmsa.c:305:13: error: ‘ipmmu_utlb_disable’ defined but not used [-Werror=unused-function]
>   305 | static void ipmmu_utlb_disable(struct ipmmu_vmsa_domain *domain,
>       |             ^~~~~~~~~~~~~~~~~~
> 
> Remove the function to fix the compile error.
> 
> Fixes: 1b932ceddd19 ("iommu: Remove detach_dev callbacks")
> Signed-off-by: Joerg Roedel <jroedel@...e.de>
> ---
>  drivers/iommu/ipmmu-vmsa.c | 12 ------------
>  1 file changed, 12 deletions(-)

I'm surprised the 0-day bot didn't notice?

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason