linux-kernel - Re: [RESEND PATCH 1/4] iommu/omap: Fix pointer cast -Wpointer-to-int-cast warnings on 64 bit

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Date:   Wed, 4 Mar 2020 16:25:23 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
        Suman Anna <s-anna@...com>
Subject: Re: [RESEND PATCH 1/4] iommu/omap: Fix pointer cast
 -Wpointer-to-int-cast warnings on 64 bit

On Tue, Mar 03, 2020 at 09:27:48PM +0100, Krzysztof Kozlowski wrote:
> pointers should be casted to unsigned long to avoid
> -Wpointer-to-int-cast warnings when compiling on 64-bit platform (e.g.
> with COMPILE_TEST):
> 
>     drivers/iommu/omap-iommu.c: In function ‘omap2_iommu_enable’:
>     drivers/iommu/omap-iommu.c:170:25: warning:
>         cast from pointer to integer of different size [-Wpointer-to-int-cast]
>       if (!obj->iopgd || !IS_ALIGNED((u32)obj->iopgd,  SZ_16K))
>                              ^
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>

Applied all, thanks.