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Date:   Sun, 15 Aug 2021 11:19:35 +0200
From:   Christoph Hellwig <>
To:     Alex Sierra <>
Subject: Re: [PATCH v6 07/13] mm: add generic type support to migrate_vma

On Fri, Aug 13, 2021 at 01:31:44AM -0500, Alex Sierra wrote:
> Device generic type case added for migrate_vma_pages and
> migrate_vma_check_page helpers.
> Both, generic and private device types have the same
> conditions to decide to migrate pages from/to device
> memory.

This reas a little weird mostly because it doesn't use up the line
length nicely:

Add the device generic type case to the migrate_vma_pages and
migrate_vma_check_page helpers.  This new case is handled identically
to the existing device private case.

> +			 * We support migrating to private and generic types for device
> +			 * zone memory.

Don't spill comments over 80 characters.

Otherwise looks good:

Reviewed-by: Christoph Hellwig <>

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