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Date:   Fri, 14 Feb 2020 15:40:23 -0800
From:   Mike Kravetz <>
To:     Jules Irenge <>,
Cc:, Andrew Morton <>,
Subject: Re: [PATCH 06/30] mm/hugetlb: Add missing annotation for

On 2/14/20 12:47 PM, Jules Irenge wrote:
> Sparse reports a warning at gather_surplus_pages()
> warning: context imbalance in hugetlb_cow() - unexpected unlock
> The root cause is the missing annotation at gather_surplus_pages()
> Add the missing __must_hold(&hugetlb_lock)
> Signed-off-by: Jules Irenge <>

Reviewed-by: Mike Kravetz <>
Mike Kravetz

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