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Date:   Fri, 8 Feb 2019 18:04:24 +0100
From:   Vlastimil Babka <>
To:     Sandeep Patil <>,,,
Subject: Re: [PATCH v2] mm: proc: smaps_rollup: Fix pss_locked calculation

On 2/3/19 7:54 AM, Sandeep Patil wrote:
> The 'pss_locked' field of smaps_rollup was being calculated incorrectly.
> It accumulated the current pss everytime a locked VMA was found.  Fix
> that by adding to 'pss_locked' the same time as that of 'pss' if the vma
> being walked is locked.
> Fixes: 493b0e9d945f ("mm: add /proc/pid/smaps_rollup")
> Cc: # 4.14.y 4.19.y
> Signed-off-by: Sandeep Patil <>

Acked-by: Vlastimil Babka <>


> ---
> v1->v2
> ------
> - Move pss_locked accounting into smaps_account() inline with pss

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