linux-kernel - Re: [PATCH V6] x86/mm: Tracking linear mapping split events

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Message-ID: <YBNLrg1CI4yGBOyB@mtj.duckdns.org>
Date:   Thu, 28 Jan 2021 18:41:34 -0500
From:   Tejun Heo <tj@...nel.org>
To:     Saravanan D <saravanand@...com>
Cc:     x86@...nel.org, dave.hansen@...ux.intel.com, luto@...nel.org,
        peterz@...radead.org, willy@...radead.org,
        linux-kernel@...r.kernel.org, kernel-team@...com,
        linux-mm@...ck.org, songliubraving@...com, hannes@...xchg.org
Subject: Re: [PATCH V6] x86/mm: Tracking linear mapping split events

On Thu, Jan 28, 2021 at 03:34:30PM -0800, Saravanan D wrote:
> To help with debugging the sluggishness caused by TLB miss/reload,
> we introduce monotonic hugepage [direct mapped] split event counts since
> system state: SYSTEM_RUNNING to be displayed as part of
> /proc/vmstat in x86 servers
...
> Signed-off-by: Saravanan D <saravanand@...com>

Acked-by: Tejun Heo <tj@...nel.org>

Thanks.

-- 
tejun