linux-kernel - Re: [PATCH] percpu: improve percpu_alloc

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Message-ID: <2b388d09-940e-990f-1f8a-2fdaa9210fa0@openvz.org>
Date:   Fri, 6 May 2022 10:52:30 +0300
From:   Vasily Averin <vvs@...nvz.org>
To:     Shakeel Butt <shakeelb@...gle.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>
Cc:     kernel@...nvz.org, linux-kernel@...r.kernel.org,
        Roman Gushchin <roman.gushchin@...ux.dev>,
        Vlastimil Babka <vbabka@...e.cz>,
        Michal Hocko <mhocko@...e.com>, cgroups@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dennis Zhou <dennis@...nel.org>, Tejun Heo <tj@...nel.org>,
        Christoph Lameter <cl@...ux.com>, linux-mm@...ck.org
Subject: Re: [PATCH] percpu: improve percpu_alloc_percpu event trace

On 5/6/22 07:46, Vasily Averin wrote:
> Added bytes_alloc and gfp_flags fields to the output of the
> percpu_alloc_percpu ftrace event. This is required to track
> memcg-accounted percpu allocations.

Perhaps it makes sense to add call_site too...