Re: [PATCH 2/3] mm: mmap_lock: use DECLARE_EVENT_CLASS and DEFINE_EVENT_FN

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To: Gang Li <ligang.bdlg@xxxxxxxxxxxxx>
Subject: Re: [PATCH 2/3] mm: mmap_lock: use DECLARE_EVENT_CLASS and DEFINE_EVENT_FN
From: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Date: Fri, 30 Jul 2021 10:46:19 +0800
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Axel Rasmussen <axelrasmussen@xxxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, Linux Memory Management List <linux-mm@xxxxxxxxx>
In-reply-to: <20210729092841.38175-1-ligang.bdlg@bytedance.com>
References: <20210729092841.38175-1-ligang.bdlg@bytedance.com>

On Thu, Jul 29, 2021 at 5:28 PM Gang Li <ligang.bdlg@xxxxxxxxxxxxx> wrote:
>
> By using DECLARE_EVENT_CLASS and TRACE_EVENT_FN, we can save a lot
> of space from duplicate code.
>
> Signed-off-by: Gang Li <ligang.bdlg@xxxxxxxxxxxxx>

Reviewed-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>

References:
- [PATCH 2/3] mm: mmap_lock: use DECLARE_EVENT_CLASS and DEFINE_EVENT_FN
  - From: Gang Li

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