linux-kernel - Re: [PATCH 5/6] mm: compaction: add trace event for fast freepages isolation

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Message-ID: <7c4665b0-f7c5-64f1-2509-9e4643181e60@suse.cz>
Date:   Tue, 30 May 2023 10:24:37 +0200
From:   Vlastimil Babka <vbabka@...e.cz>
To:     Baolin Wang <baolin.wang@...ux.alibaba.com>,
        akpm@...ux-foundation.org
Cc:     mgorman@...hsingularity.net, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/6] mm: compaction: add trace event for fast freepages
 isolation

On 5/25/23 14:54, Baolin Wang wrote:
> The fast_isolate_freepages() can also isolate freepages, but we can not
> know the fast isolation efficiency to understand the fast isolation pressure.
> So add a trace event to show some numbers to help to understand the efficiency
> for fast freepages isolation.
> 
> Signed-off-by: Baolin Wang <baolin.wang@...ux.alibaba.com>

Acked-by: Vlastimil Babka <vbabka@...e.cz>