Re: [PATCH] maple_tree: use GFP_KERNEL on mas_node_count

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To: 심재선 <jason.sim@xxxxxxxxxxx>
Subject: Re: [PATCH] maple_tree: use GFP_KERNEL on mas_node_count
From: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Date: Thu, 7 Sep 2023 04:49:30 +0100
Cc: "liam.howlett@xxxxxxxxxx" <liam.howlett@xxxxxxxxxx>, "surenb@xxxxxxxxxx" <surenb@xxxxxxxxxx>, "linux-mm@xxxxxxxxx" <linux-mm@xxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "jaewon31.kim@xxxxxxxxx" <jaewon31.kim@xxxxxxxxx>, "maple-tree@xxxxxxxxxxxxxxxxxxx" <maple-tree@xxxxxxxxxxxxxxxxxxx>
In-reply-to: <20230907033914epcms1p61c5eed4d34d5c4212436c201f33292b3@epcms1p6>
References: <CGME20230907033914epcms1p61c5eed4d34d5c4212436c201f33292b3@epcms1p6> <20230907033914epcms1p61c5eed4d34d5c4212436c201f33292b3@epcms1p6>

On Thu, Sep 07, 2023 at 12:39:14PM +0900, 심재선 wrote:
> Use GFP_KERNEL on mas_node_count instead of GFP_NOWAIT | __GFP_NOWARN
> in order to allow memory reclaim.

What testing did you do of this patch?  In particular, did you try it
with lockdep enabled?

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  - From: Peng Zhang

References:
- [PATCH] maple_tree: use GFP_KERNEL on mas_node_count
  - From: 심재선

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