linux-kernel - Re: [PATCH] tools/drgn: Add script to display page state for a given PID and VADDR

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Message-Id: <20250415191414.a64de2d228ab5f43a5390acf@linux-foundation.org>
Date: Tue, 15 Apr 2025 19:14:14 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Ye Liu <ye.liu@...ux.dev>
Cc: linux-kernel@...r.kernel.org, linux-toolchains@...r.kernel.org,
 linux-mm@...ck.org, Ye Liu <liuye@...inos.cn>
Subject: Re: [PATCH] tools/drgn: Add script to display page state for a
 given PID and VADDR

On Tue, 15 Apr 2025 15:50:24 +0800 Ye Liu <ye.liu@...ux.dev> wrote:

> From: Ye Liu <liuye@...inos.cn>
> 
> Introduces a new drgn script, `show_page_info.py`, which allows users
> to analyze the state of a page given a process ID (PID) and a virtual
> address (VADDR). This can help kernel developers or debuggers easily
> inspect page-related information in a live kernel or vmcore.
> 
> The script extracts information such as the page flags, mapping, and
> other metadata relevant to diagnosing memory issues.
> 
> Currently, there is no specific maintainer entry for `tools/drgn/` in the
> MAINTAINERS file. Therefore, this patch is sent to the general kernel and
> tools mailing lists for review.

Help.  My copy of linux has no tools/drgn/