From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C36A238DD3 for ; Thu, 15 Oct 2026 00:05:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792022721; cv=none; b=Yedzn85n2AibdcXbu4dzCMgyzqfEcrJcn+ECjpeguhkYpIsApvfu/LXWPNA0Q2JTzqz558bubm9daleKDC4PZeAjxWE5ejpNNES8txGaTtq9AK09Zp6InNIqv5kaePSd712GMJFC3aKK4zEUND0wAMe84/gP914UABe4hcnRrNY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792022721; c=relaxed/simple; bh=xcHW74AqXS9GUJbeObz0yQg8d/DCNMW7sZGwkQ37Va8=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=fn0bvImYKzK1qIC2fOAcq+3t8oL9ROOmqQ+0h8wtOy2jY9OqSk9QX2XSUwIvxXKJ/KIEXqBipLoYtKb95hE+ZElql+kL3fxuO+M8cShkFDZtDUsEb0SoPDIASXpuYqwPBEsTgPnnURcUu/vaahTfRmxF9rso9vBuFjapHH+Q4Mk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=qB51PsFb; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="qB51PsFb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2730E1F000C4; Thu, 15 Oct 2026 00:05:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1792022720; bh=HX0jqZ6Ei4Zd+dXuJ2rolcpkuLDQZATSc3MdY7kcrts=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=qB51PsFbylsxK7W8jTmiK0HxYIjGQ4CiZTFQkcBr58p8QorGxfQTvamTBqshxBnVy Adr5V0xQWYRfCju9oncwQ9xM5AihJmOqdTEqMvWhbwKjGEyMJ8RryOl+kdN9rvNZ4M OBlsaAXjwj/ViNxVlnx+p7ekyRd30M4ujllDYRUQ= Date: Wed, 14 Oct 2026 17:05:19 -0700 From: Andrew Morton To: Ye Liu Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Ye Liu Subject: Re: [PATCH 0/3] tools/mm: show_page_info.py enhancements and fixes Message-Id: <20261014170519.d07e3a5f791e16a5cb9f51b2@linux-foundation.org> In-Reply-To: <20261014-show_page_info-v1-0-7a68aee0114a@linux.dev> References: <20261014-show_page_info-v1-0-7a68aee0114a@linux.dev> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Wed, 14 Oct 2026 15:04:27 +0800 Ye Liu wrote: > > This series improves the show_page_info.py drgn script with bug fixes > and new features: > > Patch 1 fixes memory cgroup information retrieval by updating the > obj_cgroup type casting and handling slabobj_ext field name changes > for compatibility with newer kernel versions. > > Patch 2 removes the incorrect Page Index field display, as pages > don't have indexes - only folios do. > > Patch 3 adds VMA flags decoding and VMA name display to provide > more detailed information about the virtual memory area containing > the page. > > These changes ensure the script works correctly with current kernel > memory management structures and provides more comprehensive page > state information. Thanks for continuing to maintain this. I'm curious. Does this work mean that you're using this tool in real-world situations? Sashiko had quite a lot to say. https://sashiko.dev/#/patchset/20261014-show_page_info-v1-0-7a68aee0114a@linux.dev