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 AD3133B5E10
	for <linux-kernel@vger.kernel.org>; Fri,  7 Aug 2026 02:01:05 +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=1786068068; cv=none; b=MMyAeihNVHDTyO8oI4t2peH0hzCpMMVMGbipIqpoZXeGLfu5UMpn78Flr75M8sM82iwqtmmeGPExW1cW7wzhylw998BtPh4YTT0c5djVBXMaMR2mYEZkX9+ir4RP/FBCtgmLcheiAiqzzfcMz4Dg0JklMSbRjebkSkZvOh5SmUc=
ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org;
	s=arc-20240116; t=1786068068; c=relaxed/simple;
	bh=3AtbEbidhOGogDAcLpzzrL8reB1ag0L7IqJqHXgMeKg=;
	h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:
	 MIME-Version:Content-Type; b=t6jTs9MXqOSUze7UkcM7MaIwUwvaGU3Q0fjuuxbP67orTxxNBkwbU+tR3+Vzn2rgmBtjYBLzfP1+fsMHpX4ovjZvCPgg3N8mfSTWSpKVZbXh6ZMTVjygX8mZNQl0Z98htSK/TYnsuW+newmMbv0Mi2pnpL8qzeKdDfls8cLpdfw=
ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EGuIVJCv; arc=none smtp.client-ip=100.103.45.18
Authentication-Results: smtp.subspace.kernel.org;
	dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EGuIVJCv"
Received: by smtp.kernel.org (Postfix) with ESMTPSA id 98A711F00AC4;
	Fri,  7 Aug 2026 02:01:02 +0000 (UTC)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org;
	s=k20260515; t=1786068063;
	bh=NDE5kji9v/BodtdudkyOarUMWe0ARm+7S7FVSarZPAM=;
	h=Date:From:To:cc:Subject:In-Reply-To:References;
	b=EGuIVJCvf3Zae598y8tAVDuHu9NI5f++iK0KXYgH/ijRp8+2JDmqCynCJunivJ90n
	 IUCezUcOiHgX9KXUXZpqrzHwN8a+6vcpRQ7JJm5PBpxBIBbeKSNV0ydjChR8ACJslr
	 J/Y+QeeVbUJdSa6LRGBbrpGifvo4caAsWA7cAJJfOUzkdhXnLMwdgRMAGMazCmZd44
	 jKn5VHY1tHM/i6Hs5A2C4+IBbBf4swZ0U1b7Z6lObSOjLmIHK9TUSZgDbAnzSsUd10
	 jm4cm0BqXYI0aIqu4zKFVUPVFdZ1/Ajs4iWKmHomKbicNizdqvg4i2DtyzLKxMAB73
	 jlR2n7Ck7komA==
Date: Thu, 6 Aug 2026 20:01:01 -0600 (MDT)
From: Paul Walmsley <pjw@kernel.org>
To: Xiaofeng Yuan <xiaofengmian@163.com>
cc: Paul Walmsley <pjw@kernel.org>, Palmer Dabbelt <palmer@dabbelt.com>, 
    Albert Ou <aou@eecs.berkeley.edu>, Alexandre Ghiti <alex@ghiti.fr>, 
    Nam Cao <namcao@linutronix.de>, linux-riscv@lists.infradead.org, 
    linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 0/2] riscv: fix kprobes on minimal kernel configs
In-Reply-To: <20260720032258.5188-1-xiaofengmian@163.com>
Message-ID: <af1fb2be-871f-035f-e4a7-9ad1f4ec3029@kernel.org>
References: <20260720032258.5188-1-xiaofengmian@163.com>
Precedence: bulk
X-Mailing-List: linux-kernel@vger.kernel.org
List-Id: <linux-kernel.vger.kernel.org>
List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org>
List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII

On Mon, 20 Jul 2026, Xiaofeng Yuan wrote:

> When building with an allnoconfig-derived minimal configuration
> (without CONFIG_STRICT_MODULE_RWX), kprobes fails because
> instruction slot pages from EXECMEM_KPROBES are read-only and
> patch_map() bypasses the fixmap writable alias.
> 
> These two patches fix the infrastructure.

Thanks, queued for v7.3.


- Paul