From patchwork Wed Jan 10 21:05:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= X-Patchwork-Id: 13516567 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (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 000E14F5EF; Wed, 10 Jan 2024 21:08:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="T0yCjpjE" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1704920893; bh=5xzC9o7ZwfdiClX7d+ONP8pEhD1E9GYUmkmkVAcMUhk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=T0yCjpjEZbcEntuGdOJbnpHvA818RIEsBiZ2olN3DGSVUuYTCw8Dnc0T9zjaezfKc WCIRfTk83m5YU/TtUeXtYh3qoy/auhkBqWg/cPDNINKwmkxVKfF1e84Ku7hacwFhjT 4bIyZw4mWedSLR6fHuGT/GIPXt1begbF3vanEMB2sCOHT0Vn/SVKJE9xdNP+Zbx9TK Wi/skF+NcFLBZ1FkMi/vmE2mt2lKDUe3cufGBB99GdJ45KQE6vGoiz4lsUOsg9q89s uoNUABJ3O9AdhLekv5ezO1b2MiMjsfdkWJp10OEZg+luSBl6lCxmT8b3A/0TyiirWD zObEe1TNwBCrQ== Received: from localhost.localdomain (zone.collabora.co.uk [167.235.23.81]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: nfraprado) by madrid.collaboradmins.com (Postfix) with ESMTPSA id A5077378147E; Wed, 10 Jan 2024 21:08:10 +0000 (UTC) From: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= To: Kees Cook Cc: kernel@collabora.com, AngeloGioacchino Del Regno , =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= , "Guilherme G. Piccoli" , Tony Luck , linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] pstore/ram: Register to module device table Date: Wed, 10 Jan 2024 18:05:02 -0300 Message-ID: <20240110210600.787703-2-nfraprado@collabora.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240110210600.787703-1-nfraprado@collabora.com> References: <20240110210600.787703-1-nfraprado@collabora.com> Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Register the compatible for this module on the module device table so it can be automatically loaded when a matching DT node is present, allowing logging of panics and oopses without any intervention. Signed-off-by: Nícolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Kees Cook --- fs/pstore/ram.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index 88b34fdbf759..b1a455f42e93 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -893,6 +893,7 @@ static const struct of_device_id dt_match[] = { { .compatible = "ramoops" }, {} }; +MODULE_DEVICE_TABLE(of, dt_match); static struct platform_driver ramoops_driver = { .probe = ramoops_probe, From patchwork Wed Jan 10 21:05:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= X-Patchwork-Id: 13516568 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (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 E0F2A4F89C; Wed, 10 Jan 2024 21:08:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="fATdJl5O" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1704920900; bh=noDFINTUJw7LAeahmfm3fQbOwo432AdB3LzyaJ+7kRs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fATdJl5Obq39/BQX/tzMPIr9P1qEn2ATIxmvZ12H1B7w2KNZ6XkA7mq7STR8tszwD 3VsWoUuKq+O4JRpj38WWpljzEGFDwHwGMH0H1LDrYS0tGZv+yvTro8mk9YVbXV0map XK2UdZ/Ryu7R9D/bq8Eh8GHSdPmnOSmtOFTF96mnnXo7+SHPxGEo2+e+284jSOK0O4 /qRyBTuDTz9FaESOA6TqXMi07k5A8B+0PInSYOLB8X3OEZHQJ8XahsKWyNGIdydVuz f2fxWMe5elCLj8EYlhErwL5SOqLMtHj/Jt1weedGa1IhePKoncPQZmCJQ5xySYeaiP EaE0Bv9x0wC+g== Received: from localhost.localdomain (zone.collabora.co.uk [167.235.23.81]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: nfraprado) by madrid.collaboradmins.com (Postfix) with ESMTPSA id E6D8D378148C; Wed, 10 Jan 2024 21:08:13 +0000 (UTC) From: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= To: Kees Cook Cc: kernel@collabora.com, AngeloGioacchino Del Regno , =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= , Arnd Bergmann , Bjorn Andersson , Catalin Marinas , Dmitry Baryshkov , Geert Uytterhoeven , "Guilherme G. Piccoli" , Konrad Dybcio , Krzysztof Kozlowski , Marek Szyprowski , Neil Armstrong , Tony Luck , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] arm64: defconfig: Enable PSTORE_RAM Date: Wed, 10 Jan 2024 18:05:03 -0300 Message-ID: <20240110210600.787703-3-nfraprado@collabora.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240110210600.787703-1-nfraprado@collabora.com> References: <20240110210600.787703-1-nfraprado@collabora.com> Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Enable PSTORE_RAM, that is the ramoops driver, in the defconfig, to allow logging and retrieving panics and oopses to/from RAM automatically for platforms that have a ramoops reserved memory node in DT. Signed-off-by: Nícolas F. R. A. Prado Reviewed-by: David Heidelberg --- arch/arm64/configs/defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index d48659217bb4..0b0ef6877a12 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -1589,6 +1589,7 @@ CONFIG_HUGETLBFS=y CONFIG_CONFIGFS_FS=y CONFIG_EFIVAR_FS=y CONFIG_SQUASHFS=y +CONFIG_PSTORE_RAM=m CONFIG_NFS_FS=y CONFIG_NFS_V4=y CONFIG_NFS_V4_1=y