From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 377CE34FF62; Fri, 17 Apr 2026 17:58:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776448698; cv=none; b=GQNlNWr7MYbj6l1ogyg7TMG9mqdh+PUdA9GzJPxDJbXc5rmwYPylL/xkgFBi8y02ogcl9n3rZQZGQ0dlNdYYkV9Y22WPjIxp+KWm3JB1V6wu8zCyTyh4mUpvYGJSo0Qmq0TbcH9so9v5XsVFj5reW+hJNB/5MJciVbgGTmNYeTM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776448698; c=relaxed/simple; bh=OznS5k+Y9tBwswJLbKpzM/l10Fd+kOv7XSaKZ/Nsp/A=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=TCY4OO+9qQBtmLluHXlcACxFrmR2ESMtQIPzXbOM5jTBn90c0xMb2btBCEWaxq+qUL7jHe2OzAFP7W8F9ZbJkKZ9I9IQ3mMenB1IfLlTm2mzgfMu5gGt6c9psmHeu00T2YfFBYegCKnHUsU0SP/9fzBZxEnY4um3RvFHJkp+sOc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b=KD6wLOy3; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b="KD6wLOy3" Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id DD1251D70; Fri, 17 Apr 2026 10:58:09 -0700 (PDT) Received: from e129823.cambridge.arm.com (e129823.arm.com [10.1.197.6]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 31E563F7D8; Fri, 17 Apr 2026 10:58:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1776448695; bh=OznS5k+Y9tBwswJLbKpzM/l10Fd+kOv7XSaKZ/Nsp/A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KD6wLOy3E7HTI+2ROb0L8q+IvHNRcfw8dyUJ/3sjB3mKLsebV+E/FDlTtn4k73EW3 CtWJVnAlL1JGRCVWAMM+bw/M+1RabxCbjEUD2nsbDxFEy+GG+vUJhpjXofMiRezwnJ cYN9pFXK8e4HOnZZA8LUXSNFNUZ73nNf39F6Jv2c= From: Yeoreum Yun To: linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev Cc: paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, zohar@linux.ibm.com, roberto.sassu@huawei.com, dmitry.kasatkin@gmail.com, eric.snowberg@oracle.com, peterhuewe@gmx.de, jarkko@kernel.org, jgg@ziepe.ca, sudeep.holla@kernel.org, maz@kernel.org, oupton@kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org, Yeoreum Yun Subject: [RFC PATCH 3/4] firmware: arm_ffa: revert ffa_init() initcall level to device_initcall Date: Fri, 17 Apr 2026 18:57:58 +0100 Message-Id: <20260417175759.3191279-4-yeoreum.yun@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260417175759.3191279-1-yeoreum.yun@arm.com> References: <20260417175759.3191279-1-yeoreum.yun@arm.com> Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit commit 0e0546eabcd6 ("firmware: arm_ffa: Change initcall level of ffa_init() to rootfs_initcall") changed the initcall level of ffa_init() to rootfs_initcall to address an issue where IMA could not properly recognize the TPM device. However, this introduces a problem: pKVM fails to handle any FF-A calls because it cannot trap the FFA_VERSION call invoked by ffa_init(). Since the IMA init function level has been changed to late_initcall_sync, there is no longer a need to keep ffa_init() at rootfs_initcall. Revert it back to device_initcall. Signed-off-by: Yeoreum Yun --- drivers/firmware/arm_ffa/driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/firmware/arm_ffa/driver.c b/drivers/firmware/arm_ffa/driver.c index f2f94d4d533e..02c76ac1570b 100644 --- a/drivers/firmware/arm_ffa/driver.c +++ b/drivers/firmware/arm_ffa/driver.c @@ -2106,7 +2106,7 @@ static int __init ffa_init(void) kfree(drv_info); return ret; } -rootfs_initcall(ffa_init); +device_initcall(ffa_init); static void __exit ffa_exit(void) { -- LEVI:{C3F47F37-75D8-414A-A8BA-3980EC8A46D7}