From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 27197FA1FD3 for ; Wed, 22 Apr 2026 16:25:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=G16Wr5UGS3BH+L8X0Ym+eqIeEfX1cXapr7I5ka7X4Us=; b=j/Q0F+VO7LEwiXYeeUSEDT4/En SqpdyMUeO6O9d/UrUkRZPiL5uMenCx2RmE86ul50JHsR/3x5mSjmBjDTWg56q8CmufhGxhwUiwdlS 6y+iubg7A+2nwzsDON8lCZ/Ih3ul0+SxBfTmYjvSbcq8oe4erRPx+PXcUZB8DB+lMgqOMcZ6vtZWY UgmxbwMmquU1Q4uHzoSaQ1GsNdXyPpoo1wyDRHz3qTCRmMEyuKshfJJChGYQ1rVP3IZXugq6LkKsF IyJxH8aw7bHZDBALflqe9kgiNV4E22qc8zNgg1h2EWTEoR4Nx4P0ZSnv2aoKe6o/5+Am6Osr/e8cv fKZm6nmw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wFaO1-0000000AVWe-0VP4; Wed, 22 Apr 2026 16:25:13 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wFaNw-0000000AVUl-45DU for linux-arm-kernel@lists.infradead.org; Wed, 22 Apr 2026 16:25:10 +0000 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 205DB1F37; Wed, 22 Apr 2026 09:25:02 -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 3E5013F23F; Wed, 22 Apr 2026 09:25:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1776875107; bh=OznS5k+Y9tBwswJLbKpzM/l10Fd+kOv7XSaKZ/Nsp/A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bzTVtfGrgh+q1HyFQnBqATd+NWOiXVGKbY6NQxgybP/vyqhIv5ByWSbm9lfRGENC0 fSYA/lyhTzTz3EGMzvKH4rzhkwXNkM1IDkaQGw6s6ZxACKseghScFXtZDZJa4mJd3m Wk5xtK8cywNdld7I98uuXIF0swLxZOeqWBz+okjY= 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, 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, noodles@meta.com, sebastianene@google.com, Yeoreum Yun Subject: [RFC PATCH v2 3/4] firmware: arm_ffa: revert ffa_init() initcall level to device_initcall Date: Wed, 22 Apr 2026 17:24:48 +0100 Message-Id: <20260422162449.1814615-4-yeoreum.yun@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260422162449.1814615-1-yeoreum.yun@arm.com> References: <20260422162449.1814615-1-yeoreum.yun@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260422_092509_049607_21BD5D33 X-CRM114-Status: GOOD ( 11.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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}