From patchwork Fri Apr 11 09:32:51 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 14048011 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 E6360C36010 for ; Fri, 11 Apr 2025 10:08:48 +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: Content-Type:MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=mN08T+lAXbl7r9bzqH6+wsZ94RJo5X3M/h+i9whWoUk=; b=Z5PWqUYSYq2GSuoF69WdrVm96f Fqho8NTTNBspb0WHrh/d5T2n21JneNq2Ij9suhMOydtv1Bs/iAg9t3t0b9ias66sJGrxKNMOfs+mh eEE5Srr253HbYxARGWA2KRM5UEy2e+Y0d7uYgJRCUhhKwsDQ6IHM34/su84qWDq4FuQ+R6m0R96rv GcpLlMmfh3aNTh0ZC6cqBBotYOsG4qpdJTbZemR12BhoFIL5Dci3AZZVnFjZOppu+QBeyXyXEPuzS qazyclX5WT5lrOPs6rHBaG/8DGaSg+aSdesCB5oF/Ta4vOgabP5BtXnFtfA778wtjqdwJrXObGM+C zb0nu4Hg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u3BJO-0000000DJta-3YLv; Fri, 11 Apr 2025 10:08:38 +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 1u3Akq-0000000DDdE-2IVN for linux-arm-kernel@lists.infradead.org; Fri, 11 Apr 2025 09:32:57 +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 0662F106F; Fri, 11 Apr 2025 02:32:56 -0700 (PDT) Received: from usa.arm.com (e133711.arm.com [10.1.196.55]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 356FA3F6A8; Fri, 11 Apr 2025 02:32:55 -0700 (PDT) From: Sudeep Holla To: ARM SoC Team , SoC Team , ALKML Cc: Sudeep Holla , Arnd Bergmann Subject: [GIT PULL] firmware: arm_ffa: Fix for v6.15 Date: Fri, 11 Apr 2025 10:32:51 +0100 Message-Id: <20250411093251.1060513-1-sudeep.holla@arm.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250411_023256_631830_EEB08293 X-CRM114-Status: UNSURE ( 6.57 ) X-CRM114-Notice: Please train this message. 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 Hi ARM SoC Team, Please pull ! Regards, Sudeep -->8 The following changes since commit 0af2f6be1b4281385b618cb86ad946eded089ac8: Linux 6.15-rc1 (2025-04-06 13:11:33 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux.git tags/ffa-fix-6.15 for you to fetch changes up to 4567bdaaaaa1744da3d7da07d9aca2f941f5b4e5: firmware: arm_ffa: Skip Rx buffer ownership release if not acquired (2025-04-08 10:32:15 +0100) ---------------------------------------------------------------- Arm FF-A fix for v6.15 A fix that addresses incorrect release of Rx buffer ownership in the driver. The fix specificially avoids releasing Rx buffer ownership with FFA_RX_RELEASE if it wasn’t acquired during a FFA_PARTITION_INFO_GET call that only requested the partition count. This prevents unnecessary errors like FFA_RET_DENIED from firmware when buffers are not actually owned by the driver. ---------------------------------------------------------------- Sudeep Holla (1): firmware: arm_ffa: Skip Rx buffer ownership release if not acquired drivers/firmware/arm_ffa/driver.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)