From patchwork Wed Jan 29 08:04:13 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 13953505 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 A41CAC02193 for ; Wed, 29 Jan 2025 08:06:27 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1td34v-00007F-3b; Wed, 29 Jan 2025 03:05:42 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1td33o-00086A-8e; Wed, 29 Jan 2025 03:04:32 -0500 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1td33m-00014l-MU; Wed, 29 Jan 2025 03:04:31 -0500 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id ED1A95C58C0; Wed, 29 Jan 2025 08:03:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AE7B9C4CEE4; Wed, 29 Jan 2025 08:04:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1738137866; bh=wA2gzb83sON7tFk/pNwnU/0vKcR+cLDZhcB/0uBGZkY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tbFWxgrLyGXUjXtMrNDUoud5Tb2tOMtRwiU0egd6yADHYB4Xo1XKpqbm8zNRVqK1h nxoCjOMV8EHi+6q7EBaejlrZfOWEC/3M2BKZxUoNvMocX8JN4D8IA7IqNbM1k9d7M3 AMiMxWptA4AQ8kmAKBHCav9JZvMxIly9Us9NM2YfYxA2OLus1p8+ZxKFhiR2l3X9J2 tC6ZLOT0q086UPPPImFgQXM7GGWH1q/lEDMUV1368nXRpJc2ZEY8hS3KEkhh98nj5i jaX8AWpVTx8ZuLVdTXKtCAnkqfRXZI861LZsN8hEhc73obW7diWRhOnSefwJfiydJ+ ijzR0uy+nLkWA== Received: from mchehab by mail.kernel.org with local (Exim 4.98) (envelope-from ) id 1td33g-00000004DPy-3UGd; Wed, 29 Jan 2025 09:04:24 +0100 From: Mauro Carvalho Chehab To: Igor Mammedov , "Michael S . Tsirkin" Cc: Jonathan Cameron , Shiju Jose , qemu-arm@nongnu.org, qemu-devel@nongnu.org, Mauro Carvalho Chehab , Ani Sinha , Dongjiu Geng , linux-kernel@vger.kernel.org Subject: [PATCH v2 07/13] acpi/ghes: add a notifier to notify when error data is ready Date: Wed, 29 Jan 2025 09:04:13 +0100 Message-ID: X-Mailer: git-send-email 2.48.1 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=2604:1380:4641:c500::1; envelope-from=mchehab+huawei@kernel.org; helo=dfw.source.kernel.org X-Spam_score_int: -56 X-Spam_score: -5.7 X-Spam_bar: ----- X-Spam_report: (-5.7 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.3, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Some error injection notify methods are async, like GPIO notify. Add a notifier to be used when the error record is ready to be sent to the guest OS. Signed-off-by: Mauro Carvalho Chehab Reviewed-by: Jonathan Cameron --- hw/acpi/ghes.c | 5 ++++- include/hw/acpi/ghes.h | 3 +++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c index 736287766989..38ff95273706 100644 --- a/hw/acpi/ghes.c +++ b/hw/acpi/ghes.c @@ -512,6 +512,9 @@ static void get_ghes_source_offsets(uint16_t source_id, *read_ack_start_addr = le64_to_cpu(*read_ack_start_addr); } +NotifierList acpi_generic_error_notifiers = + NOTIFIER_LIST_INITIALIZER(error_device_notifiers); + void ghes_record_cper_errors(const void *cper, size_t len, uint16_t source_id, Error **errp) { @@ -567,7 +570,7 @@ void ghes_record_cper_errors(const void *cper, size_t len, /* Write the generic error data entry into guest memory */ cpu_physical_memory_write(cper_addr, cper, len); - return; + notifier_list_notify(&acpi_generic_error_notifiers, NULL); } int acpi_ghes_memory_errors(uint16_t source_id, uint64_t physical_address) diff --git a/include/hw/acpi/ghes.h b/include/hw/acpi/ghes.h index bfc8fd851648..80a0c3fcfaca 100644 --- a/include/hw/acpi/ghes.h +++ b/include/hw/acpi/ghes.h @@ -24,6 +24,9 @@ #include "hw/acpi/bios-linker-loader.h" #include "qapi/error.h" +#include "qemu/notify.h" + +extern NotifierList acpi_generic_error_notifiers; /* * Values for Hardware Error Notification Type field