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 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 8D21CC8303F for ; Mon, 25 Aug 2025 20:58:35 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uqeFT-00042A-Pi; Mon, 25 Aug 2025 16:57:05 -0400 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 1uqeFM-000405-4X for qemu-devel@nongnu.org; Mon, 25 Aug 2025 16:56:57 -0400 Received: from smtp-out2.suse.de ([195.135.223.131]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1uqeFD-0006HQ-13 for qemu-devel@nongnu.org; Mon, 25 Aug 2025 16:56:55 -0400 Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (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) by smtp-out2.suse.de (Postfix) with ESMTPS id 9A7E61F796; Mon, 25 Aug 2025 20:56:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1756155401; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Skt5FHYcaj7U32FhxwafODb/fKd2Df9b5basdSFBpLA=; b=mtETuDKgZiwiu1t9UFQvmL3PZ5Yaa6Pl9w6+Y68Ye4E55JBtx4Lk0OOY3RlK0SCTNEXs18 K2qlHAE8KDx+Rt0FBsV5YmjRvTzvP0rmhwIcEvRTg6RK6/3LjzRKOZOYXNjO77j+kpuLsg TAsb//NW+2GwGREBDZHGiwH6pI/zLhQ= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1756155401; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Skt5FHYcaj7U32FhxwafODb/fKd2Df9b5basdSFBpLA=; b=3L/HVbkue3DUbkOKP0TcpC0an6xHkmqF6cf8THwdTrU1K4pzvkvngfbZWL/yDO5fBAOvSz Nr6Pwx5i5Sv/7ICA== Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=mtETuDKg; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b="3L/HVbku" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1756155401; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Skt5FHYcaj7U32FhxwafODb/fKd2Df9b5basdSFBpLA=; b=mtETuDKgZiwiu1t9UFQvmL3PZ5Yaa6Pl9w6+Y68Ye4E55JBtx4Lk0OOY3RlK0SCTNEXs18 K2qlHAE8KDx+Rt0FBsV5YmjRvTzvP0rmhwIcEvRTg6RK6/3LjzRKOZOYXNjO77j+kpuLsg TAsb//NW+2GwGREBDZHGiwH6pI/zLhQ= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1756155401; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Skt5FHYcaj7U32FhxwafODb/fKd2Df9b5basdSFBpLA=; b=3L/HVbkue3DUbkOKP0TcpC0an6xHkmqF6cf8THwdTrU1K4pzvkvngfbZWL/yDO5fBAOvSz Nr6Pwx5i5Sv/7ICA== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (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) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id C39BB136DB; Mon, 25 Aug 2025 20:56:40 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id TqaqLwjOrGjyIgAAD6G6ig (envelope-from ); Mon, 25 Aug 2025 20:56:40 +0000 From: Fabiano Rosas To: Arun Menon , qemu-devel@nongnu.org Cc: Peter Xu , Alex =?utf-8?Q?Benn=C3=A9e?= , Akihiko Odaki , Dmitry Osipenko , "Michael S. Tsirkin" , Marcel Apfelbaum , Cornelia Huck , Halil Pasic , Eric Farman , Thomas Huth , Christian Borntraeger , Matthew Rosato , Richard Henderson , David Hildenbrand , Ilya Leoshkevich , Nicholas Piggin , Harsh Prateek Bora , Paolo Bonzini , Fam Zheng , Alex Williamson , =?utf-8?Q?C=C3=A9dric?= Le Goater , Steve Sistare , =?utf-8?Q?Marc-Andr=C3=A9?= Lureau , qemu-s390x@nongnu.org, qemu-ppc@nongnu.org, Hailiang Zhang , Stefan Berger , Peter Maydell , qemu-arm@nongnu.org, Arun Menon Subject: Re: [PATCH v12 07/27] migration: push Error **errp into qemu_loadvm_state() In-Reply-To: <20250821-propagate_tpm_error-v12-7-72b803e707dc@redhat.com> References: <20250821-propagate_tpm_error-v12-0-72b803e707dc@redhat.com> <20250821-propagate_tpm_error-v12-7-72b803e707dc@redhat.com> Date: Mon, 25 Aug 2025 17:56:38 -0300 Message-ID: <87sehfaznd.fsf@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 9A7E61F796 X-Rspamd-Action: no action X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spamd-Result: default: False [-3.01 / 50.00]; BAYES_HAM(-3.00)[99.99%]; SUSPICIOUS_RECIPS(1.50)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; ARC_NA(0.00)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCPT_COUNT_TWELVE(0.00)[32]; MIME_TRACE(0.00)[0:+]; FREEMAIL_CC(0.00)[redhat.com,linaro.org,rsg.ci.i.u-tokyo.ac.jp,collabora.com,gmail.com,linux.ibm.com,euphon.net,oracle.com,nongnu.org,xfusion.com,linux.vnet.ibm.com]; DKIM_TRACE(0.00)[suse.de:+]; TO_DN_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DNSWL_BLOCKED(0.00)[2a07:de40:b281:104:10:150:64:97:from,2a07:de40:b281:106:10:150:64:167:received]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; TAGGED_RCPT(0.00)[]; R_RATELIMIT(0.00)[to_ip_from(RLzasi9boc9ahn35s1z6tc8qwy)]; MISSING_XM_UA(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,suse.de:mid,suse.de:email] Received-SPF: pass client-ip=195.135.223.131; envelope-from=farosas@suse.de; helo=smtp-out2.suse.de X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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 Arun Menon writes: > This is an incremental step in converting vmstate loading > code to report error via Error objects instead of directly > printing it to console/monitor. > It is ensured that qemu_loadvm_state() must report an error > in errp, in case of failure. > > When postcopy live migration runs, the device states are loaded by > both the qemu coroutine process_incoming_migration_co() and the > postcopy_ram_listen_thread(). Therefore, it is important that the > coroutine also reports the error in case of failure, with > error_report_err(). Otherwise, the source qemu will not display > any errors before going into the postcopy pause state. > > Reviewed-by: Marc-Andr=C3=A9 Lureau > Signed-off-by: Arun Menon Reviewed-by: Fabiano Rosas