From nobody Tue Nov 26 16:22:11 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=suse.de ARC-Seal: i=1; a=rsa-sha256; t=1706307681; cv=none; d=zohomail.com; s=zohoarc; b=TL3uCri1dofVMXFHf2+xrHh4bvJu8b8onKUEXCV5KkyfkXvPREqirWC/BQtmCLM2JG1b8RdHf25JYhmnCXz2o/kziO40SIWZLvyA8uRu5OVGCZ0PkYOS6EhjyXAoSlZv1PRdk72UziCcIcD3CLNsgfuPocdN9j9zIM0oFvUS+IU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1706307681; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=LrXV5ATjzsjMvodtkSPPDSKypd5rXkJOszl8AXD5kUU=; b=HKwyVaNTsec0JUBB8OCKR5phyJND6BTr8U7dM1IGydDJDtnYiISFnu+hW6mpAn33pT6jdmJUm436jCUG7cRz8JGusbD0z8Hpng3yOQIYNMvCh01k452QkKTKTGM7dtgtxmIR0DT4BnldYFQkDOKS/AtAOK0BzBzrDO7sXxk/nGE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 170630768113914.937039122137776; Fri, 26 Jan 2024 14:21:21 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rTUYL-0006U4-08; Fri, 26 Jan 2024 17:20:01 -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 1rTUYI-0006TI-A8 for qemu-devel@nongnu.org; Fri, 26 Jan 2024 17:19:58 -0500 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 1rTUYG-00023B-2R for qemu-devel@nongnu.org; Fri, 26 Jan 2024 17:19:57 -0500 Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [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 4ED071FDB0; Fri, 26 Jan 2024 22:19:54 +0000 (UTC) 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 AF5F013A22; Fri, 26 Jan 2024 22:19:52 +0000 (UTC) Received: from dovecot-director2.suse.de ([10.150.64.162]) by imap1.dmz-prg2.suse.org with ESMTPSA id IPKEHQgwtGWScwAAD6G6ig (envelope-from ); Fri, 26 Jan 2024 22:19:52 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1706307594; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=LrXV5ATjzsjMvodtkSPPDSKypd5rXkJOszl8AXD5kUU=; b=XhPXSKfoHV5McQImFKmu6TTp1TPkyazk/DIm46JgBemTa/poxusyPaNYcWNv0RRdKvTOAZ u/sDSwOyTQE6LQH5GRDjYB16tF6Pu9NCvUwEzOEY24zuaZ1eOjde8L+K/i/vyP5CIzvcv1 6RLqJ/1DnF2wdJ5RMrY20Z/XLes9o04= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1706307594; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=LrXV5ATjzsjMvodtkSPPDSKypd5rXkJOszl8AXD5kUU=; b=iUo+LQTj5MF0UJvK6j2Gm0PMEse1lJLX5YnZbk5i0A03sprXuRXxW+S6gqmP+tGzozOh34 oWIjxLDGqbXBiNAw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1706307594; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=LrXV5ATjzsjMvodtkSPPDSKypd5rXkJOszl8AXD5kUU=; b=XhPXSKfoHV5McQImFKmu6TTp1TPkyazk/DIm46JgBemTa/poxusyPaNYcWNv0RRdKvTOAZ u/sDSwOyTQE6LQH5GRDjYB16tF6Pu9NCvUwEzOEY24zuaZ1eOjde8L+K/i/vyP5CIzvcv1 6RLqJ/1DnF2wdJ5RMrY20Z/XLes9o04= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1706307594; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=LrXV5ATjzsjMvodtkSPPDSKypd5rXkJOszl8AXD5kUU=; b=iUo+LQTj5MF0UJvK6j2Gm0PMEse1lJLX5YnZbk5i0A03sprXuRXxW+S6gqmP+tGzozOh34 oWIjxLDGqbXBiNAw== From: Fabiano Rosas To: qemu-devel@nongnu.org Cc: Peter Xu , Hao Xiang , Yuan Liu , Bryan Zhang Subject: [PATCH 3/5] migration/multifd: Add multifd_ops->send Date: Fri, 26 Jan 2024 19:19:41 -0300 Message-Id: <20240126221943.26628-4-farosas@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20240126221943.26628-1-farosas@suse.de> References: <20240126221943.26628-1-farosas@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Authentication-Results: smtp-out2.suse.de; none X-Spam-Score: 0.70 X-Spamd-Result: default: False [0.70 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_MISSING_CHARSET(2.50)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; BROKEN_CONTENT_TYPE(1.50)[]; RCPT_COUNT_FIVE(0.00)[5]; NEURAL_HAM_LONG(-1.00)[-1.000]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MID_CONTAINS_FROM(1.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:email]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; BAYES_HAM(-3.00)[100.00%] Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=195.135.223.131; envelope-from=farosas@suse.de; helo=smtp-out2.suse.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @suse.de) X-ZM-MESSAGEID: 1706307682444100003 Content-Type: text/plain; charset="utf-8" The zero page feature is not supported by the compression methods. It is exclusive to the socket migration. Add a 'send' hook so we can move that complexity into a multifd_socket_send() function. Signed-off-by: Fabiano Rosas --- migration/multifd-zlib.c | 10 ++++++++++ migration/multifd-zstd.c | 10 ++++++++++ migration/multifd.c | 18 ++---------------- migration/multifd.h | 1 + migration/socket.c | 22 ++++++++++++++++++++++ 5 files changed, 45 insertions(+), 16 deletions(-) diff --git a/migration/multifd-zlib.c b/migration/multifd-zlib.c index d89163e975..0859efa60f 100644 --- a/migration/multifd-zlib.c +++ b/migration/multifd-zlib.c @@ -174,6 +174,15 @@ static int zlib_send_prepare(MultiFDSendParams *p, Err= or **errp) return 0; } =20 +static int zlib_send(MultiFDSendParams *p, Error **errp) +{ + p->iov[0].iov_len =3D p->packet_len; + p->iov[0].iov_base =3D p->packet; + + return qio_channel_writev_full_all(p->c, p->iov, p->iovs_num, NULL, + 0, p->write_flags, errp); +} + /** * zlib_recv_setup: setup receive side * @@ -312,6 +321,7 @@ static MultiFDMethods multifd_zlib_ops =3D { .send_setup =3D zlib_send_setup, .send_cleanup =3D zlib_send_cleanup, .send_prepare =3D zlib_send_prepare, + .send =3D zlib_send, .recv_setup =3D zlib_recv_setup, .recv_cleanup =3D zlib_recv_cleanup, .recv_pages =3D zlib_recv_pages diff --git a/migration/multifd-zstd.c b/migration/multifd-zstd.c index a90788540e..ca0fc79fdd 100644 --- a/migration/multifd-zstd.c +++ b/migration/multifd-zstd.c @@ -163,6 +163,15 @@ static int zstd_send_prepare(MultiFDSendParams *p, Err= or **errp) return 0; } =20 +static int zstd_send(MultiFDSendParams *p, Error **errp) +{ + p->iov[0].iov_len =3D p->packet_len; + p->iov[0].iov_base =3D p->packet; + + return qio_channel_writev_full_all(p->c, p->iov, p->iovs_num, NULL, + 0, p->write_flags, errp); +} + /** * zstd_recv_setup: setup receive side * @@ -303,6 +312,7 @@ static MultiFDMethods multifd_zstd_ops =3D { .send_setup =3D zstd_send_setup, .send_cleanup =3D zstd_send_cleanup, .send_prepare =3D zstd_send_prepare, + .send =3D zstd_send, .recv_setup =3D zstd_recv_setup, .recv_cleanup =3D zstd_recv_cleanup, .recv_pages =3D zstd_recv_pages diff --git a/migration/multifd.c b/migration/multifd.c index d82775ade9..9f509699c2 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -604,22 +604,8 @@ static void *multifd_send_thread(void *opaque) trace_multifd_send(p->id, packet_num, p->normal_num, flags, p->next_packet_size); =20 - if (use_zero_copy_send) { - /* Send header first, without zerocopy */ - ret =3D qio_channel_write_all(p->c, (void *)p->packet, - p->packet_len, &local_err); - if (ret !=3D 0) { - break; - } - } else { - /* Send header using the same writev call */ - p->iov[0].iov_len =3D p->packet_len; - p->iov[0].iov_base =3D p->packet; - } - - ret =3D qio_channel_writev_full_all(p->c, p->iov, p->iovs_num,= NULL, - 0, p->write_flags, &local_er= r); - if (ret !=3D 0) { + ret =3D multifd_send_state->ops->send(p, &local_err); + if (ret) { break; } =20 diff --git a/migration/multifd.h b/migration/multifd.h index 6261002524..0c4cf2d315 100644 --- a/migration/multifd.h +++ b/migration/multifd.h @@ -196,6 +196,7 @@ typedef struct { void (*send_cleanup)(MultiFDSendParams *p, Error **errp); /* Prepare the send packet */ int (*send_prepare)(MultiFDSendParams *p, Error **errp); + int (*send)(MultiFDSendParams *p, Error **errp); /* Setup for receiving side */ int (*recv_setup)(MultiFDRecvParams *p, Error **errp); /* Cleanup for receiving side */ diff --git a/migration/socket.c b/migration/socket.c index 7e1371e598..608f30975e 100644 --- a/migration/socket.c +++ b/migration/socket.c @@ -228,6 +228,27 @@ static int multifd_socket_send_prepare(MultiFDSendPara= ms *p, Error **errp) return 0; } =20 +static int multifd_socket_send(MultiFDSendParams *p, Error **errp) +{ + int ret; + + if (migrate_zero_copy_send()) { + /* Send header first, without zerocopy */ + ret =3D qio_channel_write_all(p->c, (void *)p->packet, p->packet_l= en, + errp); + if (ret) { + return ret; + } + } else { + /* Send header using the same writev call */ + p->iov[0].iov_len =3D p->packet_len; + p->iov[0].iov_base =3D p->packet; + } + + return qio_channel_writev_full_all(p->c, p->iov, p->iovs_num, NULL, + 0, p->write_flags, errp); +} + static int multifd_socket_recv_setup(MultiFDRecvParams *p, Error **errp) { return 0; @@ -255,6 +276,7 @@ static int multifd_socket_recv_pages(MultiFDRecvParams = *p, Error **errp) =20 MultiFDMethods multifd_socket_ops =3D { .send_setup =3D multifd_socket_send_setup, + .send =3D multifd_socket_send, .send_cleanup =3D multifd_socket_send_cleanup, .send_prepare =3D multifd_socket_send_prepare, .recv_setup =3D multifd_socket_recv_setup, --=20 2.35.3