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(unknown [2a02:6bf:8080:c91::1:b]) by mail-nwsmtp-smtp-corp-canary-81.sas.yp-c.yandex.net (smtpcorp/Yandex) with ESMTPSA id Q3YUrj0Gl8c0-evJl9Bnt; Sat, 23 Aug 2025 19:03:35 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru; s=default; t=1755965015; bh=u6MMfRHcWymyX5t4KhLBfOBvMUevLdthJ5MTH21h/2E=; h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From; b=UNw6Fo8rwAUhRAC7nwt6J+JUYXgVuamfVpM72CBNkR20ZvTlHbogZ9S6Epszcc67k LkMee7F6eCwjVP71me1Rf0JhhQu4KPcBJ9ohf6vnhZwQfk1lzvLEDkvv3XpGkzIuKk RzHl9/SKsOlDHSjWgaFyQRvl3TyQqgC+RcA3jQDs= Authentication-Results: mail-nwsmtp-smtp-corp-canary-81.sas.yp-c.yandex.net; dkim=pass header.i=@yandex-team.ru From: Vladimir Sementsov-Ogievskiy To: jasowang@redhat.com Cc: qemu-devel@nongnu.org, vsementsov@yandex-team.ru, leiyang@redhat.com, steven.sistare@oracle.com Subject: [PATCH v2 17/20] net/tap: introduce net_tap_from_monitor_fd() helper Date: Sat, 23 Aug 2025 19:03:20 +0300 Message-ID: <20250823160323.20811-18-vsementsov@yandex-team.ru> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250823160323.20811-1-vsementsov@yandex-team.ru> References: <20250823160323.20811-1-vsementsov@yandex-team.ru> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=178.154.239.136; envelope-from=vsementsov@yandex-team.ru; helo=forwardcorp1b.mail.yandex.net 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_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @yandex-team.ru) X-ZM-MESSAGEID: 1755965086439124100 Content-Type: text/plain; charset="utf-8" Signed-off-by: Vladimir Sementsov-Ogievskiy --- net/tap.c | 34 +++++++++++++++++++--------------- 1 file changed, 19 insertions(+), 15 deletions(-) diff --git a/net/tap.c b/net/tap.c index 8cea6ed87b..2ef1db0ff1 100644 --- a/net/tap.c +++ b/net/tap.c @@ -827,6 +827,20 @@ failed: return -1; } =20 +static int net_tap_from_monitor_fd(const Netdev *netdev, NetClientState *p= eer, + const char *name, const char *vhostfdna= me, + int *pvnet_hdr, const char *fdname, + Error **errp) +{ + int fd =3D monitor_fd_param(monitor_cur(), fdname, errp); + if (fd =3D=3D -1) { + return -1; + } + + return net_tap_fd_init_external(netdev, peer, "tap", name, + vhostfdname, pvnet_hdr, fd, errp); +} + static int net_tap_open(const Netdev *netdev, const char *name, NetClientState *peer, @@ -874,7 +888,7 @@ int net_init_tap(const Netdev *netdev, const char *name, NetClientState *peer, Error **errp) { const NetdevTapOptions *tap =3D &netdev->u.tap; - int fd, vnet_hdr =3D 0, i =3D 0; + int vnet_hdr =3D 0, i =3D 0; int ret =3D 0; =20 assert(netdev->type =3D=3D NET_CLIENT_DRIVER_TAP); @@ -906,13 +920,8 @@ int net_init_tap(const Netdev *netdev, const char *nam= e, return -1; } =20 - fd =3D monitor_fd_param(monitor_cur(), tap->fd, errp); - if (fd =3D=3D -1) { - return -1; - } - - return net_tap_fd_init_external(netdev, peer, "tap", name, - tap->vhostfd, NULL, fd, errp); + return net_tap_from_monitor_fd(netdev, peer, name, tap->vhostfd, + NULL, tap->fd, errp); } else if (tap->fds) { g_auto(GStrv) fds =3D NULL; g_auto(GStrv) vhost_fds =3D NULL; @@ -937,14 +946,9 @@ int net_init_tap(const Netdev *netdev, const char *nam= e, =20 vnet_hdr =3D -1; for (i =3D 0; i < nfds; i++) { - fd =3D monitor_fd_param(monitor_cur(), fds[i], errp); - if (fd =3D=3D -1) { - return -1; - } - - ret =3D net_tap_fd_init_external(netdev, peer, "tap", name, + ret =3D net_tap_from_monitor_fd(netdev, peer, name, vhost_fds ? vhost_fds[i] : NULL, - &vnet_hdr, fd, errp); + &vnet_hdr, fds[i], errp); if (ret < 0) { return -1; } --=20 2.48.1