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(unknown [2a02:6bf:8080:b3c::1:2f]) by mail-nwsmtp-smtp-corp-canary-81.sas.yp-c.yandex.net (smtpcorp/Yandex) with ESMTPSA id QKHlUI0GnCg0-FmQLKVzQ; Thu, 11 Sep 2025 12:20:31 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru; s=default; t=1757582431; bh=xjx3ubgEk9HXwUgLHuFwlUmDVBzgtXpzzATIAMWeQso=; h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From; b=voYzu2EzwDTmcs7SGoJlMpYPGHfiN3q3iPTIvg/HVR6xCqeQc8QLqU5cnBK9db6fd 2cXNduEFcdliPCONXAKhaH2lsxRl5XIDNV6hQOCwSeGmlMl+b1BS9S9w1qANBx91H/ rwI9rkm9hcl1a/VwL9CWBWc3xUcNHTT2BUmc93vk= 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: berrange@redhat.com Cc: qemu-devel@nongnu.org, peterx@redhat.com, qemu-block@nongnu.org, vsementsov@yandex-team.ru, leiyang@redhat.com, marcandre.lureau@redhat.com, Jason Wang , Paolo Bonzini , Stefan Weil Subject: [PATCH v2 5/8] util: drop qemu_socket_try_set_nonblock() Date: Thu, 11 Sep 2025 12:20:03 +0300 Message-ID: <20250911092007.1370002-6-vsementsov@yandex-team.ru> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250911092007.1370002-1-vsementsov@yandex-team.ru> References: <20250911092007.1370002-1-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=2a02:6b8:c02:900:1:45:d181:df01; 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, SPF_HELO_NONE=0.001, T_SPF_TEMPERROR=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 @yandex-team.ru) X-ZM-MESSAGEID: 1757582653650116600 Content-Type: text/plain; charset="utf-8" Now we can use qemu_set_blocking() in these cases. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Peter Xu Reviewed-by: Daniel P. Berrang=C3=A9 --- include/qemu/sockets.h | 1 - net/dgram.c | 12 +++--------- net/socket.c | 7 ++----- net/stream.c | 9 +++------ net/stream_data.c | 10 ++++------ util/oslib-posix.c | 4 ---- util/oslib-win32.c | 9 --------- 7 files changed, 12 insertions(+), 40 deletions(-) diff --git a/include/qemu/sockets.h b/include/qemu/sockets.h index 6477f90b9e..9512fec514 100644 --- a/include/qemu/sockets.h +++ b/include/qemu/sockets.h @@ -47,7 +47,6 @@ ssize_t qemu_send_full(int s, const void *buf, size_t cou= nt) int socket_set_cork(int fd, int v); int socket_set_nodelay(int fd); void qemu_socket_set_block(int fd); -int qemu_socket_try_set_nonblock(int fd); int socket_set_fast_reuse(int fd); =20 #ifdef WIN32 diff --git a/net/dgram.c b/net/dgram.c index fb9ded30df..baa126d514 100644 --- a/net/dgram.c +++ b/net/dgram.c @@ -287,7 +287,7 @@ static int net_dgram_mcast_init(NetClientState *peer, Error **errp) { NetDgramState *s; - int fd, ret; + int fd; struct sockaddr_in *saddr; =20 if (remote->type !=3D SOCKET_ADDRESS_TYPE_INET) { @@ -335,11 +335,8 @@ static int net_dgram_mcast_init(NetClientState *peer, g_free(saddr); return -1; } - ret =3D qemu_socket_try_set_nonblock(fd); - if (ret < 0) { + if (!qemu_set_blocking(fd, false, errp)) { g_free(saddr); - error_setg_errno(errp, -ret, "%s: Can't use file descripto= r %d", - name, fd); return -1; } =20 @@ -572,10 +569,7 @@ int net_init_dgram(const Netdev *netdev, const char *n= ame, if (fd =3D=3D -1) { return -1; } - ret =3D qemu_socket_try_set_nonblock(fd); - if (ret < 0) { - error_setg_errno(errp, -ret, "%s: Can't use file descriptor %d= ", - name, fd); + if (!qemu_set_blocking(fd, false, errp)) { return -1; } dest_addr =3D NULL; diff --git a/net/socket.c b/net/socket.c index db25e3d9ae..1ad03fc9d4 100644 --- a/net/socket.c +++ b/net/socket.c @@ -718,7 +718,7 @@ int net_init_socket(const Netdev *netdev, const char *n= ame, } =20 if (sock->fd) { - int fd, ret, so_type; + int fd, so_type; =20 fd =3D monitor_fd_param(monitor_cur(), sock->fd, errp); if (fd =3D=3D -1) { @@ -728,10 +728,7 @@ int net_init_socket(const Netdev *netdev, const char *= name, if (so_type < 0) { return -1; } - ret =3D qemu_socket_try_set_nonblock(fd); - if (ret < 0) { - error_setg_errno(errp, -ret, "%s: Can't use file descriptor %d= ", - name, fd); + if (!qemu_set_blocking(fd, false, errp)) { return -1; } switch (so_type) { diff --git a/net/stream.c b/net/stream.c index d893f02cab..94f823a2a7 100644 --- a/net/stream.c +++ b/net/stream.c @@ -138,7 +138,6 @@ static void net_stream_server_listening(QIOTask *task, = gpointer opaque) NetStreamData *d =3D opaque; QIOChannelSocket *listen_sioc =3D QIO_CHANNEL_SOCKET(d->listen_ioc); SocketAddress *addr; - int ret; Error *err =3D NULL; =20 if (qio_task_propagate_error(task, &err)) { @@ -149,13 +148,11 @@ static void net_stream_server_listening(QIOTask *task= , gpointer opaque) =20 addr =3D qio_channel_socket_get_local_address(listen_sioc, NULL); g_assert(addr !=3D NULL); - ret =3D qemu_socket_try_set_nonblock(listen_sioc->fd); - if (addr->type =3D=3D SOCKET_ADDRESS_TYPE_FD && ret < 0) { - qemu_set_info_str(&d->nc, "can't use file descriptor %s (errno %d)= ", - addr->u.fd.str, -ret); + if (!qemu_set_blocking(listen_sioc->fd, false, &err)) { + qemu_set_info_str(&d->nc, "error: %s", error_get_pretty(err)); + error_free(err); return; } - g_assert(ret =3D=3D 0); qapi_free_SocketAddress(addr); =20 d->nc.link_down =3D true; diff --git a/net/stream_data.c b/net/stream_data.c index 5af27e0d1d..03740e9f73 100644 --- a/net/stream_data.c +++ b/net/stream_data.c @@ -12,6 +12,7 @@ #include "net/net.h" #include "io/channel.h" #include "io/net-listener.h" +#include "qemu/sockets.h" =20 #include "stream_data.h" =20 @@ -154,7 +155,6 @@ int net_stream_data_client_connected(QIOTask *task, Net= StreamData *d) { QIOChannelSocket *sioc =3D QIO_CHANNEL_SOCKET(d->ioc); SocketAddress *addr; - int ret; Error *err =3D NULL; =20 if (qio_task_propagate_error(task, &err)) { @@ -166,14 +166,12 @@ int net_stream_data_client_connected(QIOTask *task, N= etStreamData *d) addr =3D qio_channel_socket_get_remote_address(sioc, NULL); g_assert(addr !=3D NULL); =20 - ret =3D qemu_socket_try_set_nonblock(sioc->fd); - if (addr->type =3D=3D SOCKET_ADDRESS_TYPE_FD && ret < 0) { - qemu_set_info_str(&d->nc, "can't use file descriptor %s (errno %d)= ", - addr->u.fd.str, -ret); + if (!qemu_set_blocking(sioc->fd, false, &err)) { + qemu_set_info_str(&d->nc, "error: %s", error_get_pretty(err)); + error_free(err); qapi_free_SocketAddress(addr); goto error; } - g_assert(ret =3D=3D 0); qapi_free_SocketAddress(addr); =20 net_socket_rs_init(&d->rs, net_stream_data_rs_finalize, false); diff --git a/util/oslib-posix.c b/util/oslib-posix.c index 599993d40d..7654febfa5 100644 --- a/util/oslib-posix.c +++ b/util/oslib-posix.c @@ -270,10 +270,6 @@ void qemu_socket_set_block(int fd) g_unix_set_fd_nonblocking(fd, false, NULL); } =20 -int qemu_socket_try_set_nonblock(int fd) -{ - return g_unix_set_fd_nonblocking(fd, true, NULL) ? 0 : -errno; -} =20 int socket_set_fast_reuse(int fd) { diff --git a/util/oslib-win32.c b/util/oslib-win32.c index 1566eb57e7..bf5d478c5c 100644 --- a/util/oslib-win32.c +++ b/util/oslib-win32.c @@ -202,15 +202,6 @@ void qemu_socket_set_block(int fd) ioctlsocket(fd, FIONBIO, &opt); } =20 -int qemu_socket_try_set_nonblock(int fd) -{ - unsigned long opt =3D 1; - if (ioctlsocket(fd, FIONBIO, &opt) !=3D NO_ERROR) { - return -socket_error(); - } - return 0; -} - int socket_set_fast_reuse(int fd) { /* Enabling the reuse of an endpoint that was used by a socket still in --=20 2.48.1