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Tue, 21 Jan 2020 12:26:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1579609612; h=from:from:reply-to:subject:subject: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=5AgYBT4wAsjhnwF7AhBOcOEdSTo7yDf+Qnw9sPdGAvw=; b=HIGkWcO+ZBg83cEYgehKNt302LTiWfO37g6i525nror7GsjnayCV1KEtMzeZ/58fZOycoS FhJu0/FdYDpf6EE9lA4+q6kZa5mlkxgtcHnI9c2XS5B5h7ioVLvjvGZBLRKiFPaWOby8MC euO8PA/qdkSHVlIUtNzsGyFazMKoYnw= From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, stefanha@redhat.com, vgoyal@redhat.com, berrange@redhat.com, slp@redhat.com, philmd@redhat.com Subject: [PATCH v2 029/109] virtiofsd: make -f (foreground) the default Date: Tue, 21 Jan 2020 12:23:13 +0000 Message-Id: <20200121122433.50803-30-dgilbert@redhat.com> In-Reply-To: <20200121122433.50803-1-dgilbert@redhat.com> References: <20200121122433.50803-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-MC-Unique: HiZaTxL0M-iz_otg8UTpxA-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.61 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: m.mizuma@jp.fujitsu.com, misono.tomohiro@jp.fujitsu.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" From: Stefan Hajnoczi According to vhost-user.rst "Backend program conventions", backend programs should run in the foregound by default. Follow the conventions so libvirt and other management tools can control virtiofsd in a standard way. Signed-off-by: Stefan Hajnoczi Reviewed-by: Daniel P. Berrang=C3=A9 --- tools/virtiofsd/helper.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/tools/virtiofsd/helper.c b/tools/virtiofsd/helper.c index 1dc497a7ca..bb35b90e75 100644 --- a/tools/virtiofsd/helper.c +++ b/tools/virtiofsd/helper.c @@ -28,6 +28,11 @@ { \ t, offsetof(struct fuse_cmdline_opts, p), 1 \ } +#define FUSE_HELPER_OPT_VALUE(t, p, v) \ + { \ + t, offsetof(struct fuse_cmdline_opts, p), v \ + } + =20 static const struct fuse_opt fuse_helper_opts[] =3D { FUSE_HELPER_OPT("-h", show_help), @@ -41,6 +46,7 @@ static const struct fuse_opt fuse_helper_opts[] =3D { FUSE_OPT_KEY("-d", FUSE_OPT_KEY_KEEP), FUSE_OPT_KEY("debug", FUSE_OPT_KEY_KEEP), FUSE_HELPER_OPT("-f", foreground), + FUSE_HELPER_OPT_VALUE("--daemonize", foreground, 0), FUSE_HELPER_OPT("-s", singlethread), FUSE_HELPER_OPT("fsname=3D", nodefault_subtype), FUSE_OPT_KEY("fsname=3D", FUSE_OPT_KEY_KEEP), @@ -131,6 +137,7 @@ void fuse_cmdline_help(void) " -V --version print version\n" " -d -o debug enable debug output (implies -f= )\n" " -f foreground operation\n" + " --daemonize run in background\n" " -s disable multi-threaded operatio= n\n" " -o max_idle_threads the maximum number of idle work= er " "threads\n" @@ -159,6 +166,7 @@ int fuse_parse_cmdline(struct fuse_args *args, struct f= use_cmdline_opts *opts) memset(opts, 0, sizeof(struct fuse_cmdline_opts)); =20 opts->max_idle_threads =3D 10; + opts->foreground =3D 1; =20 if (fuse_opt_parse(args, opts, fuse_helper_opts, fuse_helper_opt_proc)= =3D=3D -1) { --=20 2.24.1