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(unknown [2a02:6bf:8080:a50::1:2a]) by mail-nwsmtp-smtp-corp-main-56.klg.yp-c.yandex.net (smtpcorp/Yandex) with ESMTPSA id ccOm1D2F0Cg0-omRLFyys; Mon, 13 Oct 2025 16:38:41 +0300 Precedence: bulk X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru; s=default; t=1760362721; bh=bGbnp9mXGOdgJmDhBTMUTaoPxcAKbnS4yrcT4xk87bQ=; h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From; b=XwVxjpzke0Kiy7ktMiHWfHbz/5C1E5sti3e7Qo9WV3ofqvlXNESScHA2saUK1eWp5 Mu0VIgZ2hVLY5M8x/7mdbZjbwMQZRZYOJj/tRMaaHNlkLwrwH4XVHfobhYsrSsrm1J FZGrboKtYCcqYDYdRf1U0nOYOC5tibjrzVWS/8uU= Authentication-Results: mail-nwsmtp-smtp-corp-main-56.klg.yp-c.yandex.net; dkim=pass header.i=@yandex-team.ru From: Vladimir Sementsov-Ogievskiy To: marcandre.lureau@redhat.com Cc: pbonzini@redhat.com, berrange@redhat.com, eduardo@habkost.net, qemu-devel@nongnu.org, vsementsov@yandex-team.ru, raphael@enfabrica.net, armbru@redhat.com, yc-core@yandex-team.ru, d-tatianin@yandex-team.ru Subject: [PATCH v2 2/7] chardev/char: split chardev_init_logfd() out of qemu_char_open() Date: Mon, 13 Oct 2025 16:38:31 +0300 Message-ID: <20251013133836.852018-3-vsementsov@yandex-team.ru> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20251013133836.852018-1-vsementsov@yandex-team.ru> References: <20251013133836.852018-1-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=178.154.239.200; envelope-from=vsementsov@yandex-team.ru; helo=forwardcorp1d.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 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: 1760362857577158500 Content-Type: text/plain; charset="utf-8" We are going to share new chardev_init_logfd() with further alternative initialization interface. Let qemu_char_open() be a wrapper for .open(), and its artifacts (handle be_opened if was not set to false by backend, and filename). Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Marc-Andr=C3=A9 Lureau --- chardev/char.c | 49 +++++++++++++++++++++++++++++++------------------ 1 file changed, 31 insertions(+), 18 deletions(-) diff --git a/chardev/char.c b/chardev/char.c index a43b7e5481..d5a2533e8e 100644 --- a/chardev/char.c +++ b/chardev/char.c @@ -250,22 +250,6 @@ static void qemu_char_open(Chardev *chr, ChardevBacken= d *backend, bool *be_opened, Error **errp) { ChardevClass *cc =3D CHARDEV_GET_CLASS(chr); - /* Any ChardevCommon member would work */ - ChardevCommon *common =3D backend ? backend->u.null.data : NULL; - - if (common && common->logfile) { - int flags =3D O_WRONLY; - if (common->has_logappend && - common->logappend) { - flags |=3D O_APPEND; - } else { - flags |=3D O_TRUNC; - } - chr->logfd =3D qemu_create(common->logfile, flags, 0666, errp); - if (chr->logfd < 0) { - return; - } - } =20 if (cc->open) { cc->open(chr, backend, be_opened, errp); @@ -1000,6 +984,28 @@ void qemu_chr_set_feature(Chardev *chr, return set_bit(feature, chr->features); } =20 +static bool chardev_init_logfd(Chardev *chr, ChardevBackend *backend, + Error **errp) +{ + ChardevCommon *common =3D backend ? backend->u.null.data : NULL; + + if (common && common->logfile) { + int flags =3D O_WRONLY; + if (common->has_logappend && + common->logappend) { + flags |=3D O_APPEND; + } else { + flags |=3D O_TRUNC; + } + chr->logfd =3D qemu_create(common->logfile, flags, 0666, errp); + if (chr->logfd < 0) { + return false; + } + } + + return true; +} + static Chardev *chardev_new(const char *id, const char *typename, ChardevBackend *backend, GMainContext *gcontext, @@ -1020,11 +1026,14 @@ static Chardev *chardev_new(const char *id, const c= har *typename, chr->label =3D g_strdup(id); chr->gcontext =3D gcontext; =20 + if (!chardev_init_logfd(chr, backend, errp)) { + goto fail; + } + qemu_char_open(chr, backend, &be_opened, &local_err); if (local_err) { error_propagate(errp, local_err); - object_unref(obj); - return NULL; + goto fail; } =20 if (!chr->filename) { @@ -1035,6 +1044,10 @@ static Chardev *chardev_new(const char *id, const ch= ar *typename, } =20 return chr; + +fail: + object_unref(obj); + return NULL; } =20 Chardev *qemu_chardev_new(const char *id, const char *typename, --=20 2.48.1