From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:56350) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKQkH-0002i9-71 for qemu-devel@nongnu.org; Tue, 26 Mar 2013 06:04:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UKQkF-00079C-Pi for qemu-devel@nongnu.org; Tue, 26 Mar 2013 06:04:45 -0400 Received: from mx1.redhat.com ([209.132.183.28]:51127) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKQkF-000796-Ho for qemu-devel@nongnu.org; Tue, 26 Mar 2013 06:04:43 -0400 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r2QA4gVO030060 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 26 Mar 2013 06:04:42 -0400 From: Hans de Goede Date: Tue, 26 Mar 2013 11:07:55 +0100 Message-Id: <1364292483-16564-4-git-send-email-hdegoede@redhat.com> In-Reply-To: <1364292483-16564-1-git-send-email-hdegoede@redhat.com> References: <1364292483-16564-1-git-send-email-hdegoede@redhat.com> Subject: [Qemu-devel] [PATCH 03/11] qemu-char: Add fe_open tracking List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Amit Shah , Hans de Goede , Gerd Hoffmann Add tracking of the fe_open state to struct CharDriverState. Signed-off-by: Hans de Goede --- include/char/char.h | 1 + qemu-char.c | 8 ++++++++ 2 files changed, 9 insertions(+) diff --git a/include/char/char.h b/include/char/char.h index dd8f39a..3174575 100644 --- a/include/char/char.h +++ b/include/char/char.h @@ -75,6 +75,7 @@ struct CharDriverState { char *label; char *filename; int be_open; + int fe_open; int avail_connections; QemuOpts *opts; QTAILQ_ENTRY(CharDriverState) next; diff --git a/qemu-char.c b/qemu-char.c index 55795d7..2f35504 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -3385,6 +3385,10 @@ void qemu_chr_fe_set_echo(struct CharDriverState *chr, bool echo) void qemu_chr_fe_open(struct CharDriverState *chr) { + if (chr->fe_open) { + return; + } + chr->fe_open = 1; if (chr->chr_guest_open) { chr->chr_guest_open(chr); } @@ -3392,6 +3396,10 @@ void qemu_chr_fe_open(struct CharDriverState *chr) void qemu_chr_fe_close(struct CharDriverState *chr) { + if (!chr->fe_open) { + return; + } + chr->fe_open = 0; if (chr->chr_guest_close) { chr->chr_guest_close(chr); } -- 1.8.1.4