diff options
| author | Hans de Goede | 2013-03-26 11:07:55 +0100 |
|---|---|---|
| committer | Anthony Liguori | 2013-03-27 16:26:49 +0100 |
| commit | c0c4bd2cfae0fb83696000f1bfc355f22e2b41cb (patch) | |
| tree | ddd7d1991f2a85190b5ac5f28799fae89945e460 | |
| parent | qemu-char: Rename qemu_chr_generic_open to qemu_chr_be_generic_open (diff) | |
| download | qemu-c0c4bd2cfae0fb83696000f1bfc355f22e2b41cb.tar.gz qemu-c0c4bd2cfae0fb83696000f1bfc355f22e2b41cb.tar.xz qemu-c0c4bd2cfae0fb83696000f1bfc355f22e2b41cb.zip | |
qemu-char: Add fe_open tracking
Add tracking of the fe_open state to struct CharDriverState.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Message-id: 1364292483-16564-4-git-send-email-hdegoede@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
| -rw-r--r-- | include/char/char.h | 1 | ||||
| -rw-r--r-- | qemu-char.c | 8 |
2 files changed, 9 insertions, 0 deletions
diff --git a/include/char/char.h b/include/char/char.h index e9d2c108a8..dbb1b89f8c 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 345fd67fca..c9890ad20f 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -3412,6 +3412,10 @@ 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); } @@ -3419,6 +3423,10 @@ 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); } |