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[Qemu-devel] [PATCH 03/11] qemu-char: Add fe_open tracking
From: |
Hans de Goede |
Subject: |
[Qemu-devel] [PATCH 03/11] qemu-char: Add fe_open tracking |
Date: |
Tue, 26 Mar 2013 11:07:55 +0100 |
Add tracking of the fe_open state to struct CharDriverState.
Signed-off-by: Hans de Goede <address@hidden>
---
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
- [Qemu-devel] [PATCH 0/11] chardev frontend open handling cleanup v2, Hans de Goede, 2013/03/26
- [Qemu-devel] [PATCH 01/11] qemu-char: Rename opened to be_open, Hans de Goede, 2013/03/26
- [Qemu-devel] [PATCH 02/11] qemu-char: Rename qemu_chr_generic_open to qemu_chr_be_generic_open, Hans de Goede, 2013/03/26
- [Qemu-devel] [PATCH 05/11] qemu-char: Cleanup: consolidate fe_open/fe_close into fe_set_open, Hans de Goede, 2013/03/26
- [Qemu-devel] [PATCH 04/11] qemu-char: Automatically do fe_open / fe_close on qemu_chr_add_handlers, Hans de Goede, 2013/03/26
- [Qemu-devel] [PATCH 03/11] qemu-char: Add fe_open tracking,
Hans de Goede <=
- [Qemu-devel] [PATCH 07/11] qemu-char: Move incrementing of avail_connections to qdev-properties-system, Hans de Goede, 2013/03/26
- Re: [Qemu-devel] [PATCH 07/11] qemu-char: Move incrementing of avail_connections to qdev-properties-system, Paolo Bonzini, 2013/03/26
- Re: [Qemu-devel] [PATCH 07/11] qemu-char: Move incrementing of avail_connections to qdev-properties-system, Hans de Goede, 2013/03/26
- Re: [Qemu-devel] [PATCH 07/11] qemu-char: Move incrementing of avail_connections to qdev-properties-system, Paolo Bonzini, 2013/03/26
- Re: [Qemu-devel] [PATCH 07/11] qemu-char: Move incrementing of avail_connections to qdev-properties-system, Hans de Goede, 2013/03/27
- Re: [Qemu-devel] [PATCH 07/11] qemu-char: Move incrementing of avail_connections to qdev-properties-system, Paolo Bonzini, 2013/03/27
- Re: [Qemu-devel] [PATCH 07/11] qemu-char: Move incrementing of avail_connections to qdev-properties-system, Hans de Goede, 2013/03/27
[Qemu-devel] [PATCH 06/11] qemu-char: Consolidate guest_close/guest_open into a set_fe_open callback, Hans de Goede, 2013/03/26
[Qemu-devel] [PATCH 08/11] qemu-char: add_handlers: Don't re-send the be_open event on unregister, Hans de Goede, 2013/03/26
[Qemu-devel] [PATCH 10/11] virtio-serial: propagate guest_connected to the port on post_load, Hans de Goede, 2013/03/26