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[Qemu-devel] [PATCH 1/4] char: add a post_load callback
From: |
Alon Levy |
Subject: |
[Qemu-devel] [PATCH 1/4] char: add a post_load callback |
Date: |
Wed, 20 Mar 2013 11:55:11 +0200 |
Signed-off-by: Alon Levy <address@hidden>
---
include/char/char.h | 12 ++++++++++++
qemu-char.c | 7 +++++++
2 files changed, 19 insertions(+)
diff --git a/include/char/char.h b/include/char/char.h
index 0326b2a..0fdcaf9 100644
--- a/include/char/char.h
+++ b/include/char/char.h
@@ -70,6 +70,7 @@ struct CharDriverState {
void (*chr_set_echo)(struct CharDriverState *chr, bool echo);
void (*chr_guest_open)(struct CharDriverState *chr);
void (*chr_guest_close)(struct CharDriverState *chr);
+ void (*chr_post_load)(struct CharDriverState *chr, int connected);
void *opaque;
int idle_tag;
char *label;
@@ -144,6 +145,17 @@ void qemu_chr_fe_open(struct CharDriverState *chr);
void qemu_chr_fe_close(struct CharDriverState *chr);
/**
+ * @qemu_chr_fe_post_load:
+ *
+ * Indicate to backend that a migration has just completed. Must be called when
+ * the vm is in the running state.
+ *
+ * @connected true if frontend is still connected after migration, false
+ * otherwise.
+ */
+void qemu_chr_fe_post_load(struct CharDriverState *chr, int connected);
+
+/**
* @qemu_chr_fe_printf:
*
* Write to a character backend using a printf style interface.
diff --git a/qemu-char.c b/qemu-char.c
index 4e011df..42c911f 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3390,6 +3390,13 @@ void qemu_chr_fe_open(struct CharDriverState *chr)
}
}
+void qemu_chr_fe_post_load(struct CharDriverState *chr, int connected)
+{
+ if (chr->chr_post_load) {
+ chr->chr_post_load(chr, connected);
+ }
+}
+
void qemu_chr_fe_close(struct CharDriverState *chr)
{
if (chr->chr_guest_close) {
--
1.8.1.4
- [Qemu-devel] [PATCH v2 0/4] for spice post load char device hook, Alon Levy, 2013/03/20
- [Qemu-devel] [PATCH 2/4] virtio-serial: add a post_load callback implemented by port, Alon Levy, 2013/03/20
- [Qemu-devel] [PATCH 1/4] char: add a post_load callback,
Alon Levy <=
- Re: [Qemu-devel] [PATCH 1/4] char: add a post_load callback, Alon Levy, 2013/03/20
- Re: [Qemu-devel] [PATCH 1/4] char: add a post_load callback, Anthony Liguori, 2013/03/20
- Re: [Qemu-devel] [PATCH 1/4] char: add a post_load callback, Hans de Goede, 2013/03/21
- Re: [Qemu-devel] [PATCH 1/4] char: add a post_load callback, Hans de Goede, 2013/03/21
- [Qemu-devel] [PATCH v3 0/2] spice-qemu-char fix agent mouse after migration, Alon Levy, 2013/03/21
- [Qemu-devel] [PATCH 1/2] char: add qemu_chr_be_is_fe_connected, Alon Levy, 2013/03/21