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[PULL 12/36] ui: make gl_block use a counter
From: |
marcandre . lureau |
Subject: |
[PULL 12/36] ui: make gl_block use a counter |
Date: |
Fri, 17 Dec 2021 18:37:32 +0400 |
From: Marc-André Lureau <marcandre.lureau@redhat.com>
Track multiple callers blocking requests.
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
---
ui/console.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/ui/console.c b/ui/console.c
index 87f897e46dc4..39f7b66baf54 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -79,7 +79,7 @@ struct QemuConsole {
DisplaySurface *surface;
int dcls;
DisplayChangeListener *gl;
- bool gl_block;
+ int gl_block;
int window_id;
/* Graphic console state. */
@@ -237,10 +237,19 @@ void graphic_hw_gl_block(QemuConsole *con, bool block)
{
assert(con != NULL);
- con->gl_block = block;
- if (con->hw_ops->gl_block) {
- con->hw_ops->gl_block(con->hw, block);
+ if (block) {
+ con->gl_block++;
+ } else {
+ con->gl_block--;
+ }
+ assert(con->gl_block >= 0);
+ if (!con->hw_ops->gl_block) {
+ return;
+ }
+ if ((block && con->gl_block != 1) || (!block && con->gl_block != 0)) {
+ return;
}
+ con->hw_ops->gl_block(con->hw, block);
}
void graphic_hw_gl_flushed(QemuConsole *con)
--
2.34.1.8.g35151cf07204
- [PULL 03/36] ui: generalize clipboard notifier, (continued)
- [PULL 03/36] ui: generalize clipboard notifier, marcandre . lureau, 2021/12/17
- [PULL 04/36] ui/vdagent: add serial capability support, marcandre . lureau, 2021/12/17
- [PULL 05/36] ui/clipboard: add qemu_clipboard_check_serial(), marcandre . lureau, 2021/12/17
- [PULL 06/36] ui/clipboard: add a clipboard reset serial event, marcandre . lureau, 2021/12/17
- [PULL 07/36] hw/display: report an error if virgl initialization failed, marcandre . lureau, 2021/12/17
- [PULL 08/36] virtio-gpu: use VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP, marcandre . lureau, 2021/12/17
- [PULL 09/36] ui: do not delay further remote resize, marcandre . lureau, 2021/12/17
- [PULL 10/36] ui: factor out qemu_console_set_display_gl_ctx(), marcandre . lureau, 2021/12/17
- [PULL 11/36] ui: associate GL context outside of display listener registration, marcandre . lureau, 2021/12/17
- [PULL 12/36] ui: make gl_block use a counter,
marcandre . lureau <=
- [PULL 13/36] ui: add a gl-unblock warning timer, marcandre . lureau, 2021/12/17
- [PULL 15/36] ui: dispatch GL events to all listeners, marcandre . lureau, 2021/12/17
- [PULL 14/36] ui: simplify gl unblock & flush, marcandre . lureau, 2021/12/17
- [PULL 16/36] ui: split the GL context in a different object, marcandre . lureau, 2021/12/17
- [PULL 17/36] ui: move qemu_spice_fill_device_address to ui/util.c, marcandre . lureau, 2021/12/17
- [PULL 18/36] console: save current scanout details, marcandre . lureau, 2021/12/17
- [PULL 19/36] scripts: teach modinfo to skip non-C sources, marcandre . lureau, 2021/12/17
- [PULL 20/36] docs/sphinx: add sphinx modules to include D-Bus documentation, marcandre . lureau, 2021/12/17
- [PULL 21/36] backends: move dbus-vmstate1.xml to backends/, marcandre . lureau, 2021/12/17
- [PULL 22/36] docs: move D-Bus VMState documentation to source XML, marcandre . lureau, 2021/12/17