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| author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2021-03-11 11:45:33 +0400 |
|---|---|---|
| committer | Marc-André Lureau <marcandre.lureau@redhat.com> | 2021-12-21 10:50:21 +0400 |
| commit | a4ddc31417199eab96211b254097a0a0869d5bea (patch) | |
| tree | 8789895c3beaa87e7442b27e415adc5542762de1 /ui | |
| parent | ac32b2fff127843355b4f7e7ac9f93dd4a395adf (diff) | |
| download | qemu-a4ddc31417199eab96211b254097a0a0869d5bea.zip qemu-a4ddc31417199eab96211b254097a0a0869d5bea.tar.gz qemu-a4ddc31417199eab96211b254097a0a0869d5bea.tar.bz2 | |
ui: make gl_block use a counter
Track multiple callers blocking requests.
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'ui')
| -rw-r--r-- | ui/console.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/ui/console.c b/ui/console.c index 87f897e..39f7b66 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) |