diff options
author | Gerd Hoffmann <kraxel@redhat.com> | 2012-02-24 12:43:45 +0100 |
---|---|---|
committer | Anthony Liguori <aliguori@us.ibm.com> | 2012-02-24 13:36:05 -0600 |
commit | 45efb16124efef51de5157afc31984b5a47700f9 (patch) | |
tree | 3f391912a9c7d6172c3abf861bf2e56accdf8aae /console.c | |
parent | 167351020420c285b67cdf0603501b3d3b15e3f7 (diff) | |
download | hqemu-45efb16124efef51de5157afc31984b5a47700f9.zip hqemu-45efb16124efef51de5157afc31984b5a47700f9.tar.gz |
optimize screendump for the common non-switch case
switch console only if needed, also pass down whenever the console was
switched or not because a displaysurface redraw is only needed in case
the console was switched.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'console.c')
-rw-r--r-- | console.c | 10 |
1 files changed, 7 insertions, 3 deletions
@@ -176,19 +176,23 @@ void vga_hw_invalidate(void) void vga_hw_screen_dump(const char *filename) { TextConsole *previous_active_console; + bool cswitch; previous_active_console = active_console; + cswitch = previous_active_console && previous_active_console->index != 0; /* There is currently no way of specifying which screen we want to dump, so always dump the first one. */ - console_select(0); + if (cswitch) { + console_select(0); + } if (consoles[0] && consoles[0]->hw_screen_dump) { - consoles[0]->hw_screen_dump(consoles[0]->hw, filename); + consoles[0]->hw_screen_dump(consoles[0]->hw, filename, cswitch); } else { error_report("screen dump not implemented"); } - if (previous_active_console) { + if (cswitch) { console_select(previous_active_console->index); } } |