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console: Properly switch consoles for screen dumps 

Do not mess with active_console, use console_select instead. This fixes
corrupt virtual monitor consoles after issuing the screendump command.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Jan Kiszka 2011-09-16 00:48:07 +02:00 committed by Anthony Liguori
parent 2313e998d7
commit f81bdefb63
1 changed files with 10 additions and 3 deletions
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13
console.c
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@ -115,6 +115,7 @@ typedef enum {
/* ??? This is mis-named.
It is used for both text and graphical consoles. */
struct TextConsole {
int index;
console_type_t console_type;
DisplayState *ds;
/* Graphic console state. */
@ -177,12 +178,15 @@ void vga_hw_screen_dump(const char *filename)
TextConsole *previous_active_console;
previous_active_console = active_console;
active_console = consoles[0];
/* There is currently no way of specifying which screen we want to dump,
so always dump the first one. */
if (consoles[0] && consoles[0]->hw_screen_dump)
console_select(0);
if (consoles[0] && consoles[0]->hw_screen_dump) {
consoles[0]->hw_screen_dump(consoles[0]->hw, filename);
active_console = previous_active_console;
}
console_select(previous_active_console->index);
}
void vga_hw_text_update(console_ch_t *chardata)
@ -1247,6 +1251,7 @@ static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
s->ds = ds;
s->console_type = console_type;
if (console_type != GRAPHIC_CONSOLE) {
s->index = nb_consoles;
consoles[nb_consoles++] = s;
} else {
/* HACK: Put graphical consoles before text consoles. */
@ -1254,7 +1259,9 @@ static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
break;
consoles[i] = consoles[i - 1];
consoles[i]->index = i;
}
s->index = i;
consoles[i] = s;
nb_consoles++;
}