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fix vnc regression

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This patch fix the following regression:
1. we should use bitmap_set() and bitmap_clear() to replace vnc_set_bits().

Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Wen Congyang 2011-03-11 17:10:32 +08:00 committed by Anthony Liguori
parent ff73edf514
commit 6ed391bf90
1 changed files with 6 additions and 2 deletions
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8
ui/vnc.c
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@ -1645,17 +1645,21 @@ static void framebuffer_update_request(VncState *vs, int incremental,
int x_position, int y_position,
int w, int h)
{
int i;
const size_t width = ds_get_width(vs->ds) / 16;
if (y_position > ds_get_height(vs->ds))
y_position = ds_get_height(vs->ds);
if (y_position + h >= ds_get_height(vs->ds))
h = ds_get_height(vs->ds) - y_position;
int i;
vs->need_update = 1;
if (!incremental) {
vs->force_update = 1;
for (i = 0; i < h; i++) {
bitmap_set(vs->dirty[y_position + i], x_position / 16, w / 16);
bitmap_set(vs->dirty[y_position + i], 0, width);
bitmap_clear(vs->dirty[y_position + i], width,
VNC_DIRTY_WORDS * BITS_PER_LONG - width);
}
}
}