Commit 6ed391bf authored by Wen Congyang's avatar Wen Congyang Committed by Anthony Liguori
Browse files

fix vnc regression



This patch fix the following regression:
1. we should use bitmap_set() and bitmap_clear() to replace vnc_set_bits().
Signed-off-by: default avatarWen Congyang <wency@cn.fujitsu.com>
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
parent ff73edf5
......@@ -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);
}
}
}
......
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