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xlib/shm: More clarification of seqno required

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Everytime I read the predicate wrong, but hopefully, this time I have it
right!

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2013-01-29 23:51:44 +00:00
parent 91834fbdee
commit 2560c0b657
1 changed files with 3 additions and 3 deletions
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6
src/cairo-xlib-surface-shm.c
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@ -436,7 +436,7 @@ static void send_event(cairo_xlib_display_t *display,
{
XShmCompletionEvent ev;
if (seqno_before (seqno, display->shm->last_event))
if (! seqno_after (seqno, display->shm->last_event))
return;
ev.type = display->shm->event;
@ -483,7 +483,7 @@ _cairo_xlib_shm_info_cleanup (cairo_xlib_display_t *display)
info = PQ_TOP(pq);
do {
if (seqno_after (info->last_request, processed)) {
if (! seqno_passed (info->last_request, processed)) {
send_event (display, info, display->shm->last_request);
return;
}
@ -556,7 +556,7 @@ _cairo_xlib_shm_pool_cleanup (cairo_xlib_display_t *display)
cairo_list_foreach_entry_safe (pool, next, cairo_xlib_shm_t,
&display->shm->pool, link) {
if (seqno_before (pool->attached, processed))
if (! seqno_passed (pool->attached, processed))
break;
if (pool->mem.free_bytes == pool->mem.max_bytes)