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-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c32
1 files changed, 19 insertions, 13 deletions
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
index b4d8107372..52e626cb44 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
@@ -222,7 +222,7 @@ pb_cache_buffer_vtbl = {
};
-static INLINE boolean
+static INLINE int
pb_cache_is_buffer_compat(struct pb_cache_buffer *buf,
pb_size size,
const struct pb_desc *desc)
@@ -230,26 +230,26 @@ pb_cache_is_buffer_compat(struct pb_cache_buffer *buf,
void *map;
if(buf->base.base.size < size)
- return FALSE;
+ return 0;
/* be lenient with size */
if(buf->base.base.size >= 2*size)
- return FALSE;
+ return 0;
if(!pb_check_alignment(desc->alignment, buf->base.base.alignment))
- return FALSE;
+ return 0;
if(!pb_check_usage(desc->usage, buf->base.base.usage))
- return FALSE;
+ return 0;
map = pb_map(buf->buffer, PB_USAGE_DONTBLOCK, NULL);
if (!map) {
- return FALSE;
+ return -1;
}
pb_unmap(buf->buffer);
- return TRUE;
+ return 1;
}
@@ -263,7 +263,8 @@ pb_cache_manager_create_buffer(struct pb_manager *_mgr,
struct pb_cache_buffer *curr_buf;
struct list_head *curr, *next;
int64_t now;
-
+ int ret = 0;
+
pipe_mutex_lock(mgr->mutex);
buf = NULL;
@@ -274,25 +275,30 @@ pb_cache_manager_create_buffer(struct pb_manager *_mgr,
now = os_time_get();
while(curr != &mgr->delayed) {
curr_buf = LIST_ENTRY(struct pb_cache_buffer, curr, head);
- if(!buf && pb_cache_is_buffer_compat(curr_buf, size, desc))
- buf = curr_buf;
+ if(!buf && (ret = pb_cache_is_buffer_compat(curr_buf, size, desc) > 0))
+ buf = curr_buf;
else if(os_time_timeout(curr_buf->start, curr_buf->end, now))
- _pb_cache_buffer_destroy(curr_buf);
+ _pb_cache_buffer_destroy(curr_buf);
else
/* This buffer (and all hereafter) are still hot in cache */
break;
+ if (ret == -1)
+ break;
curr = next;
next = curr->next;
}
/* keep searching in the hot buffers */
- if(!buf) {
+ if(!buf && ret != -1) {
while(curr != &mgr->delayed) {
curr_buf = LIST_ENTRY(struct pb_cache_buffer, curr, head);
- if(pb_cache_is_buffer_compat(curr_buf, size, desc)) {
+ ret = pb_cache_is_buffer_compat(curr_buf, size, desc);
+ if (ret > 0) {
buf = curr_buf;
break;
}
+ if (ret == -1)
+ break;
/* no need to check the timeout here */
curr = next;
next = curr->next;