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delete empty cache zone node if we could not get response to cache

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This commit is contained in:
Igor Sysoev 2010-07-15 13:08:51 +00:00
parent 4769d10604
commit 85992f9eb3
1 changed files with 15 additions and 8 deletions
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19
src/http/ngx_http_file_cache.c
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@ -837,6 +837,7 @@ ngx_http_file_cache_free(ngx_http_request_t *r, ngx_temp_file_t *tf)
{ {
ngx_http_cache_t *c; ngx_http_cache_t *c;
ngx_http_file_cache_t *cache; ngx_http_file_cache_t *cache;
ngx_http_file_cache_node_t *fcn;
c = r->cache; c = r->cache;
@ -853,15 +854,21 @@ ngx_http_file_cache_free(ngx_http_request_t *r, ngx_temp_file_t *tf)
ngx_shmtx_lock(&cache->shpool->mutex); ngx_shmtx_lock(&cache->shpool->mutex);
c->node->count--; fcn = c->node;
fcn->count--;
fcn->updating = 0;
if (c->error) { if (c->error) {
c->node->valid_sec = c->valid_sec; fcn->valid_sec = c->valid_sec;
c->node->valid_msec = c->valid_msec; fcn->valid_msec = c->valid_msec;
c->node->error = c->error; fcn->error = c->error;
}
c->node->updating = 0; } else if (fcn->valid_msec == 0 && fcn->count == 0) {
ngx_queue_remove(&fcn->queue);
ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
ngx_slab_free_locked(cache->shpool, fcn);
c->node = NULL;
}
ngx_shmtx_unlock(&cache->shpool->mutex); ngx_shmtx_unlock(&cache->shpool->mutex);