int intr;
sigset_t oldset;
+ atomic_inc(&fc->num_waiting);
block_sigs(&oldset);
intr = down_interruptible(&fc->outstanding_sem);
restore_sigs(&oldset);
- return intr ? NULL : do_get_request(fc);
+ if (intr) {
+ atomic_dec(&fc->num_waiting);
+ return NULL;
+ }
+ return do_get_request(fc);
}
static void fuse_putback_request(struct fuse_conn *fc, struct fuse_req *req)
{
spin_lock(&fuse_lock);
- if (req->preallocated)
+ if (req->preallocated) {
+ atomic_dec(&fc->num_waiting);
list_add(&req->list, &fc->unused_list);
- else
+ } else
fuse_request_free(req);
/* If we are in debt decrease that first */