static struct cache_deferred_req *svc_defer(struct cache_req *req);
static void svc_age_temp_xprts(struct timer_list *t);
static void svc_delete_xprt(struct svc_xprt *xprt);
-static void svc_xprt_do_enqueue(struct svc_xprt *xprt);
/* apparently the "standard" is that clients close
* idle connections after 5 minutes, servers after
}
/* As soon as we clear busy, the xprt could be closed and
- * 'put', so we need a reference to call svc_xprt_do_enqueue with:
+ * 'put', so we need a reference to call svc_xprt_enqueue with:
*/
svc_xprt_get(xprt);
smp_mb__before_atomic();
clear_bit(XPT_BUSY, &xprt->xpt_flags);
- svc_xprt_do_enqueue(xprt);
+ svc_xprt_enqueue(xprt);
svc_xprt_put(xprt);
}
EXPORT_SYMBOL_GPL(svc_xprt_received);
smp_rmb();
xpt_flags = READ_ONCE(xprt->xpt_flags);
+ if (xpt_flags & BIT(XPT_BUSY))
+ return false;
if (xpt_flags & (BIT(XPT_CONN) | BIT(XPT_CLOSE)))
return true;
if (xpt_flags & (BIT(XPT_DATA) | BIT(XPT_DEFERRED))) {
return false;
}
-static void svc_xprt_do_enqueue(struct svc_xprt *xprt)
+/**
+ * svc_xprt_enqueue - Queue a transport on an idle nfsd thread
+ * @xprt: transport with data pending
+ *
+ */
+void svc_xprt_enqueue(struct svc_xprt *xprt)
{
struct svc_pool *pool;
struct svc_rqst *rqstp = NULL;
put_cpu();
trace_svc_xprt_enqueue(xprt, rqstp);
}
-
-/*
- * Queue up a transport with data pending. If there are idle nfsd
- * processes, wake 'em up.
- *
- */
-void svc_xprt_enqueue(struct svc_xprt *xprt)
-{
- if (test_bit(XPT_BUSY, &xprt->xpt_flags))
- return;
- svc_xprt_do_enqueue(xprt);
-}
EXPORT_SYMBOL_GPL(svc_xprt_enqueue);
/*