Re: [PATCH RT] net: move xmit_recursion to per-task variable on -RT
From: Thomas Gleixner <hidden>
Date: 2016-01-13 17:33:24
Also in:
linux-rt-users, lkml
On Wed, 13 Jan 2016, Sebastian Andrzej Siewior wrote:
+#ifdef CONFIG_PREEMPT_RT_FULL
+static inline int dev_recursion_level(void)
+{
+ return atomic_read(¤t->xmit_recursion);Why would you need an atomic here. current does hardly race against itself. Thanks, tglx