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authorSteven Rostedt <rostedt@goodmis.org>2024-08-14 16:56:42 -0400
committerSteven Rostedt (Google) <rostedt@goodmis.org>2024-08-14 16:59:28 -0400
commitee057c8c194b9283f4137b253b70e292693a39f0 (patch)
tree4ee9868bfc432e0b1230016cd316468719f0b477 /net/core/dev.h
parentb96c312551b241bc17226c5347c6d6b38a1efd3e (diff)
parent7c626ce4bae1ac14f60076d00eafe71af30450ba (diff)
Merge tag 'v6.11-rc3' into trace/ring-buffer/core
The "reserve_mem" kernel command line parameter has been pulled into v6.11. Merge the latest -rc3 to allow the persistent ring buffer memory to be able to be mapped at the address specified by the "reserve_mem" command line parameter. Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'net/core/dev.h')
-rw-r--r--net/core/dev.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/net/core/dev.h b/net/core/dev.h
index b7b518bc2be5..5654325c5b71 100644
--- a/net/core/dev.h
+++ b/net/core/dev.h
@@ -150,6 +150,8 @@ struct napi_struct *napi_by_id(unsigned int napi_id);
void kick_defer_list_purge(struct softnet_data *sd, unsigned int cpu);
#define XMIT_RECURSION_LIMIT 8
+
+#ifndef CONFIG_PREEMPT_RT
static inline bool dev_xmit_recursion(void)
{
return unlikely(__this_cpu_read(softnet_data.xmit.recursion) >
@@ -165,5 +167,25 @@ static inline void dev_xmit_recursion_dec(void)
{
__this_cpu_dec(softnet_data.xmit.recursion);
}
+#else
+static inline bool dev_xmit_recursion(void)
+{
+ return unlikely(current->net_xmit.recursion > XMIT_RECURSION_LIMIT);
+}
+
+static inline void dev_xmit_recursion_inc(void)
+{
+ current->net_xmit.recursion++;
+}
+
+static inline void dev_xmit_recursion_dec(void)
+{
+ current->net_xmit.recursion--;
+}
+#endif
+
+int dev_set_hwtstamp_phylib(struct net_device *dev,
+ struct kernel_hwtstamp_config *cfg,
+ struct netlink_ext_ack *extack);
#endif