diff mbox series

backports: add netif_rx()

Message ID 20220404094158.131124-1-johannes@sipsolutions.net (mailing list archive)
State New, archived
Headers show
Series backports: add netif_rx() | expand

Commit Message

Johannes Berg April 4, 2022, 9:41 a.m. UTC 
From: Johannes Berg <johannes.berg@intel.com>

We need this to auto-detect the context now, since that's
what was done upstream.

Change-Id: Ie974d61fc51bd6ae44a6a92cee7da674bb179680
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---
 backport-include/linux/netdevice.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
diff mbox series

Patch

diff --git a/backport-include/linux/netdevice.h b/backport-include/linux/netdevice.h
index 6214a69a3e65..bd31c94bde76 100644
--- a/backport-include/linux/netdevice.h
+++ b/backport-include/linux/netdevice.h
@@ -247,4 +247,21 @@  struct net_device_path_ctx {
 };
 #endif /* NET_DEVICE_PATH_STACK_MAX */
 
+#if LINUX_VERSION_IS_LESS(5,18,0)
+#define netif_rx LINUX_BACKPORT(netif_rx)
+static inline int netif_rx(struct sk_buff *skb)
+{
+	bool need_bh_off = !(hardirq_count() | softirq_count());
+	int ret;
+
+	if (need_bh_off)
+		local_bh_disable();
+	ret = __netif_rx(skb);
+	if (need_bh_off)
+		local_bh_enable();
+
+	return ret;
+}
+#endif /* < 5.18.0 */
+
 #endif /* __BACKPORT_NETDEVICE_H */