Thread (1 message) 1 message, 1 author, 2020-06-23
STALE2171d LANDED

[PATCH v2 03/15] net: netdevice.h: add a description for napi_defer_hard_irqs

From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Date: 2020-06-23 07:09:21
Also in: linux-doc, lkml
Subsystem: networking drivers, networking [general], the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Changeset 6f8b12d661d0 ("net: napi: add hard irqs deferral feature")
added a new element at struct net_device.

Add a description for it, based on what's described at the changeset
which added such feature.

Fixes: 6f8b12d661d0 ("net: napi: add hard irqs deferral feature")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
 include/linux/netdevice.h | 2 ++
 1 file changed, 2 insertions(+)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 39e28e11863c..027df84f0f59 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1742,6 +1742,8 @@ enum netdev_priv_flags {
  *	@real_num_rx_queues: 	Number of RX queues currently active in device
  *	@xdp_prog:		XDP sockets filter program pointer
  *	@gro_flush_timeout:	timeout for GRO layer in NAPI
+ *	@napi_defer_hard_irqs:	If not zero, provides a counter that would
+ *				allow to avoid NIC hard IRQ, on busy queues.
  *
  *	@rx_handler:		handler for received packets
  *	@rx_handler_data: 	XXX: need comments on this one
-- 
2.26.2
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