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* [PATCH] netif_set_xps_queue: make cpu mask const
@ 2013-10-02  6:14 Michael S. Tsirkin
  2013-10-02 21:07 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Michael S. Tsirkin @ 2013-10-02  6:14 UTC (permalink / raw)
  To: Jason Wang, rusty
  Cc: David S. Miller, Eric Dumazet, Jiri Pirko, Vlad Yasevich,
	Cong Wang, Alexander Duyck, netdev, linux-kernel

virtio wants to pass in cpumask_of(cpu), make parameter
const to avoid build warnings.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 include/linux/netdevice.h | 5 +++--
 net/core/dev.c            | 3 ++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 3de49ac..25f5d2d 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2264,11 +2264,12 @@ static inline void netif_wake_subqueue(struct net_device *dev, u16 queue_index)
 }
 
 #ifdef CONFIG_XPS
-extern int netif_set_xps_queue(struct net_device *dev, struct cpumask *mask,
+extern int netif_set_xps_queue(struct net_device *dev,
+			       const struct cpumask *mask,
 			       u16 index);
 #else
 static inline int netif_set_xps_queue(struct net_device *dev,
-				      struct cpumask *mask,
+				      const struct cpumask *mask,
 				      u16 index)
 {
 	return 0;
diff --git a/net/core/dev.c b/net/core/dev.c
index 5c713f2..f18eebd 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1917,7 +1917,8 @@ static struct xps_map *expand_xps_map(struct xps_map *map,
 	return new_map;
 }
 
-int netif_set_xps_queue(struct net_device *dev, struct cpumask *mask, u16 index)
+int netif_set_xps_queue(struct net_device *dev, const struct cpumask *mask,
+			u16 index)
 {
 	struct xps_dev_maps *dev_maps, *new_dev_maps = NULL;
 	struct xps_map *map, *new_map;
-- 
MST

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] netif_set_xps_queue: make cpu mask const
  2013-10-02  6:14 [PATCH] netif_set_xps_queue: make cpu mask const Michael S. Tsirkin
@ 2013-10-02 21:07 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2013-10-02 21:07 UTC (permalink / raw)
  To: mst
  Cc: jasowang, rusty, edumazet, jiri, vyasevic, amwang,
	alexander.h.duyck, netdev, linux-kernel

From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Wed, 2 Oct 2013 09:14:06 +0300

> virtio wants to pass in cpumask_of(cpu), make parameter
> const to avoid build warnings.
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

Refresh my memory, is to accomodate a change you want to submit to
'net' or 'net-next'?  This patch only applies to 'net' cleanly.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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