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can: complete initial namespace support

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The statistics and its proc output was not implemented as per-net in the
initial network namespace support by Mario Kicherer (8e8cda6d73).
This patch adds the missing per-net statistics for the CAN subsystem.

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Oliver Hartkopp
2017-04-25 08:19:41 +02:00
committed by Marc Kleine-Budde
parent f2e72f43e7
commit cb5635a367
5 changed files with 121 additions and 105 deletions
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4
include/linux/can/core.h
View File

@@ -5,7 +5,7 @@
*
* Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
* Urs Thuermann <urs.thuermann@volkswagen.de>
* Copyright (c) 2002-2007 Volkswagen Group Electronic Research
* Copyright (c) 2002-2017 Volkswagen Group Electronic Research
* All rights reserved.
*
*/
@@ -17,7 +17,7 @@
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#define CAN_VERSION "20120528"
#define CAN_VERSION "20170425"
/* increment this number each time you change some user-space interface */
#define CAN_ABI_VERSION "9"

5
include/net/netns/can.h
View File

@@ -8,6 +8,8 @@
#include <linux/spinlock.h>
struct dev_rcv_lists;
struct s_stats;
struct s_pstats;
struct netns_can {
#if IS_ENABLED(CONFIG_PROC_FS)
@@ -26,6 +28,9 @@ struct netns_can {
/* receive filters subscribed for 'all' CAN devices */
struct dev_rcv_lists *can_rx_alldev_list;
spinlock_t can_rcvlists_lock;
struct timer_list can_stattimer;/* timer for statistics update */
struct s_stats *can_stats; /* packet statistics */
struct s_pstats *can_pstats; /* receive list statistics */
};
#endif /* __NETNS_CAN_H__ */