cregit-Linux how code gets into the kernel

Release 4.14 net/bridge/br_sysfs_br.c

Directory: net/bridge
/*
 *      Sysfs attributes of bridge
 *      Linux ethernet bridge
 *
 *      Authors:
 *      Stephen Hemminger               <shemminger@osdl.org>
 *
 *      This program is free software; you can redistribute it and/or
 *      modify it under the terms of the GNU General Public License
 *      as published by the Free Software Foundation; either version
 *      2 of the License, or (at your option) any later version.
 */

#include <linux/capability.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/if_bridge.h>
#include <linux/rtnetlink.h>
#include <linux/spinlock.h>
#include <linux/times.h>
#include <linux/sched/signal.h>

#include "br_private.h"


#define to_bridge(cd)	((struct net_bridge *)netdev_priv(to_net_dev(cd)))

/*
 * Common code for storing bridge parameters.
 */

static ssize_t store_bridge_parm(struct device *d, const char *buf, size_t len, int (*set)(struct net_bridge *, unsigned long)) { struct net_bridge *br = to_bridge(d); char *endp; unsigned long val; int err; if (!ns_capable(dev_net(br->dev)->user_ns, CAP_NET_ADMIN)) return -EPERM; val = simple_strtoul(buf, &endp, 0); if (endp == buf) return -EINVAL; if (!rtnl_trylock()) return restart_syscall(); err = (*set)(br, val); if (!err) netdev_state_change(br->dev); rtnl_unlock(); return err ? err : len; }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger10373.05%240.00%
Xin Long2517.73%120.00%
Eric W. Biedermann107.09%120.00%
Greg Kroah-Hartman32.13%120.00%
Total141100.00%5100.00%


static ssize_t forward_delay_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->forward_delay)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3680.00%133.33%
Greg Kroah-Hartman817.78%133.33%
sfeldma@cumulusnetworks.com12.22%133.33%
Total45100.00%3100.00%


static ssize_t forward_delay_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_set_forward_delay); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2775.00%250.00%
Greg Kroah-Hartman822.22%125.00%
sfeldma@cumulusnetworks.com12.78%125.00%
Total36100.00%4100.00%

static DEVICE_ATTR_RW(forward_delay);
static ssize_t hello_time_show(struct device *d, struct device_attribute *attr, char *buf) { return sprintf(buf, "%lu\n", jiffies_to_clock_t(to_bridge(d)->hello_time)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2976.32%133.33%
Greg Kroah-Hartman821.05%133.33%
sfeldma@cumulusnetworks.com12.63%133.33%
Total38100.00%3100.00%


static ssize_t hello_time_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_set_hello_time); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2775.00%250.00%
Greg Kroah-Hartman822.22%125.00%
sfeldma@cumulusnetworks.com12.78%125.00%
Total36100.00%4100.00%

static DEVICE_ATTR_RW(hello_time);
static ssize_t max_age_show(struct device *d, struct device_attribute *attr, char *buf) { return sprintf(buf, "%lu\n", jiffies_to_clock_t(to_bridge(d)->max_age)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2976.32%133.33%
Greg Kroah-Hartman821.05%133.33%
sfeldma@cumulusnetworks.com12.63%133.33%
Total38100.00%3100.00%


static ssize_t max_age_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_set_max_age); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2775.00%250.00%
Greg Kroah-Hartman822.22%125.00%
sfeldma@cumulusnetworks.com12.78%125.00%
Total36100.00%4100.00%

static DEVICE_ATTR_RW(max_age);
static ssize_t ageing_time_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->ageing_time)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3680.00%133.33%
Greg Kroah-Hartman817.78%133.33%
sfeldma@cumulusnetworks.com12.22%133.33%
Total45100.00%3100.00%


static int set_ageing_time(struct net_bridge *br, unsigned long val) { return br_set_ageing_time(br, val); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger1982.61%266.67%
Scott Feldman417.39%133.33%
Total23100.00%3100.00%


static ssize_t ageing_time_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_ageing_time); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2775.00%133.33%
Greg Kroah-Hartman822.22%133.33%
sfeldma@cumulusnetworks.com12.78%133.33%
Total36100.00%3100.00%

static DEVICE_ATTR_RW(ageing_time);
static ssize_t stp_state_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", br->stp_enabled); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3378.57%133.33%
Greg Kroah-Hartman819.05%133.33%
sfeldma@cumulusnetworks.com12.38%133.33%
Total42100.00%3100.00%


static int set_stp_state(struct net_bridge *br, unsigned long val) { br_stp_set_enabled(br, val); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger1664.00%250.00%
Xin Long832.00%125.00%
Al Viro14.00%125.00%
Total25100.00%4100.00%


static ssize_t stp_state_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_stp_state); }

Contributors

PersonTokensPropCommitsCommitProp
Xin Long3391.67%133.33%
Al Viro25.56%133.33%
Stephen Hemminger12.78%133.33%
Total36100.00%3100.00%

static DEVICE_ATTR_RW(stp_state);
static ssize_t group_fwd_mask_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%#x\n", br->group_fwd_mask); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_group_fwd_mask(struct net_bridge *br, unsigned long val) { if (val & BR_GROUPFWD_RESTRICTED) return -EINVAL; br->group_fwd_mask = val; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Xin Long34100.00%1100.00%
Total34100.00%1100.00%


static ssize_t group_fwd_mask_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_group_fwd_mask); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3083.33%125.00%
Xin Long411.11%125.00%
sfeldma@cumulusnetworks.com12.78%125.00%
Eric W. Biedermann12.78%125.00%
Total36100.00%4100.00%

static DEVICE_ATTR_RW(group_fwd_mask);
static ssize_t priority_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", (br->bridge_id.prio[0] << 8) | br->bridge_id.prio[1]); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger5185.00%133.33%
Greg Kroah-Hartman813.33%133.33%
sfeldma@cumulusnetworks.com11.67%133.33%
Total60100.00%3100.00%


static int set_priority(struct net_bridge *br, unsigned long val) { br_stp_set_bridge_priority(br, (u16) val); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger28100.00%2100.00%
Total28100.00%2100.00%


static ssize_t priority_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_priority); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2775.00%133.33%
Greg Kroah-Hartman822.22%133.33%
sfeldma@cumulusnetworks.com12.78%133.33%
Total36100.00%3100.00%

static DEVICE_ATTR_RW(priority);
static ssize_t root_id_show(struct device *d, struct device_attribute *attr, char *buf) { return br_show_bridge_id(buf, &to_bridge(d)->designated_root); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2573.53%133.33%
Greg Kroah-Hartman823.53%133.33%
sfeldma@cumulusnetworks.com12.94%133.33%
Total34100.00%3100.00%

static DEVICE_ATTR_RO(root_id);
static ssize_t bridge_id_show(struct device *d, struct device_attribute *attr, char *buf) { return br_show_bridge_id(buf, &to_bridge(d)->bridge_id); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2573.53%133.33%
Greg Kroah-Hartman823.53%133.33%
sfeldma@cumulusnetworks.com12.94%133.33%
Total34100.00%3100.00%

static DEVICE_ATTR_RO(bridge_id);
static ssize_t root_port_show(struct device *d, struct device_attribute *attr, char *buf) { return sprintf(buf, "%d\n", to_bridge(d)->root_port); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2674.29%133.33%
Greg Kroah-Hartman822.86%133.33%
sfeldma@cumulusnetworks.com12.86%133.33%
Total35100.00%3100.00%

static DEVICE_ATTR_RO(root_port);
static ssize_t root_path_cost_show(struct device *d, struct device_attribute *attr, char *buf) { return sprintf(buf, "%d\n", to_bridge(d)->root_path_cost); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2674.29%133.33%
Greg Kroah-Hartman822.86%133.33%
sfeldma@cumulusnetworks.com12.86%133.33%
Total35100.00%3100.00%

static DEVICE_ATTR_RO(root_path_cost);
static ssize_t topology_change_show(struct device *d, struct device_attribute *attr, char *buf) { return sprintf(buf, "%d\n", to_bridge(d)->topology_change); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2674.29%133.33%
Greg Kroah-Hartman822.86%133.33%
sfeldma@cumulusnetworks.com12.86%133.33%
Total35100.00%3100.00%

static DEVICE_ATTR_RO(topology_change);
static ssize_t topology_change_detected_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", br->topology_change_detected); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3378.57%133.33%
Greg Kroah-Hartman819.05%133.33%
sfeldma@cumulusnetworks.com12.38%133.33%
Total42100.00%3100.00%

static DEVICE_ATTR_RO(topology_change_detected);
static ssize_t hello_timer_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%ld\n", br_timer_value(&br->hello_timer)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3780.43%133.33%
Greg Kroah-Hartman817.39%133.33%
sfeldma@cumulusnetworks.com12.17%133.33%
Total46100.00%3100.00%

static DEVICE_ATTR_RO(hello_timer);
static ssize_t tcn_timer_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%ld\n", br_timer_value(&br->tcn_timer)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3780.43%133.33%
Greg Kroah-Hartman817.39%133.33%
sfeldma@cumulusnetworks.com12.17%133.33%
Total46100.00%3100.00%

static DEVICE_ATTR_RO(tcn_timer);
static ssize_t topology_change_timer_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%ld\n", br_timer_value(&br->topology_change_timer)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3780.43%133.33%
Greg Kroah-Hartman817.39%133.33%
sfeldma@cumulusnetworks.com12.17%133.33%
Total46100.00%3100.00%

static DEVICE_ATTR_RO(topology_change_timer);
static ssize_t gc_timer_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%ld\n", br_timer_value(&br->gc_work.timer)); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger3675.00%125.00%
Greg Kroah-Hartman816.67%125.00%
Nikolay Aleksandrov36.25%125.00%
sfeldma@cumulusnetworks.com12.08%125.00%
Total48100.00%4100.00%

static DEVICE_ATTR_RO(gc_timer);
static ssize_t group_addr_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%x:%x:%x:%x:%x:%x\n", br->group_addr[0], br->group_addr[1], br->group_addr[2], br->group_addr[3], br->group_addr[4], br->group_addr[5]); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger7188.75%133.33%
Greg Kroah-Hartman810.00%133.33%
sfeldma@cumulusnetworks.com11.25%133.33%
Total80100.00%3100.00%


static ssize_t group_addr_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { struct net_bridge *br = to_bridge(d); u8 new_addr[6]; int i; if (!ns_capable(dev_net(br->dev)->user_ns, CAP_NET_ADMIN)) return -EPERM; if (sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &new_addr[0], &new_addr[1], &new_addr[2], &new_addr[3], &new_addr[4], &new_addr[5]) != 6) return -EINVAL; if (!is_link_local_ether_addr(new_addr)) return -EINVAL; if (new_addr[5] == 1 || /* 802.3x Pause address */ new_addr[5] == 2 || /* 802.3ad Slow protocols */ new_addr[5] == 3) /* 802.1X PAE address */ return -EINVAL; if (!rtnl_trylock()) return restart_syscall(); spin_lock_bh(&br->lock); for (i = 0; i < 6; i++) br->group_addr[i] = new_addr[i]; spin_unlock_bh(&br->lock); br->group_addr_set = true; br_recalculate_fwd_mask(br); netdev_state_change(br->dev); rtnl_unlock(); return len; }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger17475.00%111.11%
Toshiaki Makita2410.34%111.11%
Eric W. Biedermann104.31%111.11%
Greg Kroah-Hartman83.45%111.11%
Xin Long73.02%111.11%
Ben Hutchings62.59%222.22%
Joe Perches20.86%111.11%
sfeldma@cumulusnetworks.com10.43%111.11%
Total232100.00%9100.00%

static DEVICE_ATTR_RW(group_addr);
static int set_flush(struct net_bridge *br, unsigned long val) { br_fdb_flush(br); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Xin Long23100.00%1100.00%
Total23100.00%1100.00%


static ssize_t flush_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_flush); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger2775.00%125.00%
Xin Long719.44%125.00%
Eric W. Biedermann12.78%125.00%
sfeldma@cumulusnetworks.com12.78%125.00%
Total36100.00%4100.00%

static DEVICE_ATTR_WO(flush); #ifdef CONFIG_BRIDGE_IGMP_SNOOPING
static ssize_t multicast_router_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", br->multicast_router); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static ssize_t multicast_router_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_multicast_set_router); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_router);
static ssize_t multicast_snooping_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", !br->multicast_disabled); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4297.67%150.00%
sfeldma@cumulusnetworks.com12.33%150.00%
Total43100.00%2100.00%


static ssize_t multicast_snooping_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_multicast_toggle); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_snooping);
static ssize_t multicast_query_use_ifaddr_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", br->multicast_query_use_ifaddr); }

Contributors

PersonTokensPropCommitsCommitProp
Américo Wang4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_query_use_ifaddr(struct net_bridge *br, unsigned long val) { br->multicast_query_use_ifaddr = !!val; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Américo Wang26100.00%1100.00%
Total26100.00%1100.00%


static ssize_t multicast_query_use_ifaddr_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_query_use_ifaddr); }

Contributors

PersonTokensPropCommitsCommitProp
Américo Wang3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_query_use_ifaddr);
static ssize_t multicast_querier_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", br->multicast_querier); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static ssize_t multicast_querier_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_multicast_set_querier); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_querier);
static ssize_t hash_elasticity_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->hash_elasticity); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_elasticity(struct net_bridge *br, unsigned long val) { br->hash_elasticity = val; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu24100.00%1100.00%
Total24100.00%1100.00%


static ssize_t hash_elasticity_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_elasticity); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(hash_elasticity);
static ssize_t hash_max_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->hash_max); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static ssize_t hash_max_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_multicast_set_hash_max); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(hash_max);
static ssize_t multicast_igmp_version_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->multicast_igmp_version); }

Contributors

PersonTokensPropCommitsCommitProp
Nikolay Aleksandrov42100.00%1100.00%
Total42100.00%1100.00%


static ssize_t multicast_igmp_version_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_multicast_set_igmp_version); }

Contributors

PersonTokensPropCommitsCommitProp
Nikolay Aleksandrov36100.00%1100.00%
Total36100.00%1100.00%

static DEVICE_ATTR_RW(multicast_igmp_version);
static ssize_t multicast_last_member_count_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->multicast_last_member_count); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_last_member_count(struct net_bridge *br, unsigned long val) { br->multicast_last_member_count = val; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu24100.00%1100.00%
Total24100.00%1100.00%


static ssize_t multicast_last_member_count_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_last_member_count); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_last_member_count);
static ssize_t multicast_startup_query_count_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->multicast_startup_query_count); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_startup_query_count(struct net_bridge *br, unsigned long val) { br->multicast_startup_query_count = val; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu24100.00%1100.00%
Total24100.00%1100.00%


static ssize_t multicast_startup_query_count_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_startup_query_count); }

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PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_startup_query_count);
static ssize_t multicast_last_member_interval_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->multicast_last_member_interval)); }

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PersonTokensPropCommitsCommitProp
Herbert Xu4497.78%150.00%
sfeldma@cumulusnetworks.com12.22%150.00%
Total45100.00%2100.00%


static int set_last_member_interval(struct net_bridge *br, unsigned long val) { br->multicast_last_member_interval = clock_t_to_jiffies(val); return 0; }

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PersonTokensPropCommitsCommitProp
Herbert Xu27100.00%1100.00%
Total27100.00%1100.00%


static ssize_t multicast_last_member_interval_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_last_member_interval); }

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PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_last_member_interval);
static ssize_t multicast_membership_interval_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->multicast_membership_interval)); }

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PersonTokensPropCommitsCommitProp
Herbert Xu4497.78%150.00%
sfeldma@cumulusnetworks.com12.22%150.00%
Total45100.00%2100.00%


static int set_membership_interval(struct net_bridge *br, unsigned long val) { br->multicast_membership_interval = clock_t_to_jiffies(val); return 0; }

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PersonTokensPropCommitsCommitProp
Herbert Xu27100.00%1100.00%
Total27100.00%1100.00%


static ssize_t multicast_membership_interval_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_membership_interval); }

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PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_membership_interval);
static ssize_t multicast_querier_interval_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->multicast_querier_interval)); }

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PersonTokensPropCommitsCommitProp
Herbert Xu4497.78%150.00%
sfeldma@cumulusnetworks.com12.22%150.00%
Total45100.00%2100.00%


static int set_querier_interval(struct net_bridge *br, unsigned long val) { br->multicast_querier_interval = clock_t_to_jiffies(val); return 0; }

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PersonTokensPropCommitsCommitProp
Herbert Xu27100.00%1100.00%
Total27100.00%1100.00%


static ssize_t multicast_querier_interval_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_querier_interval); }

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PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_querier_interval);
static ssize_t multicast_query_interval_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->multicast_query_interval)); }

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PersonTokensPropCommitsCommitProp
Herbert Xu4497.78%150.00%
sfeldma@cumulusnetworks.com12.22%150.00%
Total45100.00%2100.00%


static int set_query_interval(struct net_bridge *br, unsigned long val) { br->multicast_query_interval = clock_t_to_jiffies(val); return 0; }

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PersonTokensPropCommitsCommitProp
Herbert Xu27100.00%1100.00%
Total27100.00%1100.00%


static ssize_t multicast_query_interval_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_query_interval); }

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PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_query_interval);
static ssize_t multicast_query_response_interval_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf( buf, "%lu\n", jiffies_to_clock_t(br->multicast_query_response_interval)); }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu4497.78%150.00%
sfeldma@cumulusnetworks.com12.22%150.00%
Total45100.00%2100.00%


static int set_query_response_interval(struct net_bridge *br, unsigned long val) { br->multicast_query_response_interval = clock_t_to_jiffies(val); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu27100.00%1100.00%
Total27100.00%1100.00%


static ssize_t multicast_query_response_interval_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_query_response_interval); }

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PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_query_response_interval);
static ssize_t multicast_startup_query_interval_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf( buf, "%lu\n", jiffies_to_clock_t(br->multicast_startup_query_interval)); }

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PersonTokensPropCommitsCommitProp
Herbert Xu4497.78%150.00%
sfeldma@cumulusnetworks.com12.22%150.00%
Total45100.00%2100.00%


static int set_startup_query_interval(struct net_bridge *br, unsigned long val) { br->multicast_startup_query_interval = clock_t_to_jiffies(val); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Herbert Xu27100.00%1100.00%
Total27100.00%1100.00%


static ssize_t multicast_startup_query_interval_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_startup_query_interval); }

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PersonTokensPropCommitsCommitProp
Herbert Xu3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(multicast_startup_query_interval);
static ssize_t multicast_stats_enabled_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->multicast_stats_enabled); }

Contributors

PersonTokensPropCommitsCommitProp
Nikolay Aleksandrov42100.00%1100.00%
Total42100.00%1100.00%


static int set_stats_enabled(struct net_bridge *br, unsigned long val) { br->multicast_stats_enabled = !!val; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Nikolay Aleksandrov26100.00%1100.00%
Total26100.00%1100.00%


static ssize_t multicast_stats_enabled_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_stats_enabled); }

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Nikolay Aleksandrov36100.00%1100.00%
Total36100.00%1100.00%

static DEVICE_ATTR_RW(multicast_stats_enabled); #if IS_ENABLED(CONFIG_IPV6)
static ssize_t multicast_mld_version_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->multicast_mld_version); }

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Nikolay Aleksandrov42100.00%1100.00%
Total42100.00%1100.00%


static ssize_t multicast_mld_version_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_multicast_set_mld_version); }

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PersonTokensPropCommitsCommitProp
Nikolay Aleksandrov36100.00%1100.00%
Total36100.00%1100.00%

static DEVICE_ATTR_RW(multicast_mld_version); #endif #endif #if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
static ssize_t nf_call_iptables_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->nf_call_iptables); }

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PersonTokensPropCommitsCommitProp
Patrick McHardy4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_nf_call_iptables(struct net_bridge *br, unsigned long val) { br->nf_call_iptables = val ? true : false; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy28100.00%1100.00%
Total28100.00%1100.00%


static ssize_t nf_call_iptables_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_nf_call_iptables); }

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PersonTokensPropCommitsCommitProp
Patrick McHardy3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(nf_call_iptables);
static ssize_t nf_call_ip6tables_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->nf_call_ip6tables); }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_nf_call_ip6tables(struct net_bridge *br, unsigned long val) { br->nf_call_ip6tables = val ? true : false; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy28100.00%1100.00%
Total28100.00%1100.00%


static ssize_t nf_call_ip6tables_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_nf_call_ip6tables); }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(nf_call_ip6tables);
static ssize_t nf_call_arptables_show( struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->nf_call_arptables); }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static int set_nf_call_arptables(struct net_bridge *br, unsigned long val) { br->nf_call_arptables = val ? true : false; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy28100.00%1100.00%
Total28100.00%1100.00%


static ssize_t nf_call_arptables_store( struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, set_nf_call_arptables); }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(nf_call_arptables); #endif #ifdef CONFIG_BRIDGE_VLAN_FILTERING
static ssize_t vlan_filtering_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", br->vlan_enabled); }

Contributors

PersonTokensPropCommitsCommitProp
Vlad Yasevich4197.62%150.00%
sfeldma@cumulusnetworks.com12.38%150.00%
Total42100.00%2100.00%


static ssize_t vlan_filtering_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_vlan_filter_toggle); }

Contributors

PersonTokensPropCommitsCommitProp
Vlad Yasevich3597.22%150.00%
sfeldma@cumulusnetworks.com12.78%150.00%
Total36100.00%2100.00%

static DEVICE_ATTR_RW(vlan_filtering);
static ssize_t vlan_protocol_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%#06x\n", ntohs(br->vlan_proto)); }

Contributors

PersonTokensPropCommitsCommitProp
Toshiaki Makita45100.00%1100.00%
Total45100.00%1100.00%


static ssize_t vlan_protocol_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_vlan_set_proto); }

Contributors

PersonTokensPropCommitsCommitProp
Toshiaki Makita36100.00%1100.00%
Total36100.00%1100.00%

static DEVICE_ATTR_RW(vlan_protocol);
static ssize_t default_pvid_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%d\n", br->default_pvid); }

Contributors

PersonTokensPropCommitsCommitProp
Vlad Yasevich42100.00%1100.00%
Total42100.00%1100.00%


static ssize_t default_pvid_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_vlan_set_default_pvid); }

Contributors

PersonTokensPropCommitsCommitProp
Vlad Yasevich36100.00%1100.00%
Total36100.00%1100.00%

static DEVICE_ATTR_RW(default_pvid);
static ssize_t vlan_stats_enabled_show(struct device *d, struct device_attribute *attr, char *buf) { struct net_bridge *br = to_bridge(d); return sprintf(buf, "%u\n", br->vlan_stats_enabled); }

Contributors

PersonTokensPropCommitsCommitProp
Nikolay Aleksandrov42100.00%1100.00%
Total42100.00%1100.00%


static ssize_t vlan_stats_enabled_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { return store_bridge_parm(d, buf, len, br_vlan_set_stats); }

Contributors

PersonTokensPropCommitsCommitProp
Nikolay Aleksandrov36100.00%1100.00%
Total36100.00%1100.00%

static DEVICE_ATTR_RW(vlan_stats_enabled); #endif static struct attribute *bridge_attrs[] = { &dev_attr_forward_delay.attr, &dev_attr_hello_time.attr, &dev_attr_max_age.attr, &dev_attr_ageing_time.attr, &dev_attr_stp_state.attr, &dev_attr_group_fwd_mask.attr, &dev_attr_priority.attr, &dev_attr_bridge_id.attr, &dev_attr_root_id.attr, &dev_attr_root_path_cost.attr, &dev_attr_root_port.attr, &dev_attr_topology_change.attr, &dev_attr_topology_change_detected.attr, &dev_attr_hello_timer.attr, &dev_attr_tcn_timer.attr, &dev_attr_topology_change_timer.attr, &dev_attr_gc_timer.attr, &dev_attr_group_addr.attr, &dev_attr_flush.attr, #ifdef CONFIG_BRIDGE_IGMP_SNOOPING &dev_attr_multicast_router.attr, &dev_attr_multicast_snooping.attr, &dev_attr_multicast_querier.attr, &dev_attr_multicast_query_use_ifaddr.attr, &dev_attr_hash_elasticity.attr, &dev_attr_hash_max.attr, &dev_attr_multicast_last_member_count.attr, &dev_attr_multicast_startup_query_count.attr, &dev_attr_multicast_last_member_interval.attr, &dev_attr_multicast_membership_interval.attr, &dev_attr_multicast_querier_interval.attr, &dev_attr_multicast_query_interval.attr, &dev_attr_multicast_query_response_interval.attr, &dev_attr_multicast_startup_query_interval.attr, &dev_attr_multicast_stats_enabled.attr, &dev_attr_multicast_igmp_version.attr, #if IS_ENABLED(CONFIG_IPV6) &dev_attr_multicast_mld_version.attr, #endif #endif #if IS_ENABLED(CONFIG_BRIDGE_NETFILTER) &dev_attr_nf_call_iptables.attr, &dev_attr_nf_call_ip6tables.attr, &dev_attr_nf_call_arptables.attr, #endif #ifdef CONFIG_BRIDGE_VLAN_FILTERING &dev_attr_vlan_filtering.attr, &dev_attr_vlan_protocol.attr, &dev_attr_default_pvid.attr, &dev_attr_vlan_stats_enabled.attr, #endif NULL }; static const struct attribute_group bridge_group = { .name = SYSFS_BRIDGE_ATTR, .attrs = bridge_attrs, }; /* * Export the forwarding information table as a binary file * The records are struct __fdb_entry. * * Returns the number of bytes read. */
static ssize_t brforward_read(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct device *dev = kobj_to_dev(kobj); struct net_bridge *br = to_bridge(dev); int n; /* must read whole records */ if (off % sizeof(struct __fdb_entry) != 0) return -EINVAL; n = br_fdb_fillbuf(br, buf, count / sizeof(struct __fdb_entry), off / sizeof(struct __fdb_entry)); if (n > 0) n *= sizeof(struct __fdb_entry); return n; }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger9987.61%120.00%
Rui Zhang54.42%120.00%
Chris Wright54.42%120.00%
Greg Kroah-Hartman32.65%120.00%
Geliang Tang10.88%120.00%
Total113100.00%5100.00%

static struct bin_attribute bridge_forward = { .attr = { .name = SYSFS_BRIDGE_FDB, .mode = S_IRUGO, }, .read = brforward_read, }; /* * Add entries in sysfs onto the existing network class device * for the bridge. * Adds a attribute group "bridge" containing tuning parameters. * Binary attribute containing the forward table * Sub directory to hold links to interfaces. * * Note: the ifobj exists only to be a subdirectory * to hold links. The ifobj exists in same data structure * as it's parent the bridge so reference counting works. */
int br_sysfs_addbr(struct net_device *dev) { struct kobject *brobj = &dev->dev.kobj; struct net_bridge *br = netdev_priv(dev); int err; err = sysfs_create_group(brobj, &bridge_group); if (err) { pr_info("%s: can't create group %s/%s\n", __func__, dev->name, bridge_group.name); goto out1; } err = sysfs_create_bin_file(brobj, &bridge_forward); if (err) { pr_info("%s: can't create attribute file %s/%s\n", __func__, dev->name, bridge_forward.attr.name); goto out2; } br->ifobj = kobject_create_and_add(SYSFS_BRIDGE_PORT_SUBDIR, brobj); if (!br->ifobj) { pr_info("%s: can't add kobject (directory) %s/%s\n", __func__, dev->name, SYSFS_BRIDGE_PORT_SUBDIR); err = -ENOMEM; goto out3; } return 0; out3: sysfs_remove_bin_file(&dev->dev.kobj, &bridge_forward); out2: sysfs_remove_group(&dev->dev.kobj, &bridge_group); out1: return err; }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger16388.59%116.67%
Greg Kroah-Hartman126.52%233.33%
Pan Bian52.72%116.67%
Harvey Harrison31.63%116.67%
Randy Dunlap10.54%116.67%
Total184100.00%6100.00%


void br_sysfs_delbr(struct net_device *dev) { struct kobject *kobj = &dev->dev.kobj; struct net_bridge *br = netdev_priv(dev); kobject_put(br->ifobj); sysfs_remove_bin_file(kobj, &bridge_forward); sysfs_remove_group(kobj, &bridge_group); }

Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger5396.36%133.33%
Greg Kroah-Hartman23.64%266.67%
Total55100.00%3100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Stephen Hemminger174036.08%714.29%
Herbert Xu138128.63%510.20%
Nikolay Aleksandrov4018.31%510.20%
Patrick McHardy3487.22%12.04%
Greg Kroah-Hartman2214.58%36.12%
Vlad Yasevich1853.84%24.08%
Xin Long1412.92%48.16%
Toshiaki Makita1162.41%12.04%
Américo Wang1122.32%12.04%
sfeldma@cumulusnetworks.com992.05%12.04%
Eric W. Biedermann220.46%12.04%
Pablo Neira Ayuso100.21%12.04%
Ben Hutchings60.12%24.08%
Pan Bian50.10%12.04%
Rui Zhang50.10%12.04%
Chris Wright50.10%12.04%
Scott Feldman40.08%12.04%
Randy Dunlap40.08%24.08%
Al Viro30.06%12.04%
Ingo Molnar30.06%12.04%
John Fastabend30.06%12.04%
Harvey Harrison30.06%12.04%
Joe Perches20.04%12.04%
Wang Sheng-Hui10.02%12.04%
Arvind Yadav10.02%12.04%
Geliang Tang10.02%12.04%
Wang Chen10.02%12.04%
Total4823100.00%49100.00%
Directory: net/bridge
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