cregit-Linux how code gets into the kernel

Release 4.7 drivers/net/bonding/bond_sysfs_slave.c

/*      Sysfs attributes of bond slaves
 *
 *      Copyright (c) 2014 Scott Feldman <sfeldma@cumulusnetworks.com>
 *
 *      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 <net/bonding.h>


struct slave_attribute {
	
struct attribute attr;
	
ssize_t (*show)(struct slave *, char *);
};


#define SLAVE_ATTR(_name, _mode, _show)				\
const struct slave_attribute slave_attr_##_name = {             \
        .attr = {.name = __stringify(_name),                    \
                 .mode = _mode },                               \
        .show   = _show,                                        \
};

#define SLAVE_ATTR_RO(_name) \
	SLAVE_ATTR(_name, S_IRUGO, _name##_show)


static ssize_t state_show(struct slave *slave, char *buf) { switch (bond_slave_state(slave)) { case BOND_STATE_ACTIVE: return sprintf(buf, "active\n"); case BOND_STATE_BACKUP: return sprintf(buf, "backup\n"); default: return sprintf(buf, "UNKNOWN\n"); } }

Contributors

PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com5498.18%150.00%
masanari iidamasanari iida11.82%150.00%
Total55100.00%2100.00%

static SLAVE_ATTR_RO(state);
static ssize_t mii_status_show(struct slave *slave, char *buf) { return sprintf(buf, "%s\n", bond_slave_link_status(slave->link)); }

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PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com30100.00%1100.00%
Total30100.00%1100.00%

static SLAVE_ATTR_RO(mii_status);
static ssize_t link_failure_count_show(struct slave *slave, char *buf) { return sprintf(buf, "%d\n", slave->link_failure_count); }

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PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com27100.00%1100.00%
Total27100.00%1100.00%

static SLAVE_ATTR_RO(link_failure_count);
static ssize_t perm_hwaddr_show(struct slave *slave, char *buf) { return sprintf(buf, "%pM\n", slave->perm_hwaddr); }

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PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com27100.00%1100.00%
Total27100.00%1100.00%

static SLAVE_ATTR_RO(perm_hwaddr);
static ssize_t queue_id_show(struct slave *slave, char *buf) { return sprintf(buf, "%d\n", slave->queue_id); }

Contributors

PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com27100.00%1100.00%
Total27100.00%1100.00%

static SLAVE_ATTR_RO(queue_id);
static ssize_t ad_aggregator_id_show(struct slave *slave, char *buf) { const struct aggregator *agg; if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) { agg = SLAVE_AD_INFO(slave)->port.aggregator; if (agg) return sprintf(buf, "%d\n", agg->aggregator_identifier); } return sprintf(buf, "N/A\n"); }

Contributors

PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com6594.20%133.33%
veaceslav falicoveaceslav falico34.35%133.33%
ding tianhongding tianhong11.45%133.33%
Total69100.00%3100.00%

static SLAVE_ATTR_RO(ad_aggregator_id);
static ssize_t ad_actor_oper_port_state_show(struct slave *slave, char *buf) { const struct port *ad_port; if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) { ad_port = &SLAVE_AD_INFO(slave)->port; if (ad_port->aggregator) return sprintf(buf, "%u\n", ad_port->actor_oper_port_state); } return sprintf(buf, "N/A\n"); }

Contributors

PersonTokensPropCommitsCommitProp
nikolay aleksandrovnikolay aleksandrov70100.00%1100.00%
Total70100.00%1100.00%

static SLAVE_ATTR_RO(ad_actor_oper_port_state);
static ssize_t ad_partner_oper_port_state_show(struct slave *slave, char *buf) { const struct port *ad_port; if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) { ad_port = &SLAVE_AD_INFO(slave)->port; if (ad_port->aggregator) return sprintf(buf, "%u\n", ad_port->partner_oper.port_state); } return sprintf(buf, "N/A\n"); }

Contributors

PersonTokensPropCommitsCommitProp
nikolay aleksandrovnikolay aleksandrov72100.00%1100.00%
Total72100.00%1100.00%

static SLAVE_ATTR_RO(ad_partner_oper_port_state); static const struct slave_attribute *slave_attrs[] = { &slave_attr_state, &slave_attr_mii_status, &slave_attr_link_failure_count, &slave_attr_perm_hwaddr, &slave_attr_queue_id, &slave_attr_ad_aggregator_id, &slave_attr_ad_actor_oper_port_state, &slave_attr_ad_partner_oper_port_state, NULL }; #define to_slave_attr(_at) container_of(_at, struct slave_attribute, attr) #define to_slave(obj) container_of(obj, struct slave, kobj)
static ssize_t slave_show(struct kobject *kobj, struct attribute *attr, char *buf) { struct slave_attribute *slave_attr = to_slave_attr(attr); struct slave *slave = to_slave(kobj); return slave_attr->show(slave, buf); }

Contributors

PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com50100.00%1100.00%
Total50100.00%1100.00%

static const struct sysfs_ops slave_sysfs_ops = { .show = slave_show, }; static struct kobj_type slave_ktype = { #ifdef CONFIG_SYSFS .sysfs_ops = &slave_sysfs_ops, #endif };
int bond_sysfs_slave_add(struct slave *slave) { const struct slave_attribute **a; int err; err = kobject_init_and_add(&slave->kobj, &slave_ktype, &(slave->dev->dev.kobj), "bonding_slave"); if (err) return err; for (a = slave_attrs; *a; ++a) { err = sysfs_create_file(&slave->kobj, &((*a)->attr)); if (err) { kobject_put(&slave->kobj); return err; } } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com10598.13%133.33%
jiri pirkojiri pirko10.93%133.33%
veaceslav falicoveaceslav falico10.93%133.33%
Total107100.00%3100.00%


void bond_sysfs_slave_del(struct slave *slave) { const struct slave_attribute **a; for (a = slave_attrs; *a; ++a) sysfs_remove_file(&slave->kobj, &((*a)->attr)); kobject_put(&slave->kobj); }

Contributors

PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com5498.18%150.00%
veaceslav falicoveaceslav falico11.82%150.00%
Total55100.00%2100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
sfeldma at cumulusnetworks.comsfeldma at cumulusnetworks.com60578.06%110.00%
nikolay aleksandrovnikolay aleksandrov16020.65%220.00%
veaceslav falicoveaceslav falico50.65%220.00%
masanari iidamasanari iida10.13%110.00%
stephen hemmingerstephen hemminger10.13%110.00%
jiri pirkojiri pirko10.13%110.00%
david s. millerdavid s. miller10.13%110.00%
ding tianhongding tianhong10.13%110.00%
Total775100.00%10100.00%
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