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trelay: log "started" and "stopped"

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It is informative especially when using multiple device pairs.

Signed-off-by: Ali MJ Al-Nasrawy <alimjalnasrawy@gmail.com>
This commit is contained in:
Ali MJ Al-Nasrawy 2019-09-25 17:47:13 +03:00 committed by Hauke Mehrtens
parent c2635b871d
commit 10f5eb0398
1 changed files with 8 additions and 0 deletions
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8
package/kernel/trelay/src/trelay.c
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@ -20,6 +20,10 @@
#include <linux/rtnetlink.h> #include <linux/rtnetlink.h>
#include <linux/debugfs.h> #include <linux/debugfs.h>
#define trelay_log(loglevel, tr, fmt, ...) \
printk(loglevel "trelay: %s <-> %s: " fmt "\n", \
tr->dev1->name, tr->dev2->name, ##__VA_ARGS__);
static LIST_HEAD(trelay_devs); static LIST_HEAD(trelay_devs);
static struct dentry *debugfs_dir; static struct dentry *debugfs_dir;
@ -71,6 +75,8 @@ static int trelay_do_remove(struct trelay *tr)
netdev_rx_handler_unregister(tr->dev1); netdev_rx_handler_unregister(tr->dev1);
netdev_rx_handler_unregister(tr->dev2); netdev_rx_handler_unregister(tr->dev2);
trelay_log(KERN_INFO, tr, "stopped");
kfree(tr); kfree(tr);
return 0; return 0;
@ -183,6 +189,8 @@ static int trelay_do_add(char *name, char *devn1, char *devn2)
tr->dev2 = dev2; tr->dev2 = dev2;
list_add_tail(&tr->list, &trelay_devs); list_add_tail(&tr->list, &trelay_devs);
trelay_log(KERN_INFO, tr, "started");
tr->debugfs = debugfs_create_dir(name, debugfs_dir); tr->debugfs = debugfs_create_dir(name, debugfs_dir);
debugfs_create_file("remove", S_IWUSR, tr->debugfs, tr, &fops_remove); debugfs_create_file("remove", S_IWUSR, tr->debugfs, tr, &fops_remove);
ret = 0; ret = 0;