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author | Ingo Molnar <mingo@elte.hu> | 2008-07-11 10:46:50 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-11 10:46:50 +0200 |
commit | 0c81b2a1448bc6a2a9b2d6469fb0669fb4b25e5b (patch) | |
tree | 6f82579cae6d6e39fa9f837a3c349ded51e19d14 /drivers/connector/connector.c | |
parent | rcu: make rcutorture even more vicious: invoke RCU readers from irq handlers ... (diff) | |
parent | Fix PREEMPT_RCU without HOTPLUG_CPU (diff) | |
download | linux-0c81b2a1448bc6a2a9b2d6469fb0669fb4b25e5b.tar.xz linux-0c81b2a1448bc6a2a9b2d6469fb0669fb4b25e5b.zip |
Merge branch 'linus' into core/rcu
Conflicts:
include/linux/rculist.h
kernel/rcupreempt.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/connector/connector.c')
-rw-r--r-- | drivers/connector/connector.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c index 85e2ba7fcfba..bf4830082a13 100644 --- a/drivers/connector/connector.c +++ b/drivers/connector/connector.c @@ -27,6 +27,8 @@ #include <linux/moduleparam.h> #include <linux/connector.h> #include <linux/mutex.h> +#include <linux/proc_fs.h> +#include <linux/spinlock.h> #include <net/sock.h> @@ -403,6 +405,40 @@ static void cn_callback(void *data) mutex_unlock(¬ify_lock); } +static int cn_proc_show(struct seq_file *m, void *v) +{ + struct cn_queue_dev *dev = cdev.cbdev; + struct cn_callback_entry *cbq; + + seq_printf(m, "Name ID\n"); + + spin_lock_bh(&dev->queue_lock); + + list_for_each_entry(cbq, &dev->queue_list, callback_entry) { + seq_printf(m, "%-15s %u:%u\n", + cbq->id.name, + cbq->id.id.idx, + cbq->id.id.val); + } + + spin_unlock_bh(&dev->queue_lock); + + return 0; +} + +static int cn_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, cn_proc_show, NULL); +} + +static const struct file_operations cn_file_ops = { + .owner = THIS_MODULE, + .open = cn_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release +}; + static int __devinit cn_init(void) { struct cn_dev *dev = &cdev; @@ -434,6 +470,8 @@ static int __devinit cn_init(void) return -EINVAL; } + proc_net_fops_create(&init_net, "connector", S_IRUGO, &cn_file_ops); + return 0; } @@ -443,6 +481,8 @@ static void __devexit cn_fini(void) cn_already_initialized = 0; + proc_net_remove(&init_net, "connector"); + cn_del_callback(&dev->id); cn_queue_free_dev(dev->cbdev); netlink_kernel_release(dev->nls); |