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IB/uverbs: Add devnode method to set path/mode

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We want udev to create a device node under /dev/infiniband with
permission 0666 for uverbsX devices, so add a devnode method to set the
appropriate info.

Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Roland Dreier 2011-05-23 11:10:05 -07:00
parent 257313b2a8
commit 71c29bd5c2
1 changed files with 8 additions and 0 deletions
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8
drivers/infiniband/core/uverbs_main.c
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@ -824,6 +824,12 @@ static void ib_uverbs_remove_one(struct ib_device *device)
kfree(uverbs_dev);
}
static char *uverbs_devnode(struct device *dev, mode_t *mode)
{
*mode = 0666;
return kasprintf(GFP_KERNEL, "infiniband/%s", dev_name(dev));
}
static int __init ib_uverbs_init(void)
{
int ret;
@ -842,6 +848,8 @@ static int __init ib_uverbs_init(void)
goto out_chrdev;
}
uverbs_class->devnode = uverbs_devnode;
ret = class_create_file(uverbs_class, &class_attr_abi_version.attr);
if (ret) {
printk(KERN_ERR "user_verbs: couldn't create abi_version attribute\n");