lkml.org 
[lkml]   [2007]   [Jun]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC][PATCH -mm take5 4/7] using symlink for the net_device
Hello Satyam,

> In any case, however, the point to extend the critical section here
> to encapsulate all the three parts still stands. We wouldn't want
> ioctl(NETCON_REMOVE_TARGET) on the specified target to
> return without removing the target that the user specified just
> because that target's ethernet interface happens to be currently
> undergoing a name change. The correct behaviour would be to
> sleep on a mutex till the renaming has completed (which will
> then relinquish the mutex) and then (after acquiring the mutex)
> proceed to remove it, IMHO.

You're right. I misunderstood. All the three parts needs to encapsulate.

>> >> +static char *make_netdev_class_name(char *netdev_name)
>> >> +{
>> >> + char *name;
>> >> +
>> >> + name = kasprintf(GFP_KERNEL, "net:%s", netdev_name);
>> >
>> > Why the "net:" prefix in the filename?
>>
>> Because I drew upon dev_change_name() method in net/core/dev.c.
>> The device_rename() in the above function makes use of same prefix
>> related to netdev.
>
> I think you're referring to make_class_name() here? That seems to
> be somewhat bulkier than simply being a wrapper over kasprintf()
> like the make_netdev_class_name() here. I'd definitely recommend
> not obfuscating this simple functionality here.

I understand. The wrapper method such as make_netdev_class_name() isn't
appropriate in this case.

Thanks
--
Keiichi KII
NEC Corporation OSS Platform Development Division
E-mail: k-keiichi@bx.jp.nec.com

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-06-21 11:27    [W:1.188 / U:0.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site