Andrew Morton <akpm@linux-foundation.org> writes:

quoted text
> On Thu, 06 Nov 2008 02:48:35 -0800
> ebiederm@xmission.com (Eric W. Biederman) wrote:
>
>> +void proc_shrink_automounts(void)
>> +{
>> +	struct list_head *list = &proc_automounts;
>> +
>> +	mark_mounts_for_expiry(list);
>> +	mark_mounts_for_expiry(list);
>
> Strange.  In case the first attempt didn't work?

Yes.  I'd like to say.  Mount just go away but it takes two passes before
a mount is actually removed.

For NFS which does the whole expiry of all inodes where it comes from it
is a good fit.  For /proc where we don't have to guess it isn't the best
fit but it isn't shabby either.

quoted text
>
>> +	if (list_empty(list))
>> +		return;
>> +
>> +	schedule_delayed_work(&proc_automount_task, proc_automount_timeout);
>> +}


Eric
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