Re: [PATCH 3/4] autofs - make mountpoint checks namespace aware

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Ian Kent <raven@xxxxxxxxxx> writes:

2> On Thu, 2016-09-22 at 20:37 -0500, Eric W. Biederman wrote:
>> Ian Kent <raven@xxxxxxxxxx> writes:
>> 
>> > On Thu, 2016-09-22 at 10:43 -0500, Eric W. Biederman wrote:
>> > > Ian Kent <raven@xxxxxxxxxx> writes:
>> > > 
>> > > > Eric, Mateusz, I appreciate your spending time on this and particularly
>> > > > pointing
>> > > > out my embarrassingly stupid is_local_mountpoint() usage mistake.
>> > > > 
>> > > > Please accept my apology for the inconvenience.
>> > > > 
>> > > > If all goes well (in testing) I'll have follow up patches to correct
>> > > > this
>> > > > fairly
>> > > > soon.
>> > > 
>> > > Related question.  Do you happen to know how many mounts per mount
>> > > namespace tend to be used?  It looks like it is going to be wise to put
>> > > a configurable limit on that number.  And I would like the default to be
>> > > something high enough most people don't care.  I believe autofs is
>> > > likely where people tend to use the most mounts.
>
> Yes, I agree, I did want to try and avoid changing the parameters to
> ->d_mamange() but passing a struct path pointer might be better in the long run
> anyway.

Given that there is exactly one implementation of d_manage in the tree I
don't imagine it will be disruptive to change that.

Eric
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