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Re: [PATCH] autofs4 - use lookup access intent to support recursive bind mounts
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From: Ian Kent
Subject:
Re: [PATCH] autofs4 - use lookup access intent to support recursive bind mounts
Date: Sunday, April 27, 2008 - 11:38 pm
On Mon, 2008-04-28 at 07:22 +0100, Al Viro wrote:
quoted text
> On Mon, Apr 28, 2008 at 02:14:54PM +0800, Ian Kent wrote: > > > > Hi Andrew, > > > > For autofs maps that recursively reference other map entries in their > > mount point path we need to ensure that these mounts are performed > > prior to the current mount request being done. We've used the access > > system call, made just prior to performing the mount, to make this > > happen. In the case of bind mounts, however, the lookup flags in > > the path walk don't trigger a mount. To do this we need to also > > trigger a mount when we see the LOOKUP_ACCESS flag. > > That's too fscking bad, since ->lookup() is about to lose access to > nameidata *and* flags for anything but the last step. IOW, we'll need > cleaner solution...
Spell it out for me please! Ian --
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Messages in current thread:
[PATCH] autofs4 - use lookup access intent to support recu ...
, Ian Kent
, (Sun Apr 27, 11:14 pm)
Re: [PATCH] autofs4 - use lookup access intent to support ...
, Al Viro
, (Sun Apr 27, 11:22 pm)
Re: [PATCH] autofs4 - use lookup access intent to support ...
, Ian Kent
, (Sun Apr 27, 11:38 pm)
Re: [PATCH] autofs4 - use lookup access intent to support ...
, Al Viro
, (Mon Apr 28, 12:05 am)
Re: [PATCH] autofs4 - use lookup access intent to support ...
, Ian Kent
, (Mon Apr 28, 12:25 am)
Re: [PATCH] autofs4 - use lookup access intent to support ...
, Ian Kent
, (Mon Apr 28, 12:53 am)
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