Re: [autofs] [RFC] Towards a Modern Autofs

[Jeff Garzik]

Mike Waychison wrote:
> To put it into perspective, the I'm calling for the following major 
> changes:
[...]
> 2) move the loop that used to spin around and ask kernelspace if there 
> was anything to expire into the VFS as well, where it won't be killed.
[...]
> (1) and (2) shouldn't be hard at all to do considering David Howells has 
> done the majority of this already. (3) is needed in order to manage 
> direct mounts properly for when they are 'covered'.  Admittedly, (4) 
> comes off as an ugly hack.
>
> Also, (2) was the only 'active' task the automount daemon was doing. 
> Everything else it did can be rewritten in the form of a usermode helper 
> that runs only when it is needed.  This simplifies the userspace code a 
> lot.

Just going by your own explanation here, #2 should not be in the kernel.

If we moving daemons into the kernel just because they won't be killed, 
we'll have Oracle in-kernel before you know it.  Completely spurious reason.

	Jeff



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