linux-kernel - Re: [PATCH 5/5] autofs: the documentation I wanted to read

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Date:	Tue, 19 Aug 2014 17:00:26 +1000
From:	NeilBrown <neilb@...e.de>
To:	Ian Kent <raven@...maw.net>
Cc:	autofs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] autofs: the documentation I wanted to read

On Mon, 18 Aug 2014 18:13:52 +0800 Ian Kent <raven@...maw.net> wrote:


> > +The available ioctl commands are:
> > +
> > +- **AUTOFS_IOC_READY**: a notification has been handled.  The argument
> > +    to the ioctl command is the "wait_queue_token" number
> > +    corresponding to the notification being acknowledged.
> > +- **AUTOFS_IOC_FAIL**: similar to above, but indicates failure with
> > +    the error code `ENOENT`.
> > +- **AUTOFS_IOC_CATATONIC**: Causes the autofs to enter "catatonic"
> > +    mode meaning that it stops sending notifications to the daemon.
> > +    This mode is also entered if a write to the pipe fails.
> > +- **AUTOFS_IOC_PROTOVER**:  This returns the protocol version in use.
> > +- **AUTOFS_IOC_PROTOSUBVER**: Returns the protocol sub-version which
> > +    is really a version number for the implementation.  It is
> > +    currently 2.
> > +- **AUTOFS_IOC_SETTIMEOUT**:  This passes a pointer to an unsigned
> > +    long.  The value is used to set the timeout for expiry, and
> > +    the current timeout value is stored back through the pointer.
> > +- **AUTOFS_IOC_ASKUMOUNT**:  Returns, in the pointed-to `int`, 1 if
> > +    the filesystem could be unmounted.  This is only a hint as
> > +    the situation could change at any instant.  This call can be
> > +    use to avoid a more expensive full unmount attempt.
> > +- **AUTOFS_IOC_EXPIRE**: as described above, this asks if there is
> > +    anything suitable to expire.  A pointer to a packet:
> > +
> > +        struct autofs_packet_expire_multi {
> > +        	int proto_version;              /* Protocol version */
> > +        	int type;                       /* Type of packet */
> > +        	autofs_wqt_t wait_queue_token;
> > +        	int len;
> > +        	char name[NAME_MAX+1];
> 
> These fields have leading <spaces><tab> StGit complains about on import.
> Think it should be <tab><tab>.
> 

I think I did that because I thought it would work better for markdown
processors (e.g. markdown_py).
However I just tested, and it works best if I turn all the tabs to spaces.
So that is what I have done.

And no rush with testing etc - I just wanted to make sure you had current
code now that -rc1 was out.

Thanks,
NeilBrown

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