linux-kernel - Re: [2/3] POHMELFS: Documentation.

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Message-ID: <20080712072610.GA8675@2ka.mipt.ru>
Date:	Sat, 12 Jul 2008 11:26:10 +0400
From:	Evgeniy Polyakov <johnpol@....mipt.ru>
To:	Pavel Machek <pavel@...e.cz>
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [2/3] POHMELFS: Documentation.

Hi.

On Sat, Jul 12, 2008 at 09:01:51AM +0200, Pavel Machek (pavel@...e.cz) wrote:
> > + * Completely async processing of all events (hard, symlinks and rename are the
> > + 	only exceptions) including object creation and data reading and writing.
> 
> Hmm... this is little funny.
> 
> 	Async processing of most events (only exceptions are ...) ?

There are people who belive that most with exceptions is still all :)
Actually I think that if there are exceptions, than it is not 'all'.
 
> > +POHMELFS network protocol.
> > +
> > +Basic structure used in network communication is following command:
> > +
> > +struct netfs_cmd
> > +{
> > +	__u16			cmd;	/* Command number */
> > +	__u16			csize;	/* Attached crypto information size */
> > +	__u16			cpad;	/* Attached padding size */
> > +	__u16			ext;	/* External flags */
> > +	__u32			size;	/* Size of the attached data */
> > +	__u32			trans;	/* Transaction id */
> > +	__u64			id;	/* Object ID to operate on. Used for feedback.*/
> > +	__u64			start;	/* Start of the object. */
> > +	__u64			iv;	/* IV sequence */
> > +	__u8			data[0];
> > +};
> 
> Which endianity?

Big endian in the network. CPU endian on both ends.

-- 
	Evgeniy Polyakov
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