linux-kernel - Re: [PATCH][resubmit] HP iLO driver

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Date:	Tue, 24 Jun 2008 11:45:35 +0900
From:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
To:	david.altobelli@...com
Cc:	James.Bottomley@...senPartnership.com, jens.axboe@...cle.com
Subject: Re: [PATCH][resubmit] HP iLO driver

On Mon, 23 Jun 2008 10:00:52 -0600
David Altobelli <david.altobelli@...com> wrote:

> A driver for the HP iLO/iLO2 management processor, which allows userspace
> programs to query the management processor.  Programs can open a channel
> to the device (/dev/hpilo/dXccbN), and use this to send/receive queries.  
> The O_EXCL open flag is used to indicate that a particular channel cannot
> be shared between processes.  This driver will replace various packages
> HP has shipped, including hprsm and hp-ilo.

This driver creates the own device file and user-space applications
write a request data to the device file and read the response from it?

Would it be better to use the existing infrastructure (block/bsg.c) to
do that? With bsg, you don't need to invent your fifo code to enqueue
and dequeue requests.
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