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From: "Rémi Denis-Courmont" <remi@remlab.net>
To: Kumar SANGHVI <kumar.sanghvi@stericsson.com>
Cc: netdev@vger.kernel.org, srinidhi.kasagar@stericsson.com,
	linus.walleij@stericsson.com, sudeep.divakaran@stericsson.com,
	gulshan.karmani@stericsson.com
Subject: Re: Query on usage of Netlink
Date: Fri, 08 Oct 2010 12:14:44 +0200	[thread overview]
Message-ID: <1b4c783a02b46d7da4e308699a41856c@chewa.net> (raw)
In-Reply-To: <20101008085056.GA13091@bnru01.bnr.st.com>


On Fri, 8 Oct 2010 14:21:28 +0530, Kumar SANGHVI
<kumar.sanghvi@stericsson.com> wrote:
> We have a requirement where-in we want to communicate the status of
> modem (whether modem is online or offline) from linux driver to
> user-space components. So that user-space components stop sending data
> to linux driver for communicating with modem, in case modem goes
> offline.

Is the modem control state machine in kernel space, as for say, 802.11
devices?

> We have decided to use the netlink mechanism to achieve this. We intend
> to send an integer value, defined in enum, to user-space indicating the
> current modem status.
(...)
> Or should we define a custom Netlink type in include/linux/netlink.h?

Did you consider using kobject and uevents (which are internally running on
top of Netlink)?

-- 
Rémi Denis-Courmont
http://www.remlab.net
http://fi.linkedin.com/in/remidenis


  reply	other threads:[~2010-10-08 10:14 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-08  8:51 Query on usage of Netlink Kumar SANGHVI
2010-10-08 10:14 ` Rémi Denis-Courmont [this message]
2010-10-08 10:31   ` Kumar SANGHVI

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