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From: Felipe Balbi <balbi@ti.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: Rong Wang <wr011235813@gmail.com>, <balbi@ti.com>,
	Arnd Bergmann <arnd@arndb.de>, <linux-usb@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <Rong.Wang@csr.com>
Subject: Re: [PATCH] usb: udc: add gadget state kobject uevent
Date: Wed, 17 Jul 2013 10:57:06 +0300	[thread overview]
Message-ID: <20130717075706.GC5291@arwen.pp.htv.fi> (raw)
In-Reply-To: <20130716063117.GA30320@kroah.com>

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Hi,

On Mon, Jul 15, 2013 at 11:31:17PM -0700, Greg KH wrote:
> > The question is since we default GADGET, so the g_mass_storage.ko is
> > installed early but connecting to a host PC
> > is randomly, But the udev has no idea when a host PC connects our device.
> > 
> > So we consider it's reasonable to let the udev know the GADGET device state.
> > Is there any alternative to our question?
> 
> I thought we already export events for gadget device states, have you
> looked for them?  I can't dig through the code at the moment, but this
> seems like a pretty common issue...
> 
> Felipe, any ideas?

we already expose that in sysfs. IIRC udev can act on sysfs changes,
no ?

-- 
balbi

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  parent reply	other threads:[~2013-07-17  7:58 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-15  3:57 Rong Wang
2013-07-15 16:52 ` Greg KH
2013-07-16  3:49   ` Rong Wang
2013-07-16  6:31     ` Greg KH
2013-07-17  2:36       ` Peter Chen
2013-07-18  8:25         ` Rong Wang
2013-07-20 10:57           ` Chen Peter-B29397
2013-07-17  5:50       ` Rong Wang
2013-07-17  7:57       ` Felipe Balbi [this message]
2013-07-17 13:04         ` Rong Wang
2013-07-17 13:27           ` Felipe Balbi
2013-07-17 15:37             ` Alan Stern
2013-07-18  8:22               ` Felipe Balbi
2013-07-18 13:50                 ` Alan Stern
2013-07-22  9:28                   ` Felipe Balbi
2013-07-18  8:33             ` Rong Wang
2013-07-18  8:40               ` Felipe Balbi
2013-07-18  9:28                 ` Rong Wang
2013-07-18 10:10                   ` Felipe Balbi
2013-07-18 10:54                     ` Rong Wang
2013-07-18 11:06                       ` Felipe Balbi
2013-07-26  5:56                     ` Barry Song
2013-07-26 15:23                       ` Greg KH
2013-07-18 10:08                 ` Felipe Balbi
2013-07-17 16:35         ` Greg KH
2013-07-24  9:11           ` Barry Song
2013-07-15  4:58 Rong Wang

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