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Message-ID: <d120d5000607280910t458fb6e0hdb81367b888a46db@mail.gmail.com>
Date: Fri, 28 Jul 2006 12:10:43 -0400
From: "Dmitry Torokhov" <dmitry.torokhov@gmail.com>
To: "Shem Multinymous" <multinymous@gmail.com>
Subject: Re: Generic battery interface
Cc: "Vojtech Pavlik" <vojtech@suse.cz>, "Brown, Len" <len.brown@intel.com>,
       "Pavel Machek" <pavel@suse.cz>, "Matthew Garrett" <mjg59@srcf.ucam.org>,
       "kernel list" <linux-kernel@vger.kernel.org>,
       linux-thinkpad@linux-thinkpad.org, linux-acpi@vger.kernel.org
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On 7/28/06, Shem Multinymous <multinymous@gmail.com> wrote:
> On 7/28/06, Dmitry Torokhov <dmitry.torokhov@gmail.com> wrote:
> > 4) sysfs - all capabilities, IDs, etc for input devices exported there as well.
>
> Forgive my ignorance, but how do I conncet a sysfs directory with a /dev device?
> So far the only way I found is to compare /sys/whatever/dev with the
> major+minor of the dev file, which requires brute-force enumeration on
> at least one side.
>

Can't we have udev make a symlink when it creates device node? Kernel
can't provide this link since it knows nothing about naming. You could
either have a symlink from /sys/ or maybe /dev/enum/<name matching
print_dev_t() output>

-- 
Dmitry