linux-kernel - Re: [RFC PATCH 0/2 v1] Ioctl for reading block queue information

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Message-ID: <AANLkTimRiTJf51OBNzrCjiStTTiYfbFLJaXq=vE=JPBY@mail.gmail.com>
Date:	Fri, 10 Dec 2010 19:25:12 +0100
From:	Kay Sievers <kay.sievers@...y.org>
To:	Lukas Czerner <lczerner@...hat.com>
Cc:	Greg KH <gregkh@...e.de>,
	Andreas Dilger <adilger.kernel@...ger.ca>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	tytso@....edu, sandeen@...hat.com, hch@...radead.org,
	axboe@...nel.dk
Subject: Re: [RFC PATCH 0/2 v1] Ioctl for reading block queue information

On Fri, Dec 10, 2010 at 18:59, Lukas Czerner <lczerner@...hat.com> wrote:

> I do not really see how, reference manual is not exactly helpful with
> this and I have got the impression that libudev functions are not able
> to retrieve queue information, but rather device properties, basically
> only from /sys/block/sda/* directory, not subdirectories.

Device subdirs are like attribute groups, the actual attribute just
has a / in it.

Kay
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