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From: Daniel Borkmann <llug.dan@googlemail.com>
To: "Bartłomiej Zimoń" <uzi18@o2.pl>
Cc: linux-kernel@vger.kernel.org
Subject: Re: userspace notification from module
Date: Sat, 02 Jan 2010 13:36:55 +0100	[thread overview]
Message-ID: <4B3F3DE7.7030809@googlemail.com> (raw)
In-Reply-To: <4b387f18.307edfdc.4b3f399c.3bc2e@o2.pl>

Hi Bartłomiej,

Bartłomiej Zimoń wrote:
> Use inotify from userspace could be interesting for such data,
> but looks like sysfs/procfs doesn't send signal about data changed in file or maybe i'm wrong?
> 
> If sysfs/procfs is wrong for that so must create device file, but here secound problem 
> how to notify that file/buffer has new data?

Actually, the file content of a procfs file is volatile and generated on
the fly, just have a look at some device drivers or at the API.

Did you have a look at the netlink protocol for communication from
kernel to userspace?

Cheers,
Daniel

  reply	other threads:[~2010-01-02 12:37 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-02 12:18 userspace notification from module Bartłomiej Zimoń
2010-01-02 12:36 ` Daniel Borkmann [this message]
  -- strict thread matches above, loose matches on Subject: below --
2010-01-02 13:29 Bartłomiej Zimoń
2010-01-02 14:04 ` Daniel Borkmann
2010-01-02 12:02 Bartłomiej Zimoń

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