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List:       acpi4linux
Subject:    Re: [ACPI] no event for /proc/acpi/event with acpi
From:       Gunter Ohrner <G.Ohrner () post ! rwth-aachen ! de>
Date:       2005-05-31 18:52:31
Message-ID: 200505312052.33319.G.Ohrner () post ! rwth-aachen ! de
[Download RAW message or body]

Am Dienstag 31 Mai 2005 16:27 schrieb xavier.sinecosa:
> The file /proc/acpi/event can been accessed only once.
> When acpid runs,
> # cat /proc/acpi/event
> acpid: can't open /proc/acpi/event: Device or resource
> busy

Looks ok, acpid is blocking it.

> Stoping acpid, and cat'ing /proc/acpi/event, I get
> # cat /proc/acpi/event
>
> ....

Looks ok, it waits for an event. Execute this command and try pressind the 
power or suspend button or (un)plugging the ac adapter. The event should 
show up.

> It stays like this. In another console I try acpid and
> get :
> # acpid
> acpid: can't open /proc/acpi/event: Device or resource
> busy
> #

This seems also ok, the cat is blocking access to the file.


Greetings,

  Gunter

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