Re: [LTP] [BUG?] proc01: read /proc/acpi/event failed if acpi daemon stopped

Garrett Cooper
2010-03-13T07:13:20Z

On Fri, Mar 12, 2010 at 10:27 PM, Garrett Cooper <yanegomi@gmail.com> wrote:
> On Fri, Mar 12, 2010 at 7:49 PM, Shi Weihua <shiwh@cn.fujitsu.com> wrote:
>> An error message occured when i tested proc01.
>> ---------
>> proc01      1  TFAIL  :  read failed: /proc/acpi/event: errno=EAGAIN(11): Resource temporarily unavailable
>> ---------
>>
>> If "service acpid start", this message will be turned to:
>> ---------
>> proc01      0  TINFO  :  /proc/acpi/event: known issue: errno=EBUSY(16): Device or resource busy
>> ---------
>>
>> I think we should to add a check of acpi daemon's status in testcases/kernel/fs/proc/proc01.c.
>
>    No, that's making things too complicated and won't scale as every
> distro has developed a different means for specifying the status for a
> service. Why not just add EAGAIN for that /proc node?

And FWIW the error condition is correct in my opinion if kernel
acpi hasn't been enabled, which was the case here.
Thanks,
-Garrett