From mboxrd@z Thu Jan  1 00:00:00 1970
From: Yinghai Lu <yinghai@kernel.org>
Subject: Re: [PATCH] ACPI: Enable SCI_EMULATE to manually simulate physical
 hotplug testing.
Date: Tue, 4 Sep 2012 14:46:19 -0700
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To: Toshi Kani <toshi.kani@hp.com>
Cc: Len Brown <lenb@kernel.org>, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, Ashok Raj <ashok.raj@intel.com>

On Tue, Sep 4, 2012 at 2:34 PM, Toshi Kani <toshi.kani@hp.com> wrote:
> On Tue, 2012-09-04 at 12:17 -0700, Yinghai Lu wrote:
>  - If a full path is specified in acpi_name, it ignores the arg hsb
> ("\_SB").
>  - If a relative path is specified in acpi_name, it appends the arg hsb.
>
> So, the code looks good to me; assuming that is the intent.
>
> However, the error message below will show up like "\_SB.\_SB.PCIB" when
> a full path is specified.

I always use
echo "\_SB.PCIB 3" > /sys/kernel/debug/acpi/sci_notify

and it works.

so assume that function can accept \_SB.PCIB and PCIB both.

Thanks

Yinghai