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[PULL v2 05/17] acpi: cpuhp: spec: clarify store into 'Command data' whe

From: Michael S. Tsirkin
Subject: [PULL v2 05/17] acpi: cpuhp: spec: clarify store into 'Command data' when 'Command field' == 0
Date: Wed, 22 Jan 2020 01:50:02 -0500

From: Igor Mammedov <address@hidden>

Write section of 'Command data' register should describe what happens
when it's written into. Correct description in case the last stored
'Command field' value is equal to 0, to reflect that currently it's not

Signed-off-by: Igor Mammedov <address@hidden>
Reviewed-by: Laszlo Ersek <address@hidden>
Message-Id: <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
 docs/specs/acpi_cpu_hotplug.txt | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/docs/specs/acpi_cpu_hotplug.txt b/docs/specs/acpi_cpu_hotplug.txt
index d5108720bf..8fb9ad22e6 100644
--- a/docs/specs/acpi_cpu_hotplug.txt
+++ b/docs/specs/acpi_cpu_hotplug.txt
@@ -90,8 +90,7 @@ write access:
             other values: reserved
     [0x6-0x7] reserved
     [0x8] Command data: (DWORD access)
-          current 'Command field' value:
-              0: OSPM reads value of CPU selector
+          if last stored 'Command field' value:
               1: stores value into OST event register
               2: stores value into OST status register, triggers
                  ACPI_DEVICE_OST QMP event from QEMU to external applications

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