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memory-hotplug.rst: fix wrong /sys/device/ path

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Actually, it should be /sys/devices/

Signed-off-by: Wang Jinchao <wangjinchao@xfusion.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <ZQz1NUATBMOb3RT+@fedora>
This commit is contained in:
Wang Jinchao 2023-09-22 10:00:21 +08:00 committed by Jonathan Corbet
parent 86a0adc029
commit d25e92d2ae
1 changed files with 4 additions and 4 deletions
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8
Documentation/admin-guide/mm/memory-hotplug.rst
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@ -250,15 +250,15 @@ Observing the State of Memory Blocks
The state (online/offline/going-offline) of a memory block can be observed The state (online/offline/going-offline) of a memory block can be observed
either via:: either via::
% cat /sys/device/system/memory/memoryXXX/state % cat /sys/devices/system/memory/memoryXXX/state
Or alternatively (1/0) via:: Or alternatively (1/0) via::
% cat /sys/device/system/memory/memoryXXX/online % cat /sys/devices/system/memory/memoryXXX/online
For an online memory block, the managing zone can be observed via:: For an online memory block, the managing zone can be observed via::
% cat /sys/device/system/memory/memoryXXX/valid_zones % cat /sys/devices/system/memory/memoryXXX/valid_zones
Configuring Memory Hot(Un)Plug Configuring Memory Hot(Un)Plug
============================== ==============================
@ -326,7 +326,7 @@ however, a memory block might span memory holes. A memory block spanning memory
holes cannot be offlined. holes cannot be offlined.
For example, assume 1 GiB memory block size. A device for a memory starting at For example, assume 1 GiB memory block size. A device for a memory starting at
0x100000000 is ``/sys/device/system/memory/memory4``:: 0x100000000 is ``/sys/devices/system/memory/memory4``::
(0x100000000 / 1Gib = 4) (0x100000000 / 1Gib = 4)