Messages in this thread | | | From | "Huang, Ying" <> | Subject | Re: [PATCH v4] mm/demotion: Expose memory tier details via sysfs | Date | Fri, 23 Sep 2022 16:07:42 +0800 |
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"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com> writes:
> This patch adds /sys/devices/virtual/memory_tiering/ where all memory tier > related details can be found. All allocated memory tiers will be listed > there as /sys/devices/virtual/memory_tiering/memory_tierN/ > > The nodes which are part of a specific memory tier can be listed via > /sys/devices/virtual/memory_tiering/memory_tierN/nodes
It appears that XXXs is used for mask while XXXs_list is used for list? For example,
# cat /sys/devices/system/cpu/cpu2/topology/core_cpus 0,00100004 # cat /sys/devices/system/cpu/cpu2/topology/core_cpus_list 2,20
It's better to follow the this convention?
> A directory hierarchy looks like > :/sys/devices/virtual/memory_tiering$ tree memory_tier4/ > memory_tier4/ > ├── nodes > ├── subsystem -> ../../../../bus/memory_tiering > └── uevent > > :/sys/devices/virtual/memory_tiering$ cat memory_tier4/nodes > 0,2 > > Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Best Regards, Huang, Ying
[snip]
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