Messages in this thread | | | Date | Sun, 19 Nov 2006 17:04:58 -0800 | From | "Siddha, Suresh B" <> | Subject | Re: [patch] Export Last Level Cache topology to userspace |
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On Sun, Nov 19, 2006 at 12:15:20PM +0100, Arjan van de Ven wrote: > right now the sysfs topology information exports things like sibling > maps (which cpu is a hyperthreading peer of another) and which "linux > cpus" share the physical package. The patch below adds a bitmap in the > same style that exports which "linux cpus" share the last level cache.
Arjan, This info is already exported today through
/sys/devices/system/cpu/cpuX/cache/indexY/shared_cpu_map
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