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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2015-06-18 15:23:00 +0300
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2015-06-25 10:39:24 +0300
commitd08d94306e9020fad18a5d079b88ba374784eef8 (patch)
treeb121b154694d198ec6d240b48ffc84d44b4998e2 /mm
parente7086eb18119933753fceacfee662307b5e1d1c1 (diff)
downloadlinux-d08d94306e9020fad18a5d079b88ba374784eef8.tar.xz
s390/smp: cleanup core vs. cpu in the SCLP interface
The SCLP interface to query, configure and deconfigure CPUs actually operates on cores. For a machine without the multi-threading faciltiy a CPU and a core are equivalent but starting with System z13 a core can have multiple hardware threads, also referred to as logical CPUs. To avoid confusion replace the word 'cpu' with 'core' in the SCLP interface. Also replace MAX_CPU_ADDRESS with SCLP_MAX_CORES. The core-id is an 8-bit field, the maximum thread id is in the range 0-31. The theoretical limit for the CPU address is therefore 8191. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'mm')
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