KVM: s390: use pid of cpu thread for sampling tagging

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Right now we use the address of the sie control block as tag for
the sampling data. This is hard to get for users. Let's just use
the PID of the cpu thread to mark the hardware samples.

Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Christian Borntraeger 2015-07-09 17:56:13 +02:00 • committed by Martin Schwidefsky

parent d0164ee20d

commit 888d5e9804

2 changed files with 4 additions and 7 deletions

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2

arch/s390/kernel/entry.S

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9

arch/s390/kernel/perf_cpum_sf.c

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