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s390/cpumf: Use configuration level indication for sampling data

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Newer hardware provides the level of virtualization that a particular
sample belongs to. Use that information and fall back to the old
heuristics if the sample does not contain that information.

Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Christian Borntraeger
2016-11-08 09:53:34 +01:00
committed by Martin Schwidefsky
parent b4623d4e5b
commit c19805f870
2 changed files with 22 additions and 8 deletions
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arch/s390/include/asm/cpu_mf.h
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@@ -104,7 +104,8 @@ struct hws_basic_entry {
unsigned int P:1; /* 28 PSW Problem state */
unsigned int AS:2; /* 29-30 PSW address-space control */
unsigned int I:1; /* 31 entry valid or invalid */
unsigned int:16;
unsigned int CL:2; /* 32-33 Configuration Level */
unsigned int:14;
unsigned int prim_asn:16; /* primary ASN */
unsigned long long ia; /* Instruction Address */
unsigned long long gpp; /* Guest Program Parameter */