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f47586b24c
Increase the maximum number of available counters and check if the hardware supports the counter. Support is indicated by the version of the CPU-measurement counter facility. Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
16 lines
416 B
C
16 lines
416 B
C
/*
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* Performance event support - s390 specific definitions.
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*
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* Copyright IBM Corp. 2009, 2012
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* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
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* Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
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*/
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#include <asm/cpu_mf.h>
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/* CPU-measurement counter facility */
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#define PERF_CPUM_CF_MAX_CTR 256
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/* Per-CPU flags for PMU states */
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#define PMU_F_RESERVED 0x1000
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#define PMU_F_ENABLED 0x2000
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