File 0001-s390-cpumf-add-support-for-counter-second-version-nu.patch of Package libpfm
From c08003fb085e23f2229e58cc176fcfcf58a3b238 Mon Sep 17 00:00:00 2001
From: Thomas Richter <tmricht@linux.ibm.com>
Date: Thu, 11 Jul 2019 17:49:42 -0700
Subject: [PATCH] s390/cpumf: add support for counter second version number 6
IBM added secound version number 6 in the CPU Measurement
Counter facility to indicate additional counters in the
crypto counter set.
Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
---
lib/events/s390x_cpumf_events.h | 39 +++++++++++++++++++++++++++++++++
lib/pfmlib_s390x_cpumf.c | 2 ++
2 files changed, 41 insertions(+)
diff --git a/lib/events/s390x_cpumf_events.h b/lib/events/s390x_cpumf_events.h
index 8be1d55..8587a3b 100644
--- a/lib/events/s390x_cpumf_events.h
+++ b/lib/events/s390x_cpumf_events.h
@@ -13,6 +13,8 @@
#define CPUMF_CTRSET_EXTENDED 1
#define CPUMF_CTRSET_MT_DIAG 32
+#define CPUMF_SVN6_ECC 4
+
static const pme_cpumf_ctr_t cpumcf_fvn1_counters[] = {
{
@@ -270,6 +272,43 @@ static const pme_cpumf_ctr_t cpumcf_svn_generic_counters[] = {
" coprocessor is busy performing a function issued by"
" another CPU",
},
+ {
+ .ctrnum = 80,
+ .ctrset = CPUMF_CTRSET_CRYPTO,
+ .name = "ECC_FUNCTION_COUNT",
+ .desc = "This counter counts the"
+ " total number of the elliptic-curve cryptography (ECC)"
+ " functions issued by the CPU.",
+ },
+ {
+ .ctrnum = 81,
+ .ctrset = CPUMF_CTRSET_CRYPTO,
+ .name = "ECC_CYCLES_COUNT",
+ .desc = "This counter counts the total"
+ " number of CPU cycles when the ECC coprocessor is"
+ " busy performing the elliptic-curve cryptography"
+ " (ECC) functions issued by the CPU.",
+ },
+ {
+ .ctrnum = 82,
+ .ctrset = CPUMF_CTRSET_CRYPTO,
+ .name = "ECC_BLOCKED_FUNCTION_COUNT",
+ .desc = "This counter counts the total number of the"
+ " elliptic-curve cryptography (ECC) functions that are"
+ " issued by the CPU and are blocked because the ECC"
+ " coprocessor is busy performing a function issued by"
+ " another CPU.",
+ },
+ {
+ .ctrnum = 83,
+ .ctrset = CPUMF_CTRSET_CRYPTO,
+ .name = "ECC_BLOCKED_CYCLES_COUNT",
+ .desc = "This counter counts the total number of CPU cycles "
+ " blocked for the elliptic-curve cryptography (ECC) "
+ " functions issued by the CPU because the ECC"
+ " coprocessor is busy perform ing a function issued"
+ " by another CPU.",
+ },
};
static const pme_cpumf_ctr_t cpumcf_z10_counters[] = {
diff --git a/lib/pfmlib_s390x_cpumf.c b/lib/pfmlib_s390x_cpumf.c
index 7566aa0..e68b000 100644
--- a/lib/pfmlib_s390x_cpumf.c
+++ b/lib/pfmlib_s390x_cpumf.c
@@ -168,6 +168,8 @@ static int pfm_cpumcf_init(void *this)
/* counters based on second version number */
csvn_set = cpumcf_svn_generic_counters;
csvn_set_count = LIBPFM_ARRAY_SIZE(cpumcf_svn_generic_counters);
+ if (csvn < 6) /* Crypto counter set enlarged for SVN == 6 */
+ csvn_set_count -= CPUMF_SVN6_ECC;
/* check and assign a machine-specific extended counter set */
switch (get_machine_type()) {
--
2.22.0
