aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorRavi Bangoria <[email protected]>2022-06-04 10:15:18 +0530
committerArnaldo Carvalho de Melo <[email protected]>2022-06-24 13:18:55 -0300
commitc1f4f92b7d5d3deeaae758a1a7ed263b1381dd1c (patch)
tree3b521d2e13b8562a31745db03063dc4804483293
parent2139f7424819818afc25fbfd0effda4babe235f6 (diff)
perf tool ibs: Sync AMD IBS header file
IBS support has been enhanced with two new features in upcoming uarch: 1. DataSrc extension 2. L3 miss filtering. Additional set of bits has been introduced in IBS registers to exploit these features. New bits are already defining in arch/x86/ header. Sync it with tools header file. Also rename existing ibs_op_data field 'data_src' to 'data_src_lo'. Signed-off-by: Ravi Bangoria <[email protected]> Acked-by: Namhyung Kim <[email protected]> Cc: Ananth Narayan <[email protected]> Cc: Andi Kleen <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Ian Rogers <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: James Clark <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Kan Liang <[email protected]> Cc: Kim Phillips <[email protected]> Cc: Leo Yan <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Robert Richter <[email protected]> Cc: Sandipan Das <[email protected]> Cc: Santosh Shukla <[email protected]> Cc: Stephane Eranian <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: [email protected] Cc: [email protected] Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
-rw-r--r--tools/arch/x86/include/asm/amd-ibs.h16
-rw-r--r--tools/perf/util/amd-sample-raw.c4
2 files changed, 12 insertions, 8 deletions
diff --git a/tools/arch/x86/include/asm/amd-ibs.h b/tools/arch/x86/include/asm/amd-ibs.h
index 765e9e752d03..9a3312e12e2e 100644
--- a/tools/arch/x86/include/asm/amd-ibs.h
+++ b/tools/arch/x86/include/asm/amd-ibs.h
@@ -29,7 +29,10 @@ union ibs_fetch_ctl {
rand_en:1, /* 57: random tagging enable */
fetch_l2_miss:1,/* 58: L2 miss for sampled fetch
* (needs IbsFetchComp) */
- reserved:5; /* 59-63: reserved */
+ l3_miss_only:1, /* 59: Collect L3 miss samples only */
+ fetch_oc_miss:1,/* 60: Op cache miss for the sampled fetch */
+ fetch_l3_miss:1,/* 61: L3 cache miss for the sampled fetch */
+ reserved:2; /* 62-63: reserved */
};
};
@@ -38,14 +41,14 @@ union ibs_op_ctl {
__u64 val;
struct {
__u64 opmaxcnt:16, /* 0-15: periodic op max. count */
- reserved0:1, /* 16: reserved */
+ l3_miss_only:1, /* 16: Collect L3 miss samples only */
op_en:1, /* 17: op sampling enable */
op_val:1, /* 18: op sample valid */
cnt_ctl:1, /* 19: periodic op counter control */
opmaxcnt_ext:7, /* 20-26: upper 7 bits of periodic op maximum count */
- reserved1:5, /* 27-31: reserved */
+ reserved0:5, /* 27-31: reserved */
opcurcnt:27, /* 32-58: periodic op counter current count */
- reserved2:5; /* 59-63: reserved */
+ reserved1:5; /* 59-63: reserved */
};
};
@@ -71,11 +74,12 @@ union ibs_op_data {
union ibs_op_data2 {
__u64 val;
struct {
- __u64 data_src:3, /* 0-2: data source */
+ __u64 data_src_lo:3, /* 0-2: data source low */
reserved0:1, /* 3: reserved */
rmt_node:1, /* 4: destination node */
cache_hit_st:1, /* 5: cache hit state */
- reserved1:57; /* 5-63: reserved */
+ data_src_hi:2, /* 6-7: data source high */
+ reserved1:56; /* 8-63: reserved */
};
};
diff --git a/tools/perf/util/amd-sample-raw.c b/tools/perf/util/amd-sample-raw.c
index d19d765195c5..3b623ea6ee7e 100644
--- a/tools/perf/util/amd-sample-raw.c
+++ b/tools/perf/util/amd-sample-raw.c
@@ -98,9 +98,9 @@ static void pr_ibs_op_data2(union ibs_op_data2 reg)
};
printf("ibs_op_data2:\t%016llx %sRmtNode %d%s\n", reg.val,
- reg.data_src == 2 ? (reg.cache_hit_st ? "CacheHitSt 1=O-State "
+ reg.data_src_lo == 2 ? (reg.cache_hit_st ? "CacheHitSt 1=O-State "
: "CacheHitSt 0=M-state ") : "",
- reg.rmt_node, data_src_str[reg.data_src]);
+ reg.rmt_node, data_src_str[reg.data_src_lo]);
}
static void pr_ibs_op_data3(union ibs_op_data3 reg)