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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-06-11 14:19:11 +0200
committerIngo Molnar <mingo@elte.hu>2009-06-11 17:54:17 +0200
commit8be6e8f3c3a13900169f1141870562d0c723b010 (patch)
tree0041b2557561ada3566bd309f0b3153e31a9854c
parentf4dbfa8f3131a84257223393905f7efad0ca5996 (diff)
downloadlinux-2.6.34-ux500-8be6e8f3c3a13900169f1141870562d0c723b010.tar.gz
perf_counter: Rename L2 to LL cache
The top (fastest) and last level (biggest) caches are the most interesting ones, performance wise. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> LKML-Reference: <new-submission> [ Fixed the Nehalem LL table to LLC Reference/Miss events ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/powerpc/kernel/power4-pmu.c2
-rw-r--r--arch/powerpc/kernel/power5+-pmu.c2
-rw-r--r--arch/powerpc/kernel/power5-pmu.c2
-rw-r--r--arch/powerpc/kernel/power6-pmu.c2
-rw-r--r--arch/powerpc/kernel/power7-pmu.c2
-rw-r--r--arch/powerpc/kernel/ppc970-pmu.c2
-rw-r--r--arch/x86/kernel/cpu/perf_counter.c12
-rw-r--r--include/linux/perf_counter.h4
8 files changed, 14 insertions, 14 deletions
diff --git a/arch/powerpc/kernel/power4-pmu.c b/arch/powerpc/kernel/power4-pmu.c
index 73956f084b2..07bd308a5fa 100644
--- a/arch/powerpc/kernel/power4-pmu.c
+++ b/arch/powerpc/kernel/power4-pmu.c
@@ -561,7 +561,7 @@ static int power4_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
[C(OP_WRITE)] = { -1, -1 },
[C(OP_PREFETCH)] = { 0, 0 },
},
- [C(L2)] = { /* RESULT_ACCESS RESULT_MISS */
+ [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */
[C(OP_READ)] = { 0, 0 },
[C(OP_WRITE)] = { 0, 0 },
[C(OP_PREFETCH)] = { 0xc34, 0 },
diff --git a/arch/powerpc/kernel/power5+-pmu.c b/arch/powerpc/kernel/power5+-pmu.c
index 5f8b7741e97..41e5d2d958d 100644
--- a/arch/powerpc/kernel/power5+-pmu.c
+++ b/arch/powerpc/kernel/power5+-pmu.c
@@ -632,7 +632,7 @@ static int power5p_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
[C(OP_WRITE)] = { -1, -1 },
[C(OP_PREFETCH)] = { 0, 0 },
},
- [C(L2)] = { /* RESULT_ACCESS RESULT_MISS */
+ [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */
[C(OP_READ)] = { 0, 0 },
[C(OP_WRITE)] = { 0, 0 },
[C(OP_PREFETCH)] = { 0xc50c3, 0 },
diff --git a/arch/powerpc/kernel/power5-pmu.c b/arch/powerpc/kernel/power5-pmu.c
index d54723ab627..05600b66221 100644
--- a/arch/powerpc/kernel/power5-pmu.c
+++ b/arch/powerpc/kernel/power5-pmu.c
@@ -574,7 +574,7 @@ static int power5_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
[C(OP_WRITE)] = { -1, -1 },
[C(OP_PREFETCH)] = { 0, 0 },
},
- [C(L2)] = { /* RESULT_ACCESS RESULT_MISS */
+ [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */
[C(OP_READ)] = { 0, 0x3c309b },
[C(OP_WRITE)] = { 0, 0 },
[C(OP_PREFETCH)] = { 0xc50c3, 0 },
diff --git a/arch/powerpc/kernel/power6-pmu.c b/arch/powerpc/kernel/power6-pmu.c
index 0cd406ee765..46f74bebcfd 100644
--- a/arch/powerpc/kernel/power6-pmu.c
+++ b/arch/powerpc/kernel/power6-pmu.c
@@ -493,7 +493,7 @@ static int power6_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
[C(OP_WRITE)] = { -1, -1 },
[C(OP_PREFETCH)] = { 0x4008c, 0 },
},
- [C(L2)] = { /* RESULT_ACCESS RESULT_MISS */
+ [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */
[C(OP_READ)] = { 0x150730, 0x250532 },
[C(OP_WRITE)] = { 0x250432, 0x150432 },
[C(OP_PREFETCH)] = { 0x810a6, 0 },
diff --git a/arch/powerpc/kernel/power7-pmu.c b/arch/powerpc/kernel/power7-pmu.c
index 060e0deb399..b3f7d1216ba 100644
--- a/arch/powerpc/kernel/power7-pmu.c
+++ b/arch/powerpc/kernel/power7-pmu.c
@@ -320,7 +320,7 @@ static int power7_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
[C(OP_WRITE)] = { -1, -1 },
[C(OP_PREFETCH)] = { 0x408a, 0 },
},
- [C(L2)] = { /* RESULT_ACCESS RESULT_MISS */
+ [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */
[C(OP_READ)] = { 0x6080, 0x6084 },
[C(OP_WRITE)] = { 0x6082, 0x6086 },
[C(OP_PREFETCH)] = { 0, 0 },
diff --git a/arch/powerpc/kernel/ppc970-pmu.c b/arch/powerpc/kernel/ppc970-pmu.c
index 46a20640942..ba0a357a89f 100644
--- a/arch/powerpc/kernel/ppc970-pmu.c
+++ b/arch/powerpc/kernel/ppc970-pmu.c
@@ -445,7 +445,7 @@ static int ppc970_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
[C(OP_WRITE)] = { -1, -1 },
[C(OP_PREFETCH)] = { 0, 0 },
},
- [C(L2)] = { /* RESULT_ACCESS RESULT_MISS */
+ [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */
[C(OP_READ)] = { 0, 0 },
[C(OP_WRITE)] = { 0, 0 },
[C(OP_PREFETCH)] = { 0x733, 0 },
diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c
index 572fb434a66..895c82e7845 100644
--- a/arch/x86/kernel/cpu/perf_counter.c
+++ b/arch/x86/kernel/cpu/perf_counter.c
@@ -131,7 +131,7 @@ static const u64 nehalem_hw_cache_event_ids
[ C(RESULT_MISS) ] = 0x0,
},
},
- [ C(L2 ) ] = {
+ [ C(LL ) ] = {
[ C(OP_READ) ] = {
[ C(RESULT_ACCESS) ] = 0x0324, /* L2_RQSTS.LOADS */
[ C(RESULT_MISS) ] = 0x0224, /* L2_RQSTS.LD_MISS */
@@ -141,8 +141,8 @@ static const u64 nehalem_hw_cache_event_ids
[ C(RESULT_MISS) ] = 0x0824, /* L2_RQSTS.RFO_MISS */
},
[ C(OP_PREFETCH) ] = {
- [ C(RESULT_ACCESS) ] = 0xc024, /* L2_RQSTS.PREFETCHES */
- [ C(RESULT_MISS) ] = 0x8024, /* L2_RQSTS.PREFETCH_MISS */
+ [ C(RESULT_ACCESS) ] = 0x4f2e, /* LLC Reference */
+ [ C(RESULT_MISS) ] = 0x412e, /* LLC Misses */
},
},
[ C(DTLB) ] = {
@@ -222,7 +222,7 @@ static const u64 core2_hw_cache_event_ids
[ C(RESULT_MISS) ] = 0,
},
},
- [ C(L2 ) ] = {
+ [ C(LL ) ] = {
[ C(OP_READ) ] = {
[ C(RESULT_ACCESS) ] = 0x4f29, /* L2_LD.MESI */
[ C(RESULT_MISS) ] = 0x4129, /* L2_LD.ISTATE */
@@ -313,7 +313,7 @@ static const u64 atom_hw_cache_event_ids
[ C(RESULT_MISS) ] = 0,
},
},
- [ C(L2 ) ] = {
+ [ C(LL ) ] = {
[ C(OP_READ) ] = {
[ C(RESULT_ACCESS) ] = 0x4f29, /* L2_LD.MESI */
[ C(RESULT_MISS) ] = 0x4129, /* L2_LD.ISTATE */
@@ -422,7 +422,7 @@ static const u64 amd_0f_hw_cache_event_ids
[ C(RESULT_MISS) ] = 0,
},
},
- [ C(L2 ) ] = {
+ [ C(LL ) ] = {
[ C(OP_READ) ] = {
[ C(RESULT_ACCESS) ] = 0,
[ C(RESULT_MISS) ] = 0,
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index 887df88a9c2..20cf5af27ad 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -56,14 +56,14 @@ enum perf_hw_id {
/*
* Generalized hardware cache counters:
*
- * { L1-D, L1-I, L2, LLC, ITLB, DTLB, BPU } x
+ * { L1-D, L1-I, LLC, ITLB, DTLB, BPU } x
* { read, write, prefetch } x
* { accesses, misses }
*/
enum perf_hw_cache_id {
PERF_COUNT_HW_CACHE_L1D = 0,
PERF_COUNT_HW_CACHE_L1I = 1,
- PERF_COUNT_HW_CACHE_L2 = 2,
+ PERF_COUNT_HW_CACHE_LL = 2,
PERF_COUNT_HW_CACHE_DTLB = 3,
PERF_COUNT_HW_CACHE_ITLB = 4,
PERF_COUNT_HW_CACHE_BPU = 5,