aboutsummaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2011-04-27 06:02:04 -0400
committerIngo Molnar <mingo@elte.hu>2011-04-26 14:04:53 -0400
commit5c543e3c442d6382db127152c7096ca6a55283de (patch)
treeefcb97f3f4bc5673d8e5e83be497288e536ee08d /arch
parent94403f8863d0d1d2005291b2ef0719c2534aa303 (diff)
perf events, x86: Mark constrant tables read mostly
Various constraint tables were not marked read-mostly. Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Link: http://lkml.kernel.org/n/tip-wpqwwvmhxucy5e718wnamjiv@git.kernel.org Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/cpu/perf_event_intel.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index efa2704c9dfd..067a48b13a76 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -36,7 +36,7 @@ static u64 intel_perfmon_event_map[PERF_COUNT_HW_MAX] __read_mostly =
36 [PERF_COUNT_HW_BUS_CYCLES] = 0x013c, 36 [PERF_COUNT_HW_BUS_CYCLES] = 0x013c,
37}; 37};
38 38
39static struct event_constraint intel_core_event_constraints[] = 39static struct event_constraint intel_core_event_constraints[] __read_mostly =
40{ 40{
41 INTEL_EVENT_CONSTRAINT(0x11, 0x2), /* FP_ASSIST */ 41 INTEL_EVENT_CONSTRAINT(0x11, 0x2), /* FP_ASSIST */
42 INTEL_EVENT_CONSTRAINT(0x12, 0x2), /* MUL */ 42 INTEL_EVENT_CONSTRAINT(0x12, 0x2), /* MUL */
@@ -47,7 +47,7 @@ static struct event_constraint intel_core_event_constraints[] =
47 EVENT_CONSTRAINT_END 47 EVENT_CONSTRAINT_END
48}; 48};
49 49
50static struct event_constraint intel_core2_event_constraints[] = 50static struct event_constraint intel_core2_event_constraints[] __read_mostly =
51{ 51{
52 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ 52 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
53 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ 53 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
@@ -70,7 +70,7 @@ static struct event_constraint intel_core2_event_constraints[] =
70 EVENT_CONSTRAINT_END 70 EVENT_CONSTRAINT_END
71}; 71};
72 72
73static struct event_constraint intel_nehalem_event_constraints[] = 73static struct event_constraint intel_nehalem_event_constraints[] __read_mostly =
74{ 74{
75 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ 75 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
76 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ 76 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
@@ -86,19 +86,19 @@ static struct event_constraint intel_nehalem_event_constraints[] =
86 EVENT_CONSTRAINT_END 86 EVENT_CONSTRAINT_END
87}; 87};
88 88
89static struct extra_reg intel_nehalem_extra_regs[] = 89static struct extra_reg intel_nehalem_extra_regs[] __read_mostly =
90{ 90{
91 INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0xffff), 91 INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0xffff),
92 EVENT_EXTRA_END 92 EVENT_EXTRA_END
93}; 93};
94 94
95static struct event_constraint intel_nehalem_percore_constraints[] = 95static struct event_constraint intel_nehalem_percore_constraints[] __read_mostly =
96{ 96{
97 INTEL_EVENT_CONSTRAINT(0xb7, 0), 97 INTEL_EVENT_CONSTRAINT(0xb7, 0),
98 EVENT_CONSTRAINT_END 98 EVENT_CONSTRAINT_END
99}; 99};
100 100
101static struct event_constraint intel_westmere_event_constraints[] = 101static struct event_constraint intel_westmere_event_constraints[] __read_mostly =
102{ 102{
103 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ 103 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
104 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ 104 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
@@ -110,7 +110,7 @@ static struct event_constraint intel_westmere_event_constraints[] =
110 EVENT_CONSTRAINT_END 110 EVENT_CONSTRAINT_END
111}; 111};
112 112
113static struct event_constraint intel_snb_event_constraints[] = 113static struct event_constraint intel_snb_event_constraints[] __read_mostly =
114{ 114{
115 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ 115 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
116 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ 116 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
@@ -123,21 +123,21 @@ static struct event_constraint intel_snb_event_constraints[] =
123 EVENT_CONSTRAINT_END 123 EVENT_CONSTRAINT_END
124}; 124};
125 125
126static struct extra_reg intel_westmere_extra_regs[] = 126static struct extra_reg intel_westmere_extra_regs[] __read_mostly =
127{ 127{
128 INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0xffff), 128 INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0xffff),
129 INTEL_EVENT_EXTRA_REG(0xbb, MSR_OFFCORE_RSP_1, 0xffff), 129 INTEL_EVENT_EXTRA_REG(0xbb, MSR_OFFCORE_RSP_1, 0xffff),
130 EVENT_EXTRA_END 130 EVENT_EXTRA_END
131}; 131};
132 132
133static struct event_constraint intel_westmere_percore_constraints[] = 133static struct event_constraint intel_westmere_percore_constraints[] __read_mostly =
134{ 134{
135 INTEL_EVENT_CONSTRAINT(0xb7, 0), 135 INTEL_EVENT_CONSTRAINT(0xb7, 0),
136 INTEL_EVENT_CONSTRAINT(0xbb, 0), 136 INTEL_EVENT_CONSTRAINT(0xbb, 0),
137 EVENT_CONSTRAINT_END 137 EVENT_CONSTRAINT_END
138}; 138};
139 139
140static struct event_constraint intel_gen_event_constraints[] = 140static struct event_constraint intel_gen_event_constraints[] __read_mostly =
141{ 141{
142 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ 142 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
143 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ 143 FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-23 05:39:41 -0500