x86/oprofile: Modify initialization of num_virt_counters
Models that do not yet support counter multiplexing have to setup num_virt_counters. This patch implements the setup from num_counters if num_virt_counters is not set. Thus, num_virt_counters must be setup only for multiplexing support. Signed-off-by: Robert Richter <robert.richter@amd.com>
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2904a52757
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@ -674,6 +674,9 @@ int __init op_nmi_init(struct oprofile_operations *ops)
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if (ret)
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if (ret)
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return ret;
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return ret;
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if (!model->num_virt_counters)
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model->num_virt_counters = model->num_counters;
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init_sysfs();
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init_sysfs();
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using_nmi = 1;
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using_nmi = 1;
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printk(KERN_INFO "oprofile: using NMI interrupt.\n");
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printk(KERN_INFO "oprofile: using NMI interrupt.\n");
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@ -698,7 +698,6 @@ static void p4_shutdown(struct op_msrs const * const msrs)
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struct op_x86_model_spec op_p4_ht2_spec = {
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struct op_x86_model_spec op_p4_ht2_spec = {
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.num_counters = NUM_COUNTERS_HT2,
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.num_counters = NUM_COUNTERS_HT2,
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.num_controls = NUM_CONTROLS_HT2,
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.num_controls = NUM_CONTROLS_HT2,
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.num_virt_counters = NUM_COUNTERS_HT2,
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.fill_in_addresses = &p4_fill_in_addresses,
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.fill_in_addresses = &p4_fill_in_addresses,
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.setup_ctrs = &p4_setup_ctrs,
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.setup_ctrs = &p4_setup_ctrs,
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.check_ctrs = &p4_check_ctrs,
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.check_ctrs = &p4_check_ctrs,
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@ -711,7 +710,6 @@ struct op_x86_model_spec op_p4_ht2_spec = {
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struct op_x86_model_spec op_p4_spec = {
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struct op_x86_model_spec op_p4_spec = {
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.num_counters = NUM_COUNTERS_NON_HT,
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.num_counters = NUM_COUNTERS_NON_HT,
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.num_controls = NUM_CONTROLS_NON_HT,
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.num_controls = NUM_CONTROLS_NON_HT,
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.num_virt_counters = NUM_COUNTERS_NON_HT,
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.fill_in_addresses = &p4_fill_in_addresses,
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.fill_in_addresses = &p4_fill_in_addresses,
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.setup_ctrs = &p4_setup_ctrs,
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.setup_ctrs = &p4_setup_ctrs,
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.check_ctrs = &p4_check_ctrs,
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.check_ctrs = &p4_check_ctrs,
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@ -206,7 +206,6 @@ static void ppro_shutdown(struct op_msrs const * const msrs)
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struct op_x86_model_spec op_ppro_spec = {
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struct op_x86_model_spec op_ppro_spec = {
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.num_counters = 2,
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.num_counters = 2,
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.num_controls = 2,
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.num_controls = 2,
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.num_virt_counters = 2,
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.reserved = MSR_PPRO_EVENTSEL_RESERVED,
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.reserved = MSR_PPRO_EVENTSEL_RESERVED,
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.fill_in_addresses = &ppro_fill_in_addresses,
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.fill_in_addresses = &ppro_fill_in_addresses,
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.setup_ctrs = &ppro_setup_ctrs,
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.setup_ctrs = &ppro_setup_ctrs,
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