unimore/kernel-hacking-2024-linux-steffo
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oprofile: discover counters for op ppro too

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Discover number of counters for all family 6 models even when not
in arch perfmon mode.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Robert Richter <robert.richter@amd.com>
This commit is contained in:
Andi Kleen 2008-09-29 22:23:33 +02:00 committed by Robert Richter
parent b991702884
commit 59512900ba
2 changed files with 6 additions and 4 deletions
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8
arch/x86/oprofile/op_model_ppro.c
View file

@ -200,9 +200,9 @@ static void ppro_shutdown(struct op_msrs const * const msrs)
}
struct op_x86_model_spec const op_ppro_spec = {
.num_counters = 2,
.num_controls = 2,
struct op_x86_model_spec op_ppro_spec = {
.num_counters = 2, /* can be overriden */
.num_controls = 2, /* dito */
.fill_in_addresses = &ppro_fill_in_addresses,
.setup_ctrs = &ppro_setup_ctrs,
.check_ctrs = &ppro_check_ctrs,
@ -238,6 +238,8 @@ void arch_perfmon_setup_counters(void)
op_arch_perfmon_spec.num_counters = num_counters;
op_arch_perfmon_spec.num_controls = num_counters;
op_ppro_spec.num_counters = num_counters;
op_ppro_spec.num_controls = num_counters;
}
struct op_x86_model_spec op_arch_perfmon_spec = {

2
arch/x86/oprofile/op_x86_model.h
View file

@ -45,7 +45,7 @@ struct op_x86_model_spec {
void (*shutdown)(struct op_msrs const * const msrs);
};
extern struct op_x86_model_spec const op_ppro_spec;
extern struct op_x86_model_spec op_ppro_spec;
extern struct op_x86_model_spec const op_p4_spec;
extern struct op_x86_model_spec const op_p4_ht2_spec;
extern struct op_x86_model_spec const op_amd_spec;