diff options
| -rw-r--r-- | arch/x86/oprofile/op_model_amd.c | 57 | ||||
| -rw-r--r-- | drivers/oprofile/cpu_buffer.c | 17 | ||||
| -rw-r--r-- | drivers/oprofile/cpu_buffer.h | 8 | ||||
| -rw-r--r-- | include/linux/oprofile.h | 18 |
4 files changed, 57 insertions, 43 deletions
diff --git a/arch/x86/oprofile/op_model_amd.c b/arch/x86/oprofile/op_model_amd.c index cf310aeb462c..8fdf06e4edf9 100644 --- a/arch/x86/oprofile/op_model_amd.c +++ b/arch/x86/oprofile/op_model_amd.c @@ -22,7 +22,6 @@ #include "op_x86_model.h" #include "op_counter.h" -#include "../../../drivers/oprofile/cpu_buffer.h" #define NUM_COUNTERS 4 #define NUM_CONTROLS 4 @@ -61,14 +60,6 @@ static unsigned long reset_value[NUM_COUNTERS]; #define IBS_OP_LOW_VALID_BIT (1ULL<<18) /* bit 18 */ #define IBS_OP_LOW_ENABLE (1ULL<<17) /* bit 17 */ -/* - * The function interface needs to be fixed, something like add - * data. Should then be added to linux/oprofile.h. - */ -extern -void oprofile_add_data(struct op_entry *entry, struct pt_regs * const regs, - unsigned long pc, int code, int size); - #define IBS_FETCH_SIZE 6 #define IBS_OP_SIZE 12 @@ -174,16 +165,16 @@ op_amd_handle_ibs(struct pt_regs * const regs, rdmsr(MSR_AMD64_IBSFETCHCTL, low, high); if (high & IBS_FETCH_HIGH_VALID_BIT) { rdmsrl(MSR_AMD64_IBSFETCHLINAD, msr); - oprofile_add_data(&entry, regs, msr, IBS_FETCH_CODE, - IBS_FETCH_SIZE); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); - op_cpu_buffer_add_data(&entry, low); - op_cpu_buffer_add_data(&entry, high); + oprofile_write_reserve(&entry, regs, msr, + IBS_FETCH_CODE, IBS_FETCH_SIZE); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + oprofile_add_data(&entry, low); + oprofile_add_data(&entry, high); rdmsrl(MSR_AMD64_IBSFETCHPHYSAD, msr); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); - op_cpu_buffer_write_commit(&entry); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + oprofile_write_commit(&entry); /* reenable the IRQ */ high &= ~IBS_FETCH_HIGH_VALID_BIT; @@ -197,26 +188,26 @@ op_amd_handle_ibs(struct pt_regs * const regs, rdmsr(MSR_AMD64_IBSOPCTL, low, high); if (low & IBS_OP_LOW_VALID_BIT) { rdmsrl(MSR_AMD64_IBSOPRIP, msr); - oprofile_add_data(&entry, regs, msr, IBS_OP_CODE, - IBS_OP_SIZE); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); + oprofile_write_reserve(&entry, regs, msr, + IBS_OP_CODE, IBS_OP_SIZE); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); rdmsrl(MSR_AMD64_IBSOPDATA, msr); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); rdmsrl(MSR_AMD64_IBSOPDATA2, msr); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); rdmsrl(MSR_AMD64_IBSOPDATA3, msr); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); rdmsrl(MSR_AMD64_IBSDCLINAD, msr); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); rdmsrl(MSR_AMD64_IBSDCPHYSAD, msr); - op_cpu_buffer_add_data(&entry, (u32)msr); - op_cpu_buffer_add_data(&entry, (u32)(msr >> 32)); - op_cpu_buffer_write_commit(&entry); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + oprofile_write_commit(&entry); /* reenable the IRQ */ high = 0; diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c index b846af632c81..2e03b6d796d3 100644 --- a/drivers/oprofile/cpu_buffer.c +++ b/drivers/oprofile/cpu_buffer.c @@ -364,10 +364,11 @@ void oprofile_add_sample(struct pt_regs * const regs, unsigned long event) /* * Add samples with data to the ring buffer. * - * Use op_cpu_buffer_add_data(&entry, val) to add data and - * op_cpu_buffer_write_commit(&entry) to commit the sample. + * Use oprofile_add_data(&entry, val) to add data and + * oprofile_write_commit(&entry) to commit the sample. */ -void oprofile_add_data(struct op_entry *entry, struct pt_regs * const regs, +void +oprofile_write_reserve(struct op_entry *entry, struct pt_regs * const regs, unsigned long pc, int code, int size) { struct op_sample *sample; @@ -395,6 +396,16 @@ fail: cpu_buf->sample_lost_overflow++; } +int oprofile_add_data(struct op_entry *entry, unsigned long val) +{ + return op_cpu_buffer_add_data(entry, val); +} + +int oprofile_write_commit(struct op_entry *entry) +{ + return op_cpu_buffer_write_commit(entry); +} + void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event) { struct oprofile_cpu_buffer *cpu_buf = &__get_cpu_var(cpu_buffer); diff --git a/drivers/oprofile/cpu_buffer.h b/drivers/oprofile/cpu_buffer.h index 525cc4d13d8d..63f81c44846a 100644 --- a/drivers/oprofile/cpu_buffer.h +++ b/drivers/oprofile/cpu_buffer.h @@ -35,13 +35,7 @@ struct op_sample { unsigned long data[0]; }; -struct op_entry { - struct ring_buffer_event *event; - struct op_sample *sample; - unsigned long irq_flags; - unsigned long size; - unsigned long *data; -}; +struct op_entry; struct oprofile_cpu_buffer { unsigned long buffer_size; diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h index 1ce9fe572e51..1d9518bc4c58 100644 --- a/include/linux/oprofile.h +++ b/include/linux/oprofile.h @@ -164,4 +164,22 @@ void oprofile_put_buff(unsigned long *buf, unsigned int start, unsigned long oprofile_get_cpu_buffer_size(void); void oprofile_cpu_buffer_inc_smpl_lost(void); +/* cpu buffer functions */ + +struct op_sample; + +struct op_entry { + struct ring_buffer_event *event; + struct op_sample *sample; + unsigned long irq_flags; + unsigned long size; + unsigned long *data; +}; + +void oprofile_write_reserve(struct op_entry *entry, + struct pt_regs * const regs, + unsigned long pc, int code, int size); +int oprofile_add_data(struct op_entry *entry, unsigned long val); +int oprofile_write_commit(struct op_entry *entry); + #endif /* OPROFILE_H */ |