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oprofile: make new cpu buffer functions part of the api

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This patch creates the new functions

 oprofile_write_reserve()
 oprofile_add_data()
 oprofile_write_commit()

and makes them part of the oprofile api.

Signed-off-by: Robert Richter <robert.richter@amd.com>
This commit is contained in:
Robert Richter
2009-01-07 21:50:22 +01:00
parent ebf8d974e2
commit 14f0ca8eae
4 changed files with 57 additions and 43 deletions
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17
drivers/oprofile/cpu_buffer.c
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@@ -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);