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perf: Collect the schedule-in rules in one function 

This was scattered out - refactor it into a single function.
No change in functionality.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20110409192141.979862055@chello.nl
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra 2011-04-09 21:17:46 +02:00 committed by Ingo Molnar
parent db24d33e08
commit dce5855bba
1 changed files with 15 additions and 12 deletions
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27
kernel/events/core.c
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@ -1476,6 +1476,18 @@ ctx_sched_in(struct perf_event_context *ctx,
enum event_type_t event_type,
struct task_struct *task);
static void perf_event_sched_in(struct perf_cpu_context *cpuctx,
struct perf_event_context *ctx,
struct task_struct *task)
{
cpu_ctx_sched_in(cpuctx, EVENT_PINNED, task);
if (ctx)
ctx_sched_in(ctx, cpuctx, EVENT_PINNED, task);
cpu_ctx_sched_in(cpuctx, EVENT_FLEXIBLE, task);
if (ctx)
ctx_sched_in(ctx, cpuctx, EVENT_FLEXIBLE, task);
}
/*
* Cross CPU call to install and enable a performance event
*
@ -1523,12 +1535,7 @@ static int __perf_install_in_context(void *info)
/*
* Schedule everything back in
*/
cpu_ctx_sched_in(cpuctx, EVENT_PINNED, task);
if (task_ctx)
ctx_sched_in(task_ctx, cpuctx, EVENT_PINNED, task);
cpu_ctx_sched_in(cpuctx, EVENT_FLEXIBLE, task);
if (task_ctx)
ctx_sched_in(task_ctx, cpuctx, EVENT_FLEXIBLE, task);
perf_event_sched_in(cpuctx, task_ctx, task);
perf_pmu_enable(cpuctx->ctx.pmu);
perf_ctx_unlock(cpuctx, task_ctx);
@ -2107,9 +2114,7 @@ static void perf_event_context_sched_in(struct perf_event_context *ctx,
*/
cpu_ctx_sched_out(cpuctx, EVENT_FLEXIBLE);
ctx_sched_in(ctx, cpuctx, EVENT_PINNED, task);
cpu_ctx_sched_in(cpuctx, EVENT_FLEXIBLE, task);
ctx_sched_in(ctx, cpuctx, EVENT_FLEXIBLE, task);
perf_event_sched_in(cpuctx, ctx, task);
cpuctx->task_ctx = ctx;
@ -2347,9 +2352,7 @@ static void perf_rotate_context(struct perf_cpu_context *cpuctx)
if (ctx)
rotate_ctx(ctx);
cpu_ctx_sched_in(cpuctx, EVENT_FLEXIBLE, current);
if (ctx)
ctx_sched_in(ctx, cpuctx, EVENT_FLEXIBLE, current);
perf_event_sched_in(cpuctx, ctx, current);
done:
if (remove)