#include <kperf/task_samplers.h>
#include <kperf/context.h>
#include <kperf/buffer.h>
#include <kern/thread.h>
#include <kern/task.h>
extern boolean_t memorystatus_proc_is_dirty_unsafe(void *v);
void
kperf_task_snapshot_sample(struct kperf_task_snapshot *tksn,
struct kperf_context *ctx)
{
thread_t thread;
task_t task;
BUF_INFO(PERF_TK_SNAP_SAMPLE | DBG_FUNC_START);
assert(tksn != NULL);
assert(ctx != NULL);
thread = ctx->cur_thread;
task = get_threadtask(thread);
tksn->kptksn_flags = 0;
if (task->effective_policy.tep_darwinbg) {
tksn->kptksn_flags |= KPERF_TASK_FLAG_DARWIN_BG;
}
if (task->requested_policy.trp_role == TASK_FOREGROUND_APPLICATION) {
tksn->kptksn_flags |= KPERF_TASK_FLAG_FOREGROUND;
}
if (task->requested_policy.trp_boosted == 1) {
tksn->kptksn_flags |= KPERF_TASK_FLAG_BOOSTED;
}
#if CONFIG_MEMORYSTATUS
if (memorystatus_proc_is_dirty_unsafe(task->bsd_info)) {
tksn->kptksn_flags |= KPERF_TASK_FLAG_DIRTY;
}
#endif
tksn->kptksn_suspend_count = task->suspend_count;
tksn->kptksn_pageins = task->pageins;
tksn->kptksn_user_time_in_terminated_threads = task->total_user_time;
tksn->kptksn_system_time_in_terminated_threads = task->total_system_time;
BUF_INFO(PERF_TK_SNAP_SAMPLE | DBG_FUNC_END);
}
void
kperf_task_snapshot_log(struct kperf_task_snapshot *tksn)
{
assert(tksn != NULL);
#if defined(__LP64__)
BUF_DATA(PERF_TK_SNAP_DATA, tksn->kptksn_flags,
ENCODE_UPPER_64(tksn->kptksn_suspend_count) |
ENCODE_LOWER_64(tksn->kptksn_pageins),
tksn->kptksn_user_time_in_terminated_threads,
tksn->kptksn_system_time_in_terminated_threads);
#else
BUF_DATA(PERF_TK_SNAP_DATA1_32, UPPER_32(tksn->kptksn_flags),
LOWER_32(tksn->kptksn_flags),
tksn->kptksn_suspend_count,
tksn->kptksn_pageins);
BUF_DATA(PERF_TK_SNAP_DATA2_32, UPPER_32(tksn->kptksn_user_time_in_terminated_threads),
LOWER_32(tksn->kptksn_user_time_in_terminated_threads),
UPPER_32(tksn->kptksn_system_time_in_terminated_threads),
LOWER_32(tksn->kptksn_system_time_in_terminated_threads));
#endif
}