185 static unsigned long vtime_delta_scaled(struct cpu_accounting_data *acct,  in vtime_delta_scaled()  argument
194 	deltascaled = nowscaled - acct->startspurr;  in vtime_delta_scaled()
195 	acct->startspurr = nowscaled;  in vtime_delta_scaled()
196 	utime = acct->utime - acct->utime_sspurr;  in vtime_delta_scaled()
197 	acct->utime_sspurr = acct->utime;  in vtime_delta_scaled()
219 	acct->utime_scaled += utime_scaled;  in vtime_delta_scaled()
225 static unsigned long vtime_delta(struct cpu_accounting_data *acct,  in vtime_delta()  argument
234 	stime = now - acct->starttime;  in vtime_delta()
235 	acct->starttime = now;  in vtime_delta()
237 	*stime_scaled = vtime_delta_scaled(acct, now, stime);  in vtime_delta()
248 static void vtime_delta_kernel(struct cpu_accounting_data *acct,  in vtime_delta_kernel()  argument
253 	*stime = vtime_delta(acct, stime_scaled, &steal_time);  in vtime_delta_kernel()
255 	acct->steal_time += steal_time;  in vtime_delta_kernel()
260 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_kernel()  local
263 	vtime_delta_kernel(acct, &stime, &stime_scaled);  in vtime_account_kernel()
266 		acct->gtime += stime;  in vtime_account_kernel()
268 		acct->utime_scaled += stime_scaled;  in vtime_account_kernel()
271 		acct->stime += stime;  in vtime_account_kernel()
273 		acct->stime_scaled += stime_scaled;  in vtime_account_kernel()
282 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_idle()  local
284 	stime = vtime_delta(acct, &stime_scaled, &steal_time);  in vtime_account_idle()
285 	acct->idle_time += stime + steal_time;  in vtime_account_idle()
288 static void vtime_account_irq_field(struct cpu_accounting_data *acct,  in vtime_account_irq_field()  argument
293 	vtime_delta_kernel(acct, &stime, &stime_scaled);  in vtime_account_irq_field()
296 	acct->stime_scaled += stime_scaled;  in vtime_account_irq_field()
302 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_softirq()  local
303 	vtime_account_irq_field(acct, &acct->softirq_time);  in vtime_account_softirq()
308 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_hardirq()  local
309 	vtime_account_irq_field(acct, &acct->hardirq_time);  in vtime_account_hardirq()
313 			       struct cpu_accounting_data *acct)  in vtime_flush_scaled()  argument
316 	if (acct->utime_scaled)  in vtime_flush_scaled()
317 		tsk->utimescaled += cputime_to_nsecs(acct->utime_scaled);  in vtime_flush_scaled()
318 	if (acct->stime_scaled)  in vtime_flush_scaled()
319 		tsk->stimescaled += cputime_to_nsecs(acct->stime_scaled);  in vtime_flush_scaled()
321 	acct->utime_scaled = 0;  in vtime_flush_scaled()
322 	acct->utime_sspurr = 0;  in vtime_flush_scaled()
323 	acct->stime_scaled = 0;  in vtime_flush_scaled()
336 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_flush()  local
338 	if (acct->utime)  in vtime_flush()
339 		account_user_time(tsk, cputime_to_nsecs(acct->utime));  in vtime_flush()
341 	if (acct->gtime)  in vtime_flush()
342 		account_guest_time(tsk, cputime_to_nsecs(acct->gtime));  in vtime_flush()
344 	if (IS_ENABLED(CONFIG_PPC_SPLPAR) && acct->steal_time) {  in vtime_flush()
345 		account_steal_time(cputime_to_nsecs(acct->steal_time));  in vtime_flush()
346 		acct->steal_time = 0;  in vtime_flush()
349 	if (acct->idle_time)  in vtime_flush()
350 		account_idle_time(cputime_to_nsecs(acct->idle_time));  in vtime_flush()
352 	if (acct->stime)  in vtime_flush()
353 		account_system_index_time(tsk, cputime_to_nsecs(acct->stime),  in vtime_flush()
356 	if (acct->hardirq_time)  in vtime_flush()
357 		account_system_index_time(tsk, cputime_to_nsecs(acct->hardirq_time),  in vtime_flush()
359 	if (acct->softirq_time)  in vtime_flush()
360 		account_system_index_time(tsk, cputime_to_nsecs(acct->softirq_time),  in vtime_flush()
363 	vtime_flush_scaled(tsk, acct);  in vtime_flush()
365 	acct->utime = 0;  in vtime_flush()
366 	acct->gtime = 0;  in vtime_flush()
367 	acct->idle_time = 0;  in vtime_flush()
368 	acct->stime = 0;  in vtime_flush()
369 	acct->hardirq_time = 0;  in vtime_flush()
370 	acct->softirq_time = 0;  in vtime_flush()