170 static unsigned long vtime_delta_scaled(struct cpu_accounting_data *acct,  in vtime_delta_scaled()  argument
179 	deltascaled = nowscaled - acct->startspurr;  in vtime_delta_scaled()
180 	acct->startspurr = nowscaled;  in vtime_delta_scaled()
181 	utime = acct->utime - acct->utime_sspurr;  in vtime_delta_scaled()
182 	acct->utime_sspurr = acct->utime;  in vtime_delta_scaled()
204 	acct->utime_scaled += utime_scaled;  in vtime_delta_scaled()
210 static unsigned long vtime_delta(struct cpu_accounting_data *acct,  in vtime_delta()  argument
219 	stime = now - acct->starttime;  in vtime_delta()
220 	acct->starttime = now;  in vtime_delta()
222 	*stime_scaled = vtime_delta_scaled(acct, now, stime);  in vtime_delta()
233 static void vtime_delta_kernel(struct cpu_accounting_data *acct,  in vtime_delta_kernel()  argument
238 	*stime = vtime_delta(acct, stime_scaled, &steal_time);  in vtime_delta_kernel()
240 	acct->steal_time += steal_time;  in vtime_delta_kernel()
245 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_kernel()  local
248 	vtime_delta_kernel(acct, &stime, &stime_scaled);  in vtime_account_kernel()
251 		acct->gtime += stime;  in vtime_account_kernel()
253 		acct->utime_scaled += stime_scaled;  in vtime_account_kernel()
256 		acct->stime += stime;  in vtime_account_kernel()
258 		acct->stime_scaled += stime_scaled;  in vtime_account_kernel()
267 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_idle()  local
269 	stime = vtime_delta(acct, &stime_scaled, &steal_time);  in vtime_account_idle()
270 	acct->idle_time += stime + steal_time;  in vtime_account_idle()
273 static void vtime_account_irq_field(struct cpu_accounting_data *acct,  in vtime_account_irq_field()  argument
278 	vtime_delta_kernel(acct, &stime, &stime_scaled);  in vtime_account_irq_field()
281 	acct->stime_scaled += stime_scaled;  in vtime_account_irq_field()
287 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_softirq()  local
288 	vtime_account_irq_field(acct, &acct->softirq_time);  in vtime_account_softirq()
293 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_account_hardirq()  local
294 	vtime_account_irq_field(acct, &acct->hardirq_time);  in vtime_account_hardirq()
298 			       struct cpu_accounting_data *acct)  in vtime_flush_scaled()  argument
301 	if (acct->utime_scaled)  in vtime_flush_scaled()
302 		tsk->utimescaled += cputime_to_nsecs(acct->utime_scaled);  in vtime_flush_scaled()
303 	if (acct->stime_scaled)  in vtime_flush_scaled()
304 		tsk->stimescaled += cputime_to_nsecs(acct->stime_scaled);  in vtime_flush_scaled()
306 	acct->utime_scaled = 0;  in vtime_flush_scaled()
307 	acct->utime_sspurr = 0;  in vtime_flush_scaled()
308 	acct->stime_scaled = 0;  in vtime_flush_scaled()
321 	struct cpu_accounting_data *acct = get_accounting(tsk);  in vtime_flush()  local
323 	if (acct->utime)  in vtime_flush()
324 		account_user_time(tsk, cputime_to_nsecs(acct->utime));  in vtime_flush()
326 	if (acct->gtime)  in vtime_flush()
327 		account_guest_time(tsk, cputime_to_nsecs(acct->gtime));  in vtime_flush()
329 	if (IS_ENABLED(CONFIG_PPC_SPLPAR) && acct->steal_time) {  in vtime_flush()
330 		account_steal_time(cputime_to_nsecs(acct->steal_time));  in vtime_flush()
331 		acct->steal_time = 0;  in vtime_flush()
334 	if (acct->idle_time)  in vtime_flush()
335 		account_idle_time(cputime_to_nsecs(acct->idle_time));  in vtime_flush()
337 	if (acct->stime)  in vtime_flush()
338 		account_system_index_time(tsk, cputime_to_nsecs(acct->stime),  in vtime_flush()
341 	if (acct->hardirq_time)  in vtime_flush()
342 		account_system_index_time(tsk, cputime_to_nsecs(acct->hardirq_time),  in vtime_flush()
344 	if (acct->softirq_time)  in vtime_flush()
345 		account_system_index_time(tsk, cputime_to_nsecs(acct->softirq_time),  in vtime_flush()
348 	vtime_flush_scaled(tsk, acct);  in vtime_flush()
350 	acct->utime = 0;  in vtime_flush()
351 	acct->gtime = 0;  in vtime_flush()
352 	acct->idle_time = 0;  in vtime_flush()
353 	acct->stime = 0;  in vtime_flush()
354 	acct->hardirq_time = 0;  in vtime_flush()
355 	acct->softirq_time = 0;  in vtime_flush()