C++ (Cpp) release_perfctr_nmi示例

示例#1

文件： op_model_ppro.c 项目： DirtyDroidX/android_kernel_htc_m8ul

static int ppro_fill_in_addresses(struct op_msrs * const msrs)
{
	int i;

	for (i = 0; i < num_counters; i++) {
		if (!reserve_perfctr_nmi(MSR_P6_PERFCTR0 + i))
			goto fail;
		if (!reserve_evntsel_nmi(MSR_P6_EVNTSEL0 + i)) {
			release_perfctr_nmi(MSR_P6_PERFCTR0 + i);
			goto fail;
		}
		
		msrs->counters[i].addr = MSR_P6_PERFCTR0 + i;
		msrs->controls[i].addr = MSR_P6_EVNTSEL0 + i;
		continue;
	fail:
		if (!counter_config[i].enabled)
			continue;
		op_x86_warn_reserved(i);
		ppro_shutdown(msrs);
		return -EBUSY;
	}

	return 0;
}

示例#2

文件： op_model_ppro.c 项目： DirtyDroidX/android_kernel_htc_m8ul

static void ppro_shutdown(struct op_msrs const * const msrs)
{
	int i;

	for (i = 0; i < num_counters; ++i) {
		if (!msrs->counters[i].addr)
			continue;
		release_perfctr_nmi(MSR_P6_PERFCTR0 + i);
		release_evntsel_nmi(MSR_P6_EVNTSEL0 + i);
	}
}

示例#3

文件： op_model_athlon.c 项目： AmesianX/winkvm

static void athlon_shutdown(struct op_msrs const * const msrs)
{
	int i;

	for (i = 0 ; i < NUM_COUNTERS ; ++i) {
		if (CTR_IS_RESERVED(msrs,i))
			release_perfctr_nmi(MSR_K7_PERFCTR0 + i);
	}
	for (i = 0 ; i < NUM_CONTROLS ; ++i) {
		if (CTRL_IS_RESERVED(msrs,i))
			release_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
	}
}

示例#4

文件： op_model_ppro.c 项目： johnny/CobraDroidBeta

static void ppro_shutdown(struct op_msrs const * const msrs)
{
	int i;

	for (i = 0 ; i < num_counters ; ++i) {
		if (CTR_IS_RESERVED(msrs, i))
			release_perfctr_nmi(MSR_P6_PERFCTR0 + i);
	}
	for (i = 0 ; i < num_counters ; ++i) {
		if (CTRL_IS_RESERVED(msrs, i))
			release_evntsel_nmi(MSR_P6_EVNTSEL0 + i);
	}
	if (reset_value) {
		kfree(reset_value);
		reset_value = NULL;
	}
}

示例#5

文件： op_model_ppro.c 项目： 325116067/semc-qsd8x50

static void ppro_shutdown(struct op_msrs const * const msrs)
{
	int i;

	for (i = 0; i < num_counters; ++i) {
		if (msrs->counters[i].addr)
			release_perfctr_nmi(MSR_P6_PERFCTR0 + i);
	}
	for (i = 0; i < num_counters; ++i) {
		if (msrs->controls[i].addr)
			release_evntsel_nmi(MSR_P6_EVNTSEL0 + i);
	}
	if (reset_value) {
		kfree(reset_value);
		reset_value = NULL;
	}
}

示例#6

文件： op_model_p4.c 项目： dduval/kernel-rhel4

static void p4_shutdown(struct op_msrs const * const msrs)
{
	int i;

	for (i = 0 ; i < num_counters ; ++i) {
		if (CTR_IS_RESERVED(msrs,i))
			release_perfctr_nmi(msrs->counters[i].addr);
	}
	/* some of the control registers are specially reserved in
	 * conjunction with the counter registers (hence the starting offset).
	 * This saves a few bits.
	 */
	for (i = num_counters ; i < num_controls ; ++i) {
		if (CTRL_IS_RESERVED(msrs,i))
			release_evntsel_nmi(msrs->controls[i].addr);
	}
}