Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\intel_epb.c Create Date:2022-07-28 07:57:52
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:energy_perf_bias_show

Proto:static ssize_t energy_perf_bias_show(struct device *dev, struct device_attribute *attr, char *buf)

Type:ssize_t

Parameter:

TypeParameterName
struct device *dev
struct device_attribute *attr
char *buf
124  cpu = id
128  ret = rdmsrl_on_cpu(cpu, MSR_IA32_ENERGY_PERF_BIAS, & epb)
129  If ret < 0 Then Return ret
132  Return sprintf(buf, "%llu\n", epb)