Lines Matching refs:err
59 int err = 0;
66 err = rdmsr_safe_on_cpu(cpu, reg, &data[0], &data[1]);
67 if (err)
70 err = -EFAULT;
77 return bytes ? bytes : err;
115 int err = 0;
118 err = security_locked_down(LOCKDOWN_MSR);
119 if (err)
120 return err;
122 err = filter_write(reg);
123 if (err)
124 return err;
131 err = -EFAULT;
137 err = wrmsr_safe_on_cpu(cpu, reg, data[0], data[1]);
138 if (err)
145 return bytes ? bytes : err;
153 int err;
158 err = -EBADF;
162 err = -EFAULT;
165 err = rdmsr_safe_regs_on_cpu(cpu, regs);
166 if (err)
169 err = -EFAULT;
174 err = -EBADF;
178 err = -EFAULT;
181 err = security_locked_down(LOCKDOWN_MSR);
182 if (err)
185 err = filter_write(regs[1]);
186 if (err)
187 return err;
191 err = wrmsr_safe_regs_on_cpu(cpu, regs);
192 if (err)
195 err = -EFAULT;
199 err = -ENOTTY;
203 return err;
264 int err;
270 err = class_register(&msr_class);
271 if (err)
274 err = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "x86/msr:online",
276 if (err < 0)
278 cpuhp_msr_state = err;
285 return err;