[ARM] 4237/2: oprofile: Always allow backtraces on ARM
Always allow backtrace when using oprofile on ARM, even if a PMU isn't present. Signed-off-by: Richard Purdie <rpurdie@rpsys.net> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>hifive-unleashed-5.1
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14fca61a98
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1b7b56982f
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@ -131,6 +131,8 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
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struct op_arm_model_spec *spec = NULL;
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struct op_arm_model_spec *spec = NULL;
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int ret = -ENODEV;
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int ret = -ENODEV;
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ops->backtrace = arm_backtrace;
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#ifdef CONFIG_CPU_XSCALE
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#ifdef CONFIG_CPU_XSCALE
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spec = &op_xscale_spec;
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spec = &op_xscale_spec;
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#endif
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#endif
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@ -161,7 +163,6 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
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ops->start = op_arm_start;
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ops->start = op_arm_start;
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ops->stop = op_arm_stop;
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ops->stop = op_arm_stop;
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ops->cpu_type = op_arm_model->name;
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ops->cpu_type = op_arm_model->name;
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ops->backtrace = arm_backtrace;
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printk(KERN_INFO "oprofile: using %s\n", spec->name);
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printk(KERN_INFO "oprofile: using %s\n", spec->name);
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}
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}
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