Re: [PATCH v4 10/12] x86: export x86 boot_params to sysfs

[Matt Fleming]

On Tue, 26 Nov, at 01:57:55PM, Dave Young wrote:
> +Users:
> +		Kexec Mailing List <kexec@xxxxxxxxxxxxxxxxxxx>

"Kexec" please.

> +static ssize_t version_show(struct kobject *kobj,
> +					struct kobj_attribute *attr, char *buf)

This is pretty strange indentation. Usually we prefer to line up the
arguments like you've done elsewhere in this file.

> +{
> +	return sprintf(buf, "0x%04x\n", boot_params.hdr.version);
> +}
> +
> +static struct kobj_attribute boot_params_version_attr = __ATTR_RO(version);
> +
> +static ssize_t boot_params_data_read(struct file *fp, struct kobject *kobj,
> +				     struct bin_attribute *bin_attr,
> +				     char *buf, loff_t off, size_t count)
> +{
> +	memcpy(buf, (void *)&boot_params + off, count);
> +	return count;
> +}

Don't we need some checks here to ensure we don't read past the end of
boot_params?

> +static ssize_t type_show(struct kobject *kobj,
> +					struct kobj_attribute *attr, char *buf)

More whacky indentation.

> +static int __init create_setup_data_node(struct kobject *parent,
> +					struct kobject **kobjp, int nr)

Funky indentation.

-- 
Matt Fleming, Intel Open Source Technology Center
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