> Yes, though I don't KOBJ_ADD separately with the partners and cables.
> That uevent is sent when the device for them is registered, so it's
> already there
Makes sense. Thanks Heikki.
Regards,
Badhri
On Wed, Nov 16, 2016 at 7:20 AM, Heikki Krogerus
<heikki.krogerus@xxxxxxxxxxxxxxx> wrote:
> Hi Greg,
>
> On Mon, Nov 14, 2016 at 10:51:48AM +0100, Greg KH wrote:
>> > +static int sysfs_strmatch(const char * const *array, size_t n, const char *str)
>> > +{
>> > + const char *item;
>> > + int index;
>> > +
>> > + for (index = 0; index < n; index++) {
>> > + item = array[index];
>> > + if (!item)
>> > + break;
>> > + if (sysfs_streq(item, str))
>> > + return index;
>> > + }
>> > +
>> > + return -EINVAL;
>> > +}
>>
>> should we make this a core sysfs function?
>
> Last question before I send v11. Is the following (the helper) OK?
>
>
> diff --git a/include/linux/string.h b/include/linux/string.h
> index 26b6f6a..5606810 100644
> --- a/include/linux/string.h
> +++ b/include/linux/string.h
> @@ -135,6 +135,16 @@ static inline int strtobool(const char *s, bool *res)
> }
>
> int match_string(const char * const *array, size_t n, const char *string);
> +int __sysfs_strmatch(const char * const *array, size_t n, const char *string);
> +
> +/**
> + * sysfs_strmatch - matches given string in an array
> + * @a: array of strings
> + * @s: string to match with
> + *
> + * Helper for __sysfs_strmatch(). Calculates the size of @a automatically.
> + */
> +#define sysfs_strmatch(a, s) __sysfs_strmatch(a, ARRAY_SIZE(a), s)
>
> #ifdef CONFIG_BINARY_PRINTF
> int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args);
> diff --git a/lib/string.c b/lib/string.c
> index ed83562..a4fe035 100644
> --- a/lib/string.c
> +++ b/lib/string.c
> @@ -656,6 +656,32 @@ int match_string(const char * const *array, size_t n, const char *string)
> }
> EXPORT_SYMBOL(match_string);
>
> +/**
> + * __sysfs_strmatch - matches given string in an array
> + * @array: array of strings
> + * @n: number of strings in the array or -1 for NULL terminated arrays
> + * @str: string to match with
> + *
> + * Returns index of @str in the @array or -EINVAL, just like match_string().
> + * Uses sysfs_streq() instead of strcmp for matching.
> + */
> +int __sysfs_strmatch(const char * const *array, size_t n, const char *str)
> +{
> + const char *item;
> + int index;
> +
> + for (index = 0; index < n; index++) {
> + item = array[index];
> + if (!item)
> + break;
> + if (!sysfs_streq(item, str))
> + return index;
> + }
> +
> + return -EINVAL;
> +}
> +EXPORT_SYMBOL(__sysfs_strmatch);
> +
> #ifndef __HAVE_ARCH_MEMSET
> /**
> * memset - Fill a region of memory with the given value
>
>
> --
> heikki
> --
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