On 04/18/2014 08:52 PM, Sergei Shtylyov wrote:
> On 04/18/2014 09:24 PM, Grygorii Strashko wrote:
>
>> Add a resource managed devm_mdiobus_alloc()/devm_mdiobus_free()
>> to automatically clean up MDIO bus alocations made by MDIO drivers,
>> thus leading to simplified MDIO drivers code.
>
>> Cc: Florian Fainelli <f.faine...@gmail.com>
>> Signed-off-by: Grygorii Strashko <grygorii.stras...@ti.com>
> [...]
>
>> index 76f54b3..6412beb 100644
>> --- a/drivers/net/phy/mdio_bus.c
>> +++ b/drivers/net/phy/mdio_bus.c
>> @@ -69,6 +69,74 @@ struct mii_bus *mdiobus_alloc_size(size_t size)
> [...]
>> +/**
>> + * devm_mdiobus_alloc - Resource-managed mdiobus_alloc_size()
>> + * @dev: Device to allocate mii_bus for
>> + * @sizeof_priv: Space to allocate for private structure.
>> + *
>> + * Managed mdiobus_alloc_size. mii_bus allocated with this function is
>> + * automatically freed on driver detach.
>> + *
>> + * If an mii_bus allocated with this function needs to be freed
>> separately,
>> + * devm_mdiobus_free() must be used.
>> + *
>> + * RETURNS:
>> + * Pointer to allocated mii_bus on success, NULL on failure.
>> + */
>> +struct mii_bus *devm_mdiobus_alloc(struct device *dev, int sizeof_priv)
>> +{
>> + struct mii_bus **ptr, *bus;
>> +
>> + ptr = devres_alloc(_devm_mdiobus_free, sizeof(*ptr),
>> + GFP_KERNEL);
>> + if (!ptr)
>> + return NULL;
>> +
>> + /* use raw alloc_dr for kmalloc caller tracing */
>> + bus = mdiobus_alloc_size(sizeof_priv);
>
> Since the wrapped function is called mdiobus_alloc_size(), not
> mdiobus_alloc(), perhaps it's better to call the wrapper
> devm_mdiobus_alloc_size()?
Agree. I've just sent v3.
Regards,
-grygorii
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