On 08/08/2012 07:56 AM, Venu Byravarasu wrote: > As per comments related to devm_kzalloc, memory allocated using it is > freed automatically. > However there is a function called devm_kfree, comment section of which > says that it is used to free memory allocated using devm_kzalloc(). > If memory allocated by devm_kzalloc is freed automatically, what's the > need & significance of devm_kfree? > > Thanks, > Venu >
Hi, Memory allocated with devm_kzalloc is freed at the end of the lifetime of the device it is attached to. If you for some reason want to free allocated with memory devm_kzalloc before that of the lifetime of the device can use devm_kfree. - Lars -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
