DEVM_GET_FREE_PAGES(9)                    Driver Basics                    DEVM_GET_FREE_PAGES(9)



NAME
       devm_get_free_pages - Resource-managed __get_free_pages

SYNOPSIS
       unsigned long devm_get_free_pages(struct device * dev, gfp_t gfp_mask,
                                         unsigned int order);

ARGUMENTS
       dev
           Device to allocate memory for

       gfp_mask
           Allocation gfp flags

       order
           Allocation size is (1 << order) pages

DESCRIPTION
       Managed get_free_pages. Memory allocated with this function is automatically freed on
       driver detach.

RETURN
       Address of allocated memory on success, 0 on failure.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                    DEVM_GET_FREE_PAGES(9)