Documentation/core-api/memory-allocation.rst

15 memory should be allocated. The GFP acronym stands for "get free
61     ``GFP_HIGHUSER_MOVABLE`` does not require that allocated memory
65     ``GFP_HIGHUSER`` means that the allocated memory is not movable,
70     ``GFP_USER`` means that the allocated memory is not movable and it
82 used to ensure that the allocated memory is accessible by hardware
142 The maximal size of a chunk that can be allocated with `kmalloc` is
147 The address of a chunk allocated with `kmalloc` is aligned to at least
153 Chunks allocated with kmalloc() can be resized with krealloc(). Similarly
158 request pages from the page allocator. The memory allocated by `vmalloc`
176 When the allocated memory is no longer needed it must be freed.
178 Objects allocated by `kmalloc` can be freed by `kfree` or `kvfree`. Objects
179 allocated by `kmem_cache_alloc` can be freed with `kmem_cache_free`, `kfree`
185 Memory allocated by `vmalloc` can be freed with `vfree` or `kvfree`.
186 Memory allocated by `kvmalloc` can be freed with `kvfree`.
188 `kmem_cache_destroy` only after freeing all the allocated objects first.