From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- Documentation/core-api/mm-api.rst | 97 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 Documentation/core-api/mm-api.rst (limited to 'Documentation/core-api/mm-api.rst') diff --git a/Documentation/core-api/mm-api.rst b/Documentation/core-api/mm-api.rst new file mode 100644 index 000000000..2adffb3f7 --- /dev/null +++ b/Documentation/core-api/mm-api.rst @@ -0,0 +1,97 @@ +====================== +Memory Management APIs +====================== + +User Space Memory Access +======================== + +.. kernel-doc:: arch/x86/include/asm/uaccess.h + :internal: + +.. kernel-doc:: arch/x86/lib/usercopy_32.c + :export: + +.. kernel-doc:: mm/gup.c + :functions: get_user_pages_fast + +.. _mm-api-gfp-flags: + +Memory Allocation Controls +========================== + +Functions which need to allocate memory often use GFP flags to express +how that memory should be allocated. The GFP acronym stands for "get +free pages", the underlying memory allocation function. Not every GFP +flag is allowed to every function which may allocate memory. Most +users will want to use a plain ``GFP_KERNEL``. + +.. kernel-doc:: include/linux/gfp.h + :doc: Page mobility and placement hints + +.. kernel-doc:: include/linux/gfp.h + :doc: Watermark modifiers + +.. kernel-doc:: include/linux/gfp.h + :doc: Reclaim modifiers + +.. kernel-doc:: include/linux/gfp.h + :doc: Useful GFP flag combinations + +The Slab Cache +============== + +.. kernel-doc:: include/linux/slab.h + :internal: + +.. kernel-doc:: mm/slab.c + :export: + +.. kernel-doc:: mm/slab_common.c + :export: + +.. kernel-doc:: mm/util.c + :functions: kfree_const kvmalloc_node kvfree + +Virtually Contiguous Mappings +============================= + +.. kernel-doc:: mm/vmalloc.c + :export: + +File Mapping and Page Cache +=========================== + +.. kernel-doc:: mm/readahead.c + :export: + +.. kernel-doc:: mm/filemap.c + :export: + +.. kernel-doc:: mm/page-writeback.c + :export: + +.. kernel-doc:: mm/truncate.c + :export: + +.. kernel-doc:: include/linux/pagemap.h + :internal: + +Memory pools +============ + +.. kernel-doc:: mm/mempool.c + :export: + +DMA pools +========= + +.. kernel-doc:: mm/dmapool.c + :export: + +More Memory Management Functions +================================ + +.. kernel-doc:: mm/memory.c + :export: + +.. kernel-doc:: mm/page_alloc.c -- cgit v1.2.3