提交 038a07a5 编写于 作者: M Mike Rapoport 提交者: Linus Torvalds

docs/core-api: mm-api: add section about GFP flags

Link: http://lkml.kernel.org/r/1532626360-16650-8-git-send-email-rppt@linux.vnet.ibm.comSigned-off-by: NMike Rapoport <rppt@linux.vnet.ibm.com>
Reviewed-by: NAndrew Morton <akpm@linux-foundation.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Michal Hocko <mhocko@kernel.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 263fade5
......@@ -14,6 +14,27 @@ User Space Memory Access
.. kernel-doc:: mm/util.c
:functions: get_user_pages_fast
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: Common combinations
The Slab Cache
==============
......
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