Commit 618b8c20 authored Jul 10, 2017 by Nikolay Borisov Committed by Linus Torvalds Jul 10, 2017

include/linux/mmzone.h: remove ancient/ambiguous comment

Currently pg_data_t is just a struct which describes a NUMA node memory
layout.  Let's keep the comment simple and remove ambiguity.

Link: http://lkml.kernel.org/r/1498220534-22717-1-git-send-email-nborisov@suse.com


Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent f07e0f84

include/linux/mmzone.h

+2 −5

Original line number	Diff line number	Diff line
		@@ -603,12 +603,9 @@ extern struct page *mem_map;
		#endif

		/*
		* The pg_data_t structure is used in machines with CONFIG_DISCONTIGMEM
		* (mostly NUMA machines?) to denote a higher-level memory zone than the
		* zone denotes.
		*
		* On NUMA machines, each NUMA node would have a pg_data_t to describe
		* it's memory layout.
		* it's memory layout. On UMA machines there is a single pglist_data which
		* describes the whole memory.
		*
		* Memory statistics and page replacement data structures are maintained on a
		* per-zone basis.