Commit 8beeae86 authored Jul 03, 2020 by Joel Savitz Committed by Linus Torvalds Jul 03, 2020

mm/page_alloc: fix documentation error



When I increased the upper bound of the min_free_kbytes value in
ee8eb9a5 ("mm/page_alloc: increase default min_free_kbytes bound") I
forgot to tweak the above comment to reflect the new value.  This patch
fixes that mistake.

Signed-off-by: Joel Savitz <jsavitz@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Rafael Aquini <aquini@redhat.com>
Cc: Fabrizio D'Angelo <fdangelo@redhat.com>
Link: http://lkml.kernel.org/r/20200624221236.29560-1-jsavitz@redhat.com


Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent a3a66c38

mm/page_alloc.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -7832,7 +7832,7 @@ void setup_per_zone_wmarks(void)
	* Initialise min_free_kbytes.		* Initialise min_free_kbytes.
	*		*
	* For small machines we want it small (128k min). For large machines		* For small machines we want it small (128k min). For large machines
	* we want it large (64MB max). But it is not linear, because network		* we want it large (256MB max). But it is not linear, because network
	* bandwidth does not increase linearly with machine size. We use		* bandwidth does not increase linearly with machine size. We use
	*		*
	* min_free_kbytes = 4 * sqrt(lowmem_kbytes), for better accuracy:		* min_free_kbytes = 4 * sqrt(lowmem_kbytes), for better accuracy:

Admin message