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authorYaowei Bai <bywxiaobai@163.com>2015-09-09 01:04:13 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-09 01:35:28 +0300
commit34b100605cb7e201d5c4e39f54d0e11caa950733 (patch)
treeddde0e0a3792a448ec5e3d21d4fc1b75ca1ba5a8 /mm/page_alloc.c
parent013110a73dcf970cb28c5b0a79f9eee577ea6aa2 (diff)
downloadlinux-34b100605cb7e201d5c4e39f54d0e11caa950733.tar.xz
mm/page_alloc.c: change sysctl_lower_zone_reserve_ratio to sysctl_lowmem_reserve_ratio in comments
We use sysctl_lowmem_reserve_ratio rather than sysctl_lower_zone_reserve_ratio to determine how aggressive the kernel is in defending lowmem from the possibility of being captured into pinned user memory. To avoid misleading, correct it in some comments. Signed-off-by: Yaowei Bai <bywxiaobai@163.com> Acked-by: Michal Hocko <mhocko@suse.com> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/page_alloc.c')
-rw-r--r--mm/page_alloc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 59abb47b70ee..5e8e99dd595a 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6075,7 +6075,7 @@ void __init page_alloc_init(void)
}
/*
- * calculate_totalreserve_pages - called when sysctl_lower_zone_reserve_ratio
+ * calculate_totalreserve_pages - called when sysctl_lowmem_reserve_ratio
* or min_free_kbytes changes.
*/
static void calculate_totalreserve_pages(void)
@@ -6119,7 +6119,7 @@ static void calculate_totalreserve_pages(void)
/*
* setup_per_zone_lowmem_reserve - called whenever
- * sysctl_lower_zone_reserve_ratio changes. Ensures that each zone
+ * sysctl_lowmem_reserve_ratio changes. Ensures that each zone
* has a correct pages reserved value, so an adequate number of
* pages are left in the zone after a successful __alloc_pages().
*/