Re: [PATCH 1/2] mm/page_alloc: change sysctl_lower_zone_reserve_ratio to sysctl_lowmem_reserve_ratio
From: Michal Hocko <mhocko@kernel.org>
Date: 2015-08-25 15:28:27
Also in:
lkml
On Tue 25-08-15 22:01:30, Yaowei Bai wrote:
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.
We never had a sysctl like that AFAICS in git history.
Signed-off-by: Yaowei Bai <redacted>
Acked-by: Michal Hocko <mhocko@suse.com>
quoted hunk ↗ jump to hunk
--- mm/page_alloc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 0a0acdb..b730f7d 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c@@ -6043,7 +6043,7 @@ 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)@@ -6087,7 +6087,7 @@ 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(). */-- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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