diff options
Diffstat (limited to 'mm/page_alloc.c')
-rw-r--r-- | mm/page_alloc.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 58f7a321598f..8926f3fd3bcf 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -349,20 +349,7 @@ compound_page_dtor * const compound_page_dtors[NR_COMPOUND_DTORS] = { int min_free_kbytes = 1024; int user_min_free_kbytes = -1; -#ifdef CONFIG_DISCONTIGMEM -/* - * DiscontigMem defines memory ranges as separate pg_data_t even if the ranges - * are not on separate NUMA nodes. Functionally this works but with - * watermark_boost_factor, it can reclaim prematurely as the ranges can be - * quite small. By default, do not boost watermarks on discontigmem as in - * many cases very high-order allocations like THP are likely to be - * unsupported and the premature reclaim offsets the advantage of long-term - * fragmentation avoidance. - */ -int watermark_boost_factor __read_mostly; -#else int watermark_boost_factor __read_mostly = 15000; -#endif int watermark_scale_factor = 10; static unsigned long nr_kernel_pages __initdata; |