From: Linus Torvalds Date: Fri, 30 Sep 2005 19:38:27 +0000 (-0700) Subject: Revert "x86-64: Reverse order of bootmem lists" X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=6e3254c4e2927c117044a02acf5f5b56e1373053;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git Revert "x86-64: Reverse order of bootmem lists" As requested by Thomas Gleixner : "5d3d0f7704ed0bc7eaca0501eeae3e5da1ea6c87 breaks a couple of ARM boards, which depend on the historical bootmem allocation order. There is a cleaner solution around to remove the pgdat list completely, but this is a topic for post 2.6.14 Andi signalled ACK already." Signed-off-by: Linus Torvalds --- diff --git a/mm/bootmem.c b/mm/bootmem.c index 8ec4e4c2a179..c1330cc19783 100644 --- a/mm/bootmem.c +++ b/mm/bootmem.c @@ -61,17 +61,9 @@ static unsigned long __init init_bootmem_core (pg_data_t *pgdat, { bootmem_data_t *bdata = pgdat->bdata; unsigned long mapsize = ((end - start)+7)/8; - static struct pglist_data *pgdat_last; - - pgdat->pgdat_next = NULL; - /* Add new nodes last so that bootmem always starts - searching in the first nodes, not the last ones */ - if (pgdat_last) - pgdat_last->pgdat_next = pgdat; - else { - pgdat_list = pgdat; - pgdat_last = pgdat; - } + + pgdat->pgdat_next = pgdat_list; + pgdat_list = pgdat; mapsize = ALIGN(mapsize, sizeof(long)); bdata->node_bootmem_map = phys_to_virt(mapstart << PAGE_SHIFT);