Generic version __lmb_find_area() is going from high to low, and for 32bit active_region for 32bit does include high pages need to replace the limit with lmb.default_alloc_limit, aka get_max_mapped() with this patch, x86 32bit could use generic version of __lmb_find_area() Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx> --- mm/page_alloc.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 79bd44b..256aed0 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -3445,6 +3445,9 @@ void * __init __alloc_memory_core_early(int nid, u64 size, u64 align, u64 addr; + if (limit > lmb.default_alloc_limit) + limit = lmb.default_alloc_limit; + addr = find_memory_core_early(nid, size, align, goal, limit); if (addr == -1ULL) -- 1.6.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
