The functions are equivalent, just the later does not require nobootmem translation layer. Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx> Acked-by: Michal Hocko <mhocko@xxxxxxxx> --- arch/x86/xen/p2m.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index d6d74ef..5de761b 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -182,7 +182,7 @@ static void p2m_init_identity(unsigned long *p2m, unsigned long pfn) static void * __ref alloc_p2m_page(void) { if (unlikely(!slab_is_available())) - return alloc_bootmem_align(PAGE_SIZE, PAGE_SIZE); + return memblock_alloc(PAGE_SIZE, PAGE_SIZE); return (void *)__get_free_page(GFP_KERNEL); } -- 2.7.4