mm/page_cgroup.c: use memblock apis for early memory allocations

Switch to memblock interfaces for early memory allocator instead of
bootmem allocator.  No functional change in beahvior than what it is in
current code from bootmem users points of view.

Archs already converted to NO_BOOTMEM now directly use memblock interfaces
instead of bootmem wrappers build on top of memblock.  And the archs which
still uses bootmem, these new apis just fallback to exiting bootmem APIs.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Paul Walmsley <paul@pwsan.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Tejun Heo <tj@kernel.org>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 6d757e3a872ad52adea55aabecee1ec571c3970d..d8bd2c500aa4a2f53028d1b9bdccaea5c681e466 100644 (file)
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -54,8 +54,9 @@ static int __init alloc_node_page_cgroup(int nid)
 
        table_size = sizeof(struct page_cgroup) * nr_pages;
 
-       base = __alloc_bootmem_node_nopanic(NODE_DATA(nid),
-                       table_size, PAGE_SIZE, __pa(MAX_DMA_ADDRESS));
+       base = memblock_virt_alloc_try_nid_nopanic(
+                       table_size, PAGE_SIZE, __pa(MAX_DMA_ADDRESS),
+                       BOOTMEM_ALLOC_ACCESSIBLE, nid);
        if (!base)
                return -ENOMEM;
        NODE_DATA(nid)->node_page_cgroup = base;