[RFC PATCH v1 02/19] mm/AVR32: prepare for killing free_all_bootmem_node()

[Jiang Liu <liuj97@gmail.com>]

Prepare for killing free_all_bootmem_node() by using
free_all_bootmem() instead.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Haavard Skinnemoen <hskinnemoen@gmail.com>
Cc: Hans-Christian Egtvedt <egtvedt@samfundet.no>
Cc: linux-kernel@vger.kernel.org
---
 arch/avr32/mm/init.c |   21 +++++----------------
 1 file changed, 5 insertions(+), 16 deletions(-)

diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c
index c1706a0..b25aba3 100644
--- a/arch/avr32/mm/init.c
+++ b/arch/avr32/mm/init.c
@@ -103,23 +103,12 @@ void __init mem_init(void)
 	pg_data_t *pgdat;
 
 	high_memory = NULL;
+	for_each_online_pgdat(pgdat)
+		high_memory = max_t(void *, high_memory,
+			(void *)__va(pgdat_end_pfn(pgdat) << PAGE_SHIFT));
 
-	/* this will put all low memory onto the freelists */
-	for_each_online_pgdat(pgdat) {
-		void *node_high_memory;
-
-		if (pgdat->node_spanned_pages != 0)
-			free_all_bootmem_node(pgdat);
-
-		node_high_memory = (void *)((pgdat->node_start_pfn
-					     + pgdat->node_spanned_pages)
-					    << PAGE_SHIFT);
-		if (node_high_memory > high_memory)
-			high_memory = node_high_memory;
-	}
-
-	max_mapnr = MAP_NR(high_memory);
-
+	set_max_mapnr(MAP_NR(high_memory));
+	free_all_bootmem();
 	mem_init_print_info(NULL);
 }
 
-- 
1.7.9.5

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