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-rw-r--r--mm/bootmem.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/mm/bootmem.c b/mm/bootmem.c
index eff224220571..58c66cc5056a 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -304,9 +304,22 @@ unsigned long __init free_all_bootmem_node(pg_data_t *pgdat)
304unsigned long __init free_all_bootmem(void) 304unsigned long __init free_all_bootmem(void)
305{ 305{
306#ifdef CONFIG_NO_BOOTMEM 306#ifdef CONFIG_NO_BOOTMEM
307 return free_all_memory_core_early(NODE_DATA(0)->node_id); 307 /*
308 * We need to use MAX_NUMNODES instead of NODE_DATA(0)->node_id
309 * because in some case like Node0 doesnt have RAM installed
310 * low ram will be on Node1
311 * Use MAX_NUMNODES will make sure all ranges in early_node_map[]
312 * will be used instead of only Node0 related
313 */
314 return free_all_memory_core_early(MAX_NUMNODES);
308#else 315#else
309 return free_all_bootmem_core(NODE_DATA(0)->bdata); 316 unsigned long total_pages = 0;
317 bootmem_data_t *bdata;
318
319 list_for_each_entry(bdata, &bdata_list, list)
320 total_pages += free_all_bootmem_core(bdata);
321
322 return total_pages;
310#endif 323#endif
311} 324}
312 325