diff options
Diffstat (limited to 'mm/bootmem.c')
| -rw-r--r-- | mm/bootmem.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/bootmem.c b/mm/bootmem.c index a23dd1934654..3b6380784c28 100644 --- a/mm/bootmem.c +++ b/mm/bootmem.c @@ -236,6 +236,7 @@ static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata) count += pages; while (pages--) __free_pages_bootmem(page++, cur++, 0); + bdata->node_bootmem_map = NULL; bdebug("nid=%td released=%lx\n", bdata - bootmem_node_data, count); @@ -294,6 +295,9 @@ static void __init __free(bootmem_data_t *bdata, sidx + bdata->node_min_pfn, eidx + bdata->node_min_pfn); + if (WARN_ON(bdata->node_bootmem_map == NULL)) + return; + if (bdata->hint_idx > sidx) bdata->hint_idx = sidx; @@ -314,6 +318,9 @@ static int __init __reserve(bootmem_data_t *bdata, unsigned long sidx, eidx + bdata->node_min_pfn, flags); + if (WARN_ON(bdata->node_bootmem_map == NULL)) + return 0; + for (idx = sidx; idx < eidx; idx++) if (test_and_set_bit(idx, bdata->node_bootmem_map)) { if (exclusive) { |