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| author | James Morris <jmorris@namei.org> | 2011-06-30 18:43:56 +1000 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2011-06-30 18:43:56 +1000 |
| commit | 5b944a71a192977c1c018bbcfa0c52dca48e2368 (patch) | |
| tree | 9f234c4a93bb28890ad086c846d2bf0b35f7f7ae /mm/hugetlb.c | |
| parent | 0e4ae0e0dec634b2ae53ac57d14141b140467dbe (diff) | |
| parent | c017d0d1351f916c0ced3f358afc491fdcf490b4 (diff) | |
| download | kernel_replicant_linux-5b944a71a192977c1c018bbcfa0c52dca48e2368.tar.gz kernel_replicant_linux-5b944a71a192977c1c018bbcfa0c52dca48e2368.tar.bz2 kernel_replicant_linux-5b944a71a192977c1c018bbcfa0c52dca48e2368.zip | |
Merge branch 'linus' into next
Diffstat (limited to 'mm/hugetlb.c')
| -rw-r--r-- | mm/hugetlb.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 6402458fee38..bfcf153bc829 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1111,6 +1111,14 @@ static void __init gather_bootmem_prealloc(void) WARN_ON(page_count(page) != 1); prep_compound_huge_page(page, h->order); prep_new_huge_page(h, page, page_to_nid(page)); + /* + * If we had gigantic hugepages allocated at boot time, we need + * to restore the 'stolen' pages to totalram_pages in order to + * fix confusing memory reports from free(1) and another + * side-effects, like CommitLimit going negative. + */ + if (h->order > (MAX_ORDER - 1)) + totalram_pages += 1 << h->order; } } |