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| author | Michael Ellerman <mpe@ellerman.id.au> | 2014-12-02 14:19:20 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2014-12-02 14:19:20 +1100 |
| commit | b5be75d00833a3f0ff76b1d7473119be33367faa (patch) | |
| tree | 88106f598970b086f06a0d7dd123b6d00adf9f4a /arch/powerpc/mm/hugetlbpage.c | |
| parent | e39f223fc93580c86ccf6b3422033e349f57f0dd (diff) | |
| parent | d557b09800dab5dd6804e5b79324069abcf0be11 (diff) | |
Merge remote-tracking branch 'benh/next' into next
Merge updates collected & acked by Ben. A few EEH patches from Gavin,
some mm updates from Aneesh and a few odds and ends.
Diffstat (limited to 'arch/powerpc/mm/hugetlbpage.c')
| -rw-r--r-- | arch/powerpc/mm/hugetlbpage.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 8c9b8115867c..868ab0fc5fbf 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -355,6 +355,13 @@ static int __init do_gpage_early_setup(char *param, char *val, if (size != 0) { if (sscanf(val, "%lu", &npages) <= 0) npages = 0; + if (npages > MAX_NUMBER_GPAGES) { + pr_warn("MMU: %lu pages requested for page " + "size %llu KB, limiting to " + __stringify(MAX_NUMBER_GPAGES) "\n", + npages, size / 1024); + npages = MAX_NUMBER_GPAGES; + } gpage_npages[shift_to_mmu_psize(__ffs(size))] = npages; size = 0; } |