Messages in this thread Patch in this message | | | From | jglisse@redhat ... | Subject | [PATCH 05/15] mm/hmm: hmm_pfns_bad() was accessing wrong struct | Date | Thu, 22 Mar 2018 20:55:17 -0400 |
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From: Jérôme Glisse <jglisse@redhat.com>
The private field of mm_walk struct point to an hmm_vma_walk struct and not to the hmm_range struct desired. Fix to get proper struct pointer.
Signed-off-by: Jérôme Glisse <jglisse@redhat.com> Cc: stable@vger.kernel.org Cc: Evgeny Baskakov <ebaskakov@nvidia.com> Cc: Ralph Campbell <rcampbell@nvidia.com> Cc: Mark Hairgrove <mhairgrove@nvidia.com> Cc: John Hubbard <jhubbard@nvidia.com> --- mm/hmm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/mm/hmm.c b/mm/hmm.c index 2d00769e8985..812a66997627 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -336,7 +336,8 @@ static int hmm_pfns_bad(unsigned long addr, unsigned long end, struct mm_walk *walk) { - struct hmm_range *range = walk->private; + struct hmm_vma_walk *hmm_vma_walk = walk->private; + struct hmm_range *range = hmm_vma_walk->range; hmm_pfn_t *pfns = range->pfns; unsigned long i; -- 2.14.3
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