+ hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix.patch added to -mm tree

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The patch titled
     Subject: hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix
has been added to the -mm tree.  Its filename is
     hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix.patch

This patch should soon appear at
    http://ozlabs.org/~akpm/mmots/broken-out/hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix.patch
and later at
    http://ozlabs.org/~akpm/mmotm/broken-out/hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix.patch

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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix

fix userfaultfd.c build

Cc: Wei Yang <richardw.yang@xxxxxxxxxxxxxxx>
Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 mm/userfaultfd.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/mm/userfaultfd.c~hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix
+++ a/mm/userfaultfd.c
@@ -184,6 +184,7 @@ static __always_inline ssize_t __mcopy_a
 	unsigned long src_addr, dst_addr;
 	long copied;
 	struct page *page;
+	struct hstate *h;
 	unsigned long vma_hpagesize;
 	pgoff_t idx;
 	u32 hash;
@@ -255,6 +256,8 @@ retry:
 			goto out_unlock;
 	}
 
+	h = hstate_vma(dst_vma);
+
 	while (src_addr < src_start + len) {
 		pte_t dst_pteval;
 
_

Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are

ocfs2-clear-zero-in-unaligned-direct-io-checkpatch-fixes.patch
fs-ocfs2-fix-possible-null-pointer-dereferences-in-ocfs2_xa_prepare_entry-fix.patch
mm-page_alloc-fix-a-crash-in-free_pages_prepare-fix.patch
mm-vmpressure-fix-a-signedness-bug-in-vmpressure_register_event-fix.patch
mm-vmpressure-fix-a-signedness-bug-in-vmpressure_register_event-fix-fix.patch
mm-slb-guarantee-natural-alignment-for-kmallocpower-of-two-fix.patch
ocfs2-protect-extent-tree-in-the-ocfs2_prepare_inode_for_write-checkpatch-fixes.patch
mm.patch
mm-slub-fix-a-deadlock-in-show_slab_objects-fix.patch
mm-pgmap-use-correct-alignment-when-looking-at-first-pfn-from-a-region-checkpatch-fixes.patch
mm-oom-avoid-printk-iteration-under-rcu-fix.patch
hugetlb-remove-duplicated-code-checkpatch-fixes.patch
hugetlb-remove-unused-hstate-in-hugetlb_fault_mutex_hash-fix.patch
linux-next-rejects.patch
linux-next-git-rejects.patch
diff-sucks.patch
drivers-tty-serial-sh-scic-suppress-warning.patch
kernel-forkc-export-kernel_thread-to-modules.patch




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