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| author | Mike Kravetz <mike.kravetz@oracle.com> | 2015-09-08 15:01:57 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-09-08 15:35:28 -0700 |
| commit | 72079ba0dfefc1444b4ef98a2fa3d040838a775f (patch) | |
| tree | e3c999681d0450df6a3c3b8b1d5cd81ed08a7f5a /mm/madvise.c | |
| parent | 70c3547e36f5c9fbc4caecfeca98f0effa6932c5 (diff) | |
| download | lwn-72079ba0dfefc1444b4ef98a2fa3d040838a775f.tar.gz lwn-72079ba0dfefc1444b4ef98a2fa3d040838a775f.zip | |
mm: madvise allow remove operation for hugetlbfs
Now that we have hole punching support for hugetlbfs, we can also
support the MADV_REMOVE interface to it.
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/madvise.c')
| -rw-r--r-- | mm/madvise.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/madvise.c b/mm/madvise.c index ce3a4222c7e7..c889fcbb530e 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -301,7 +301,7 @@ static long madvise_remove(struct vm_area_struct *vma, *prev = NULL; /* tell sys_madvise we drop mmap_sem */ - if (vma->vm_flags & (VM_LOCKED | VM_HUGETLB)) + if (vma->vm_flags & VM_LOCKED) return -EINVAL; f = vma->vm_file; |