[RFC v2 PATCH 5/5] 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 Signed-off-by: Mike Kravetz --- mm/madvise.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/madvise.c b/mm/madvise.c index d551475..c4a1027 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -299,7 +299,7 @@ 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; -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[RFC v2 PATCH 5/5] 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.han...@linux.intel.com Signed-off-by: Mike Kravetz mike.krav...@oracle.com --- mm/madvise.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/madvise.c b/mm/madvise.c index d551475..c4a1027 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -299,7 +299,7 @@ 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; -- 2.1.0 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/