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Diffstat (limited to 'fs/ext2')
-rw-r--r--fs/ext2/file.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index db4c299b7cf6..1982c3f11aec 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -32,6 +32,12 @@ static int ext2_dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
return dax_fault(vma, vmf, ext2_get_block, NULL);
}
+static int ext2_dax_pmd_fault(struct vm_area_struct *vma, unsigned long addr,
+ pmd_t *pmd, unsigned int flags)
+{
+ return dax_pmd_fault(vma, addr, pmd, flags, ext2_get_block, NULL);
+}
+
static int ext2_dax_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
{
return dax_mkwrite(vma, vmf, ext2_get_block, NULL);
@@ -39,6 +45,7 @@ static int ext2_dax_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
static const struct vm_operations_struct ext2_dax_vm_ops = {
.fault = ext2_dax_fault,
+ .pmd_fault = ext2_dax_pmd_fault,
.page_mkwrite = ext2_dax_mkwrite,
.pfn_mkwrite = dax_pfn_mkwrite,
};
@@ -50,7 +57,7 @@ static int ext2_file_mmap(struct file *file, struct vm_area_struct *vma)
file_accessed(file);
vma->vm_ops = &ext2_dax_vm_ops;
- vma->vm_flags |= VM_MIXEDMAP;
+ vma->vm_flags |= VM_MIXEDMAP | VM_HUGEPAGE;
return 0;
}
#else