diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/vma/include/dup.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/testing/vma/include/dup.h b/tools/testing/vma/include/dup.h index a95a4b07f68b..1fb7bcae4f31 100644 --- a/tools/testing/vma/include/dup.h +++ b/tools/testing/vma/include/dup.h @@ -643,6 +643,23 @@ struct vm_operations_struct { * Context: User context. May sleep. Caller holds mmap_lock. */ void (*close)(struct vm_area_struct *vma); + /** + * @mapped: Called when the VMA is first mapped in the MM. Not called if + * the new VMA is merged with an adjacent VMA. + * + * The @vm_private_data field is an output field allowing the user to + * modify vma->vm_private_data as necessary. + * + * ONLY valid if set from f_op->mmap_prepare. Will result in an error if + * set from f_op->mmap. + * + * Returns %0 on success, or an error otherwise. On error, the VMA will + * be unmapped. + * + * Context: User context. May sleep. Caller holds mmap_lock. + */ + int (*mapped)(unsigned long start, unsigned long end, pgoff_t pgoff, + const struct file *file, void **vm_private_data); /* Called any time before splitting to check if it's allowed */ int (*may_split)(struct vm_area_struct *vma, unsigned long addr); int (*mremap)(struct vm_area_struct *vma); |