diff options
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index b5b01bb22d12..e1d257e6da68 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2058,16 +2058,24 @@ static inline bool can_mmap_file(struct file *file) return true; } -int __compat_vma_mmap(const struct file_operations *f_op, - struct file *file, struct vm_area_struct *vma); +void compat_set_desc_from_vma(struct vm_area_desc *desc, const struct file *file, + const struct vm_area_struct *vma); +int __compat_vma_mmap(struct vm_area_desc *desc, struct vm_area_struct *vma); int compat_vma_mmap(struct file *file, struct vm_area_struct *vma); +int __vma_check_mmap_hook(struct vm_area_struct *vma); static inline int vfs_mmap(struct file *file, struct vm_area_struct *vma) { + int err; + if (file->f_op->mmap_prepare) return compat_vma_mmap(file, vma); - return file->f_op->mmap(file, vma); + err = file->f_op->mmap(file, vma); + if (err) + return err; + + return __vma_check_mmap_hook(vma); } static inline int vfs_mmap_prepare(struct file *file, struct vm_area_desc *desc) |