v9inode = V9FS_I(inode);
mutex_lock(&v9inode->v_mutex);
if (!v9inode->writeback_fid &&
+ (vma->vm_flags & VM_SHARED) &&
(vma->vm_flags & VM_WRITE)) {
/*
* clone a fid and add it to writeback_fid
(vma->vm_end - vma->vm_start - 1),
};
+ if (!(vma->vm_flags & VM_SHARED))
+ return;
p9_debug(P9_DEBUG_VFS, "9p VMA close, %p, flushing", vma);