> <snip> > > > +static void free_extended_page_bitmap(struct virtio_balloon *vb) { > > + int i, bmap_count = vb->nr_page_bmap; > > + > > + for (i = 1; i < bmap_count; i++) { > > + kfree(vb->page_bitmap[i]); > > + vb->page_bitmap[i] = NULL; > > + vb->nr_page_bmap--; > > + } > > +} > > + > > +static void kfree_page_bitmap(struct virtio_balloon *vb) { > > + int i; > > + > > + for (i = 0; i < vb->nr_page_bmap; i++) > > + kfree(vb->page_bitmap[i]); > > +} > > It might be worth commenting that pair of functions to make it clear why > they are so different; I guess the kfree_page_bitmap is used just before you > free the structure above it so you don't need to keep the count/pointers > updated? > Yes. I will add some comments for that. Thanks! Liang > Dave > -- > Dr. David Alan Gilbert / dgilbert@xxxxxxxxxx / Manchester, UK _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization