Hi, I'm a present maintainer of Linux FireWire subsystem, and recent years have been working to modernize the subsystem.
On Fri, Sep 05, 2025 at 14:43:24PM -0300, Jason Gunthorpe wrote: > There is only one user I found of alloc_pages: > > drivers/firewire/ohci.c: ctx->pages[i] = dma_alloc_pages(dev, > PAGE_SIZE, &dma_addr, > > And it deliberately uses page->private: > > set_page_private(ctx->pages[i], dma_addr); > > So it is correct to use the struct page API. I've already realized it, and it is in my TODO list to use modern alternative APIs to replace it (but not yet). If you know some candidates for this purpose, it is really helpful to accomplish it. Regards Takashi Sakamoto