Re: [PATCH v12 5/8] virtio-balloon: VIRTIO_BALLOON_F_SG

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Hi Wei,

[auto build test WARNING on linus/master]
[also build test WARNING on v4.12 next-20170712]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Wei-Wang/Virtio-balloon-Enhancement/20170713-074956
config: i386-randconfig-x071-07121639 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   drivers//virtio/virtio_balloon.c: In function 'tell_host_one_page':
>> drivers//virtio/virtio_balloon.c:535:39: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
     virtqueue_add_chain(vq, id, 0, NULL, (void *)addr, NULL);
                                          ^

vim +535 drivers//virtio/virtio_balloon.c

   527	
   528	static void tell_host_one_page(struct virtio_balloon *vb, struct virtqueue *vq,
   529				       struct page *page)
   530	{
   531		unsigned int id = VIRTQUEUE_DESC_ID_INIT;
   532		u64 addr = page_to_pfn(page) << VIRTIO_BALLOON_PFN_SHIFT;
   533	
   534		virtqueue_add_chain_desc(vq, addr, PAGE_SIZE, &id, &id, 0);
 > 535		virtqueue_add_chain(vq, id, 0, NULL, (void *)addr, NULL);
   536		virtqueue_kick_async(vq, vb->acked);
   537	}
   538	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip


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