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Subject: Re: [PATCH v1 02/11] virtio-mem: Paravirtualized memory hotplug
To:     kbuild test robot <lkp@intel.com>
Cc:     kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
        linux-mm@kvack.org, virtio-dev@lists.oasis-open.org,
        virtualization@lists.linux-foundation.org, kvm@vger.kernel.org,
        Michal Hocko <mhocko@kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        "Michael S . Tsirkin" <mst@redhat.com>,
        Jason Wang <jasowang@redhat.com>,
        Oscar Salvador <osalvador@suse.de>,
        Igor Mammedov <imammedo@redhat.com>,
        Dave Young <dyoung@redhat.com>,
        Dan Williams <dan.j.williams@intel.com>,
        Pavel Tatashin <pasha.tatashin@soleen.com>,
        Stefan Hajnoczi <stefanha@redhat.com>,
        Vlastimil Babka <vbabka@suse.cz>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Len Brown <lenb@kernel.org>, linux-acpi@vger.kernel.org
References: <20200302134941.315212-3-david@redhat.com>
 <202003031039.To18mcrC%lkp@intel.com>
From:   David Hildenbrand <david@redhat.com>
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Date:   Tue, 3 Mar 2020 09:06:29 +0100
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On 03.03.20 03:24, kbuild test robot wrote:
> Hi David,
>=20
> I love your patch! Yet something to improve:
>=20
> [auto build test ERROR on pm/linux-next]
> [also build test ERROR on linus/master v5.6-rc4 next-20200302]
> [cannot apply to linux/master mmotm/master]
> [if your patch is applied to the wrong git tree, please drop us a note =
to help
> improve the system. BTW, we also suggest to use '--base' option to spec=
ify the
> base tree in git format-patch, please see https://stackoverflow.com/a/3=
7406982]
>=20
> url:    https://github.com/0day-ci/linux/commits/David-Hildenbrand/virt=
io-mem-paravirtualized-memory/20200303-020852
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm=
.git linux-next
> config: x86_64-randconfig-s1-20200303 (attached as .config)
> compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=3Dx86_64=20
>=20
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@intel.com>
>=20
> All errors (new ones prefixed by >>):
>=20
>    In file included from <command-line>:1:0:
>>> ./usr/include/linux/virtio_mem.h:185:2: error: unknown type name 'uin=
t32_t'
>      uint32_t block_size;
>      ^
>>> ./usr/include/linux/virtio_mem.h:187:2: error: unknown type name 'uin=
t16_t'
>      uint16_t node_id;
>      ^
>    ./usr/include/linux/virtio_mem.h:188:2: error: unknown type name 'ui=
nt16_t'
>      uint16_t padding;
>      ^
>>> ./usr/include/linux/virtio_mem.h:190:2: error: unknown type name 'uin=
t64_t'
>      uint64_t addr;
>      ^
>    ./usr/include/linux/virtio_mem.h:192:2: error: unknown type name 'ui=
nt64_t'
>      uint64_t region_size;
>      ^
>    ./usr/include/linux/virtio_mem.h:198:2: error: unknown type name 'ui=
nt64_t'
>      uint64_t usable_region_size;
>      ^
>    ./usr/include/linux/virtio_mem.h:203:2: error: unknown type name 'ui=
nt64_t'
>      uint64_t plugged_size;
>      ^
>    ./usr/include/linux/virtio_mem.h:205:2: error: unknown type name 'ui=
nt64_t'
>      uint64_t requested_size;
>      ^

Right, these have to be __u64 and friends. Should really enable
CONFIG_UAPI_HEADER_TEST in my default config.


--=20
Thanks,

David / dhildenb