From: David Hildenbrand <david@redhat.com>
To: kbuild test robot <lkp@intel.com>
Cc: kbuild-all@lists.01.org, kvm@vger.kernel.org,
virtualization@lists.linux-foundation.org,
netdev@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>,
Pankaj Gupta <pankaj.gupta.linux@gmail.com>
Subject: Re: [vhost:vhost 8/22] drivers/virtio/virtio_mem.c:1375:20: error: implicit declaration of function 'kzalloc'; did you mean 'vzalloc'?
Date: Tue, 5 May 2020 16:50:13 +0200 [thread overview]
Message-ID: <7dea2810-85cf-0892-20a8-bba3e3a2c133@redhat.com> (raw)
In-Reply-To: <202005052221.83QerHmG%lkp@intel.com>
On 05.05.20 16:15, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git vhost
> head: da1742791d8c0c0a8e5471f181549c4726a5c5f9
> commit: 7527631e900d464ed2d533f799cb0da2b29cc6f0 [8/22] virtio-mem: Paravirtualized memory hotplug
> config: x86_64-randconfig-b002-20200505 (attached as .config)
> compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
> reproduce:
> git checkout 7527631e900d464ed2d533f799cb0da2b29cc6f0
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All error/warnings (new ones prefixed by >>):
>
> drivers/virtio/virtio_mem.c: In function 'virtio_mem_probe':
>>> drivers/virtio/virtio_mem.c:1375:20: error: implicit declaration of function 'kzalloc'; did you mean 'vzalloc'? [-Werror=implicit-function-declaration]
> vdev->priv = vm = kzalloc(sizeof(*vm), GFP_KERNEL);
> ^~~~~~~
> vzalloc
>>> drivers/virtio/virtio_mem.c:1375:18: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
> vdev->priv = vm = kzalloc(sizeof(*vm), GFP_KERNEL);
> ^
>>> drivers/virtio/virtio_mem.c:1419:2: error: implicit declaration of function 'kfree'; did you mean 'vfree'? [-Werror=implicit-function-declaration]
> kfree(vm);
> ^~~~~
> vfree
> cc1: some warnings being treated as errors
>
> vim +1375 drivers/virtio/virtio_mem.c
Guess we simply need
#include <linux/slab.h>
to make it work for that config.
--
Thanks,
David / dhildenb
next prev parent reply other threads:[~2020-05-05 14:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-05 14:15 [vhost:vhost 8/22] drivers/virtio/virtio_mem.c:1375:20: error: implicit declaration of function 'kzalloc'; did you mean 'vzalloc'? kbuild test robot
2020-05-05 14:50 ` David Hildenbrand [this message]
2020-05-05 15:44 ` Michael S. Tsirkin
2020-05-05 15:46 ` David Hildenbrand
2020-05-05 16:20 ` Michael S. Tsirkin
2020-05-05 16:22 ` David Hildenbrand
2020-05-05 16:30 ` Michael S. Tsirkin
2020-05-06 20:28 ` Michael S. Tsirkin
2020-05-06 20:32 ` David Hildenbrand
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