tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master head: bcdb239b456265b927a809c4078f0a1f433a6e18 commit: 14afee4b6092fde451ee17604e5f5c89da33e71e [1849/1910] net: convert sock.sk_wmem_alloc from atomic_t to refcount_t config: s390-default_defconfig (attached as .config) compiler: s390x-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 14afee4b6092fde451ee17604e5f5c89da33e71e # save the attached .config to linux build tree make.cross ARCH=s390
All errors (new ones prefixed by >>):
In file included from include/linux/bug.h:4:0,
from include/linux/thread_info.h:11,
from arch/s390/include/asm/preempt.h:5,
from include/linux/preempt.h:80,
from include/linux/spinlock.h:50,
from include/linux/seqlock.h:35,
from include/linux/time.h:5,
from include/linux/stat.h:18,
from include/linux/module.h:10,
from net/iucv/af_iucv.c:15:
net/iucv/af_iucv.c: In function 'iucv_sock_destruct':
>> net/iucv/af_iucv.c:405:22: error: passing argument 1 of 'atomic_read' from
>> incompatible pointer type [-Werror=incompatible-pointer-types]
WARN_ON(atomic_read(&sk->sk_wmem_alloc));
^
arch/s390/include/asm/bug.h:54:25: note: in definition of macro 'WARN_ON'
int __ret_warn_on = !!(x); \
^
In file included from include/linux/atomic.h:4:0,
from include/linux/debug_locks.h:5,
from include/linux/lockdep.h:25,
from include/linux/spinlock_types.h:18,
from include/linux/spinlock.h:81,
from include/linux/seqlock.h:35,
from include/linux/time.h:5,
from include/linux/stat.h:18,
from include/linux/module.h:10,
from net/iucv/af_iucv.c:15:
arch/s390/include/asm/atomic.h:19:19: note: expected 'const atomic_t * {aka
const struct <anonymous> *}' but argument is of type 'refcount_t * {aka struct
refcount_struct *}'
static inline int atomic_read(const atomic_t *v)
^~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/atomic_read +405 net/iucv/af_iucv.c
82492a35 Ursula Braun 2012-03-07 399 if (!sock_flag(sk, SOCK_DEAD)) {
82492a35 Ursula Braun 2012-03-07 400 pr_err("Attempt to
release alive iucv socket %p\n", sk);
82492a35 Ursula Braun 2012-03-07 401 return;
82492a35 Ursula Braun 2012-03-07 402 }
82492a35 Ursula Braun 2012-03-07 403
82492a35 Ursula Braun 2012-03-07 404
WARN_ON(atomic_read(&sk->sk_rmem_alloc));
82492a35 Ursula Braun 2012-03-07 @405
WARN_ON(atomic_read(&sk->sk_wmem_alloc));
82492a35 Ursula Braun 2012-03-07 406 WARN_ON(sk->sk_wmem_queued);
82492a35 Ursula Braun 2012-03-07 407 WARN_ON(sk->sk_forward_alloc);
eac3731b Jennifer Hunt 2007-02-08 408 }
:::::: The code at line 405 was first introduced by commit
:::::: 82492a355fac112908271faa74f473a38c1fb647 af_iucv: add shutdown for HS
transport
:::::: TO: Ursula Braun <ursula.br...@de.ibm.com>
:::::: CC: David S. Miller <da...@davemloft.net>
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