Hi Kosuke, [auto build test WARNING on v4.3-rc4 -- if it's inappropriate base, please ignore]
config: x86_64-randconfig-x002-201540 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All warnings (new ones prefixed by >>):
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c: In function 'svc_udp_data_ready':
net/sunrpc/svcsock.c:417:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq))
^
include/linux/compiler.h:147:28: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> net/sunrpc/svcsock.c:417:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq))
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c:417:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq))
^
include/linux/compiler.h:147:40: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> net/sunrpc/svcsock.c:417:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq))
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c:417:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq))
^
include/linux/compiler.h:158:16: note: in definition of macro '__trace_if'
______r = !!(cond); \
^
>> net/sunrpc/svcsock.c:417:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq))
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c: In function 'svc_write_space':
net/sunrpc/svcsock.c:435:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq)) {
^
include/linux/compiler.h:147:28: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
net/sunrpc/svcsock.c:435:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq)) {
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c:435:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq)) {
^
include/linux/compiler.h:147:40: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
net/sunrpc/svcsock.c:435:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq)) {
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c:435:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq)) {
^
include/linux/compiler.h:158:16: note: in definition of macro '__trace_if'
______r = !!(cond); \
^
net/sunrpc/svcsock.c:435:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq)) {
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c: In function 'svc_tcp_listen_data_ready':
net/sunrpc/svcsock.c:790:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq))
^
include/linux/compiler.h:147:28: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
net/sunrpc/svcsock.c:790:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq))
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from net/sunrpc/svcsock.c:22:
net/sunrpc/svcsock.c:790:21: warning: passing argument 1 of 'wq_has_sleeper'
from incompatible pointer type [-Wincompatible-pointer-types]
if (wq_has_sleeper(wq))
^
include/linux/compiler.h:147:40: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
net/sunrpc/svcsock.c:790:2: note: in expansion of macro 'if'
if (wq_has_sleeper(wq))
^
In file included from include/net/inet_sock.h:27:0,
from include/linux/udp.h:20,
from net/sunrpc/svcsock.c:30:
include/net/sock.h:1879:20: note: expected 'struct socket_wq *' but argument
is of type 'wait_queue_head_t * {aka struct __wait_queue_head *}'
static inline bool wq_has_sleeper(struct socket_wq *wq)
^
vim +/if +417 net/sunrpc/svcsock.c
401
402 /*
403 * INET callback when data has been received on the socket.
404 */
405 static void svc_udp_data_ready(struct sock *sk)
406 {
407 struct svc_sock *svsk = (struct svc_sock *)sk->sk_user_data;
408 wait_queue_head_t *wq = sk_sleep(sk);
409
410 if (svsk) {
411 dprintk("svc: socket %p(inet %p), busy=%d\n",
412 svsk, sk,
413 test_bit(XPT_BUSY, &svsk->sk_xprt.xpt_flags));
414 set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
415 svc_xprt_enqueue(&svsk->sk_xprt);
416 }
> 417 if (wq_has_sleeper(wq))
418 wake_up_interruptible(wq);
419 }
420
421 /*
422 * INET callback when space is newly available on the socket.
423 */
424 static void svc_write_space(struct sock *sk)
425 {
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.config.gz
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