* [ammarfaizi2-block:axboe/linux-block/fastpoll-mshot 89/98] fs/io_uring.c:6075:2: error: call to undeclared function '__io_poll_clean'; ISO C99 and later do not support implicit function declarations
@ 2022-05-11 10:56 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-05-11 10:56 UTC (permalink / raw)
To: Hao Xu; +Cc: llvm, kbuild-all, GNU/Weeb Mailing List, linux-kernel, Jens Axboe
tree: https://github.com/ammarfaizi2/linux-block axboe/linux-block/fastpoll-mshot
head: e721cdc172fd3aa845e4a0850cb5f9aefd8f3591
commit: e2959ad0f1aa6081772c3d9c703497c15d9c6039 [89/98] io_uring: add a helper for poll clean
config: s390-randconfig-c005-20220509 (https://download.01.org/0day-ci/archive/20220511/[email protected]/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 18dd123c56754edf62c7042dcf23185c3727610f)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
# https://github.com/ammarfaizi2/linux-block/commit/e2959ad0f1aa6081772c3d9c703497c15d9c6039
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block axboe/linux-block/fastpoll-mshot
git checkout e2959ad0f1aa6081772c3d9c703497c15d9c6039
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>
All errors (new ones prefixed by >>):
In file included from fs/io_uring.c:60:
In file included from include/linux/blk-mq.h:8:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:75:
include/asm-generic/io.h:464:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:477:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
#define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
^
In file included from fs/io_uring.c:60:
In file included from include/linux/blk-mq.h:8:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:75:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
#define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
^
In file included from fs/io_uring.c:60:
In file included from include/linux/blk-mq.h:8:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:75:
include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:609:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:617:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:625:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:634:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:643:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:652:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
>> fs/io_uring.c:6075:2: error: call to undeclared function '__io_poll_clean'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
__io_poll_clean(req);
^
fs/io_uring.c:6075:2: note: did you mean '__io_fill_cqe'?
fs/io_uring.c:2162:20: note: '__io_fill_cqe' declared here
static inline bool __io_fill_cqe(struct io_ring_ctx *ctx, u64 user_data,
^
12 warnings and 1 error generated.
vim +/__io_poll_clean +6075 fs/io_uring.c
6066
6067 static void io_apoll_task_func(struct io_kiocb *req, bool *locked)
6068 {
6069 int ret;
6070
6071 ret = io_poll_check_events(req, locked);
6072 if (ret > 0)
6073 return;
6074
> 6075 __io_poll_clean(req);
6076
6077 if (!ret)
6078 io_req_task_submit(req, locked);
6079 else
6080 io_req_complete_failed(req, ret);
6081 }
6082
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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2022-05-11 10:56 [ammarfaizi2-block:axboe/linux-block/fastpoll-mshot 89/98] fs/io_uring.c:6075:2: error: call to undeclared function '__io_poll_clean'; ISO C99 and later do not support implicit function declarations kernel test robot
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