Messages in this thread | | | Date | Thu, 23 Jun 2022 08:46:34 +0800 | From | kernel test robot <> | Subject | [ammarfaizi2-block:axboe/linux-block/for-5.20/io_uring-buffered-writes 118/137] io_uring/io_uring.c:1038: warning: expecting prototype for io_llist_xchg(). Prototype was for io_llist_cmpxchg() instead |
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tree: https://github.com/ammarfaizi2/linux-block axboe/linux-block/for-5.20/io_uring-buffered-writes head: e9cfc64a27f7a581b8c5d14da4efccfeae9c63bd commit: c0808632a83a7c607a987154372e705353acf4f2 [118/137] io_uring: introduce llist helpers config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20220623/202206230848.OkDjWWbp-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): # https://github.com/ammarfaizi2/linux-block/commit/c0808632a83a7c607a987154372e705353acf4f2 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block axboe/linux-block/for-5.20/io_uring-buffered-writes git checkout c0808632a83a7c607a987154372e705353acf4f2 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
io_uring/io_uring.c:1022: warning: Function parameter or member 'node' not described in 'io_llist_xchg' io_uring/io_uring.c:1022: warning: Excess function parameter 'new' description in 'io_llist_xchg' >> io_uring/io_uring.c:1038: warning: expecting prototype for io_llist_xchg(). Prototype was for io_llist_cmpxchg() instead
vim +1038 io_uring/io_uring.c
1025 1026 /** 1027 * io_llist_xchg - possibly swap all entries in a lock-less list 1028 * @head: the head of lock-less list to delete all entries 1029 * @old: expected old value of the first entry of the list 1030 * @new: new entry as the head of the list 1031 * 1032 * perform a cmpxchg on the first entry of the list. 1033 */ 1034 1035 static inline struct llist_node *io_llist_cmpxchg(struct llist_head *head, 1036 struct llist_node *old, 1037 struct llist_node *new) > 1038 { 1039 return cmpxchg(&head->first, old, new); 1040 } 1041
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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