Hi Yizhen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: c78205e40443cde6028b0539f30a00fda4167edd commit: 33800c2820ab85fe02800e33f6b3287130278bdf [18689/30000] ub: ubcore add data plane ops api. config: arm64-randconfig-003-20241029 (https://download.01.org/0day-ci/archive/20241101/202411010813.TGMdTWRa-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241101/202411010813.TGMdTWRa-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411010813.TGMdTWRa-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

drivers/ub/urma/ubcore/ubcore_dp.c:26:5: warning: no previous prototype for 'ubcore_post_jetty_send_wr' [-Wmissing-prototypes] 26 | int ubcore_post_jetty_send_wr(struct ubcore_jetty *jetty, const struct ubcore_jfs_wr *wr, | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_dp.c:42:5: warning: no previous prototype for 'ubcore_post_jetty_recv_wr' [-Wmissing-prototypes] 42 | int ubcore_post_jetty_recv_wr(struct ubcore_jetty *jetty, const struct ubcore_jfr_wr *wr, | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_dp.c:58:5: warning: no previous prototype for 'ubcore_post_jfs_wr' [-Wmissing-prototypes] 58 | int ubcore_post_jfs_wr(struct ubcore_jfs *jfs, const struct ubcore_jfs_wr *wr, | ^~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_dp.c:74:5: warning: no previous prototype for 'ubcore_post_jfr_wr' [-Wmissing-prototypes] 74 | int ubcore_post_jfr_wr(struct ubcore_jfr *jfr, const struct ubcore_jfr_wr *wr, | ^~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_dp.c:90:5: warning: no previous prototype for 'ubcore_poll_jfc' [-Wmissing-prototypes] 90 | int ubcore_poll_jfc(struct ubcore_jfc *jfc, int cr_cnt, struct ubcore_cr *cr) | ^~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_dp.c:105:5: warning: no previous prototype for 'ubcore_rearm_jfc' [-Wmissing-prototypes] 105 | int ubcore_rearm_jfc(struct ubcore_jfc *jfc, bool solicited_only) | ^~~~~~~~~~~~~~~~

vim +/ubcore_post_jetty_send_wr +26 drivers/ub/urma/ubcore/ubcore_dp.c 25

26 int ubcore_post_jetty_send_wr(struct ubcore_jetty *jetty, const struct ubcore_jfs_wr *wr, 27 struct ubcore_jfs_wr **bad_wr) 28 { 29 struct ubcore_ops *dev_ops; 30 31 if (jetty == NULL || jetty->ub_dev == NULL || jetty->ub_dev->ops == NULL || 32 jetty->ub_dev->ops->post_jetty_send_wr == NULL || wr == NULL || bad_wr == NULL) { 33 ubcore_log_err("Invalid parameter"); 34 return -EINVAL; 35 } 36 37 dev_ops = jetty->ub_dev->ops; 38 return dev_ops->post_jetty_send_wr(jetty, wr, bad_wr); 39 } 40 EXPORT_SYMBOL(ubcore_post_jetty_send_wr); 41 42 int ubcore_post_jetty_recv_wr(struct ubcore_jetty *jetty, const struct ubcore_jfr_wr *wr, 43 struct ubcore_jfr_wr **bad_wr) 44 { 45 struct ubcore_ops *dev_ops; 46 47 if (jetty == NULL || jetty->ub_dev == NULL || jetty->ub_dev->ops == NULL || 48 jetty->ub_dev->ops->post_jetty_recv_wr == NULL || wr == NULL || bad_wr == NULL) { 49 ubcore_log_err("Invalid parameter"); 50 return -EINVAL; 51 } 52 53 dev_ops = jetty->ub_dev->ops; 54 return dev_ops->post_jetty_recv_wr(jetty, wr, bad_wr); 55 } 56 EXPORT_SYMBOL(ubcore_post_jetty_recv_wr); 57 58 int ubcore_post_jfs_wr(struct ubcore_jfs *jfs, const struct ubcore_jfs_wr *wr, 59 struct ubcore_jfs_wr **bad_wr) 60 { 61 struct ubcore_ops *dev_ops; 62 63 if (jfs == NULL || jfs->ub_dev == NULL || jfs->ub_dev->ops == NULL || 64 jfs->ub_dev->ops->post_jfs_wr == NULL || wr == NULL || bad_wr == NULL) { 65 ubcore_log_err("Invalid parameter"); 66 return -EINVAL; 67 } 68 69 dev_ops = jfs->ub_dev->ops; 70 return dev_ops->post_jfs_wr(jfs, wr, bad_wr); 71 } 72 EXPORT_SYMBOL(ubcore_post_jfs_wr); 73 74 int ubcore_post_jfr_wr(struct ubcore_jfr *jfr, const struct ubcore_jfr_wr *wr, 75 struct ubcore_jfr_wr **bad_wr) 76 { 77 struct ubcore_ops *dev_ops; 78 79 if (jfr == NULL || jfr->ub_dev == NULL || jfr->ub_dev->ops == NULL || 80 jfr->ub_dev->ops->post_jfr_wr == NULL || wr == NULL || bad_wr == NULL) { 81 ubcore_log_err("Invalid parameter"); 82 return -EINVAL; 83 } 84 85 dev_ops = jfr->ub_dev->ops; 86 return dev_ops->post_jfr_wr(jfr, wr, bad_wr); 87 } 88 EXPORT_SYMBOL(ubcore_post_jfr_wr); 89 90 int ubcore_poll_jfc(struct ubcore_jfc *jfc, int cr_cnt, struct ubcore_cr *cr) 91 { 92 struct ubcore_ops *dev_ops; 93 94 if (jfc == NULL || jfc->ub_dev == NULL || jfc->ub_dev->ops == NULL || 95 jfc->ub_dev->ops->poll_jfc == NULL || cr == NULL) { 96 ubcore_log_err("Invalid parameter"); 97 return -EINVAL; 98 } 99 100 dev_ops = jfc->ub_dev->ops; 101 return dev_ops->poll_jfc(jfc, cr_cnt, cr); 102 } 103 EXPORT_SYMBOL(ubcore_poll_jfc); 104

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