From: kernel test robot <lkp@intel.com>
To: Amery Hung <amery.hung@bytedance.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
Martin KaFai Lau <martin.lau@kernel.org>
Subject: net/sched/bpf_qdisc.c:224:18: sparse: sparse: symbol 'bpf_qdisc_init_prologue' was not declared. Should it be static?
Date: Thu, 14 May 2026 09:38:05 +0800 [thread overview]
Message-ID: <202605140924.F1UhDGzd-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e1914add2799225a87502051415fc5c32aeb02ae
commit: 7a2dafda950b78611dc441c83d105dfdc7082681 bpf: net_sched: Add a qdisc watchdog timer
date: 1 year, 1 month ago
config: arc-randconfig-r122-20260513 (https://download.01.org/0day-ci/archive/20260514/202605140924.F1UhDGzd-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 13.4.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260514/202605140924.F1UhDGzd-lkp@intel.com/reproduce)
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
| Fixes: 7a2dafda950b ("bpf: net_sched: Add a qdisc watchdog timer")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605140924.F1UhDGzd-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> net/sched/bpf_qdisc.c:224:18: sparse: sparse: symbol 'bpf_qdisc_init_prologue' was not declared. Should it be static?
>> net/sched/bpf_qdisc.c:234:18: sparse: sparse: symbol 'bpf_qdisc_reset_destroy_epilogue' was not declared. Should it be static?
vim +/bpf_qdisc_init_prologue +224 net/sched/bpf_qdisc.c
222
223 /* bpf_qdisc_init_prologue - Hidden kfunc called in prologue of .init. */
> 224 __bpf_kfunc void bpf_qdisc_init_prologue(struct Qdisc *sch)
225 {
226 struct bpf_sched_data *q = qdisc_priv(sch);
227
228 qdisc_watchdog_init(&q->watchdog, sch);
229 }
230
231 /* bpf_qdisc_reset_destroy_epilogue - Hidden kfunc called in epilogue of .reset
232 * and .destroy
233 */
> 234 __bpf_kfunc void bpf_qdisc_reset_destroy_epilogue(struct Qdisc *sch)
235 {
236 struct bpf_sched_data *q = qdisc_priv(sch);
237
238 qdisc_watchdog_cancel(&q->watchdog);
239 }
240
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-05-14 1:39 UTC|newest]
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