From: kernel test robot <lkp@intel.com>
To: cros-kernel-buildreports@googlegroups.com
Cc: oe-kbuild-all@lists.linux.dev
Subject: [android-common:android16-6.12-2026-03 1/1] drivers/net/ethernet/intel/idpf/idpf_txrx.c:2173: warning: expecting prototype for idpf_tx_splitq_has_room(). Prototype was for idpf_txq_has_room() instead
Date: Tue, 16 Jun 2026 15:27:42 +0800 [thread overview]
Message-ID: <202606161516.ajedEUJv-lkp@intel.com> (raw)
Hi Joshua,
FYI, the error/warning still remains.
tree: https://android.googlesource.com/kernel/common android16-6.12-2026-03
head: 8348ff4d333b3eb995260fb6905eb19c08cb717a
commit: a7a7bff258e1f5aee2bb95ebbc12bbd6533dd1e7 [1/1] idpf: stop Tx if there are insufficient buffer resources
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20260616/202606161516.ajedEUJv-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260616/202606161516.ajedEUJv-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
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202606161516.ajedEUJv-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/net/ethernet/intel/idpf/idpf_txrx.c:2173: warning: expecting prototype for idpf_tx_splitq_has_room(). Prototype was for idpf_txq_has_room() instead
vim +2173 drivers/net/ethernet/intel/idpf/idpf_txrx.c
6818c4d5b3c2e9d Joshua Hay 2023-08-07 2162
a7a7bff258e1f5a Joshua Hay 2025-12-15 2163 /**
a7a7bff258e1f5a Joshua Hay 2025-12-15 2164 * idpf_tx_splitq_has_room - check if enough Tx splitq resources are available
a7a7bff258e1f5a Joshua Hay 2025-12-15 2165 * @tx_q: the queue to be checked
a7a7bff258e1f5a Joshua Hay 2025-12-15 2166 * @descs_needed: number of descriptors required for this packet
a7a7bff258e1f5a Joshua Hay 2025-12-15 2167 * @bufs_needed: number of Tx buffers required for this packet
a7a7bff258e1f5a Joshua Hay 2025-12-15 2168 *
a7a7bff258e1f5a Joshua Hay 2025-12-15 2169 * Return: 0 if no room available, 1 otherwise
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 2170 */
a7a7bff258e1f5a Joshua Hay 2025-12-15 2171 static int idpf_txq_has_room(struct idpf_tx_queue *tx_q, u32 descs_needed,
a7a7bff258e1f5a Joshua Hay 2025-12-15 2172 u32 bufs_needed)
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 @2173 {
a7a7bff258e1f5a Joshua Hay 2025-12-15 2174 if (IDPF_DESC_UNUSED(tx_q) < descs_needed ||
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 2175 IDPF_TX_COMPLQ_PENDING(tx_q->txq_grp) >
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 2176 IDPF_TX_COMPLQ_OVERFLOW_THRESH(tx_q->txq_grp->complq) ||
a7a7bff258e1f5a Joshua Hay 2025-12-15 2177 IDPF_TX_BUF_RSV_LOW(tx_q) ||
a7a7bff258e1f5a Joshua Hay 2025-12-15 2178 idpf_tx_splitq_get_free_bufs(tx_q->refillq) < bufs_needed)
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 2179 return 0;
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 2180 return 1;
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 2181 }
12e40d01d6d1aa9 Brian Vazquez 2025-05-01 2182
:::::: The code at line 2173 was first introduced by commit
:::::: 12e40d01d6d1aa9224200d6b9d9570d6aa68ef74 idpf: fix a race in txq wakeup
:::::: TO: Brian Vazquez <brianvv@google.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-06-16 7:27 UTC|newest]
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