From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: [axboe-block:for-6.16/block 49/106] block/blk-mq-sched.c:444 blk_mq_sched_reg_debugfs() warn: iterator 'i' not incremented
Date: Fri, 9 May 2025 13:08:05 +0800 [thread overview]
Message-ID: <202505091356.PvNPIRRx-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Ming Lei <ming.lei@redhat.com>
CC: Jens Axboe <axboe@kernel.dk>
CC: Yu Kuai <yukuai3@huawei.com>
CC: Nilay Shroff <nilay@linux.ibm.com>
CC: Christoph Hellwig <hch@lst.de>
CC: Hannes Reinecke <hare@suse.de>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-6.16/block
head: 824afb9b04648ea11531fc9047923ec07e7a943d
commit: ed3896acdcf038888a80a02dd264099e35f76b47 [49/106] block: add two helpers for registering/un-registering sched debugfs
:::::: branch date: 14 hours ago
:::::: commit date: 3 days ago
config: i386-randconfig-141-20250508 (https://download.01.org/0day-ci/archive/20250509/202505091356.PvNPIRRx-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202505091356.PvNPIRRx-lkp@intel.com/
New smatch warnings:
block/blk-mq-sched.c:444 blk_mq_sched_reg_debugfs() warn: iterator 'i' not incremented
block/blk-mq-sched.c:455 blk_mq_sched_unreg_debugfs() warn: iterator 'i' not incremented
Old smatch warnings:
block/blk-mq-sched.c:406 blk_mq_sched_tags_teardown() warn: iterator 'i' not incremented
block/blk-mq-sched.c:494 blk_mq_init_sched() warn: iterator 'i' not incremented
block/blk-mq-sched.c:533 blk_mq_sched_free_rqs() warn: iterator 'i' not incremented
block/blk-mq-sched.c:550 blk_mq_exit_sched() warn: iterator 'i' not incremented
vim +/i +444 block/blk-mq-sched.c
d97e594c51660b John Garry 2021-05-13 436
ed3896acdcf038 Ming Lei 2025-05-05 437 static void blk_mq_sched_reg_debugfs(struct request_queue *q)
ed3896acdcf038 Ming Lei 2025-05-05 438 {
ed3896acdcf038 Ming Lei 2025-05-05 439 struct blk_mq_hw_ctx *hctx;
ed3896acdcf038 Ming Lei 2025-05-05 440 unsigned long i;
ed3896acdcf038 Ming Lei 2025-05-05 441
ed3896acdcf038 Ming Lei 2025-05-05 442 mutex_lock(&q->debugfs_mutex);
ed3896acdcf038 Ming Lei 2025-05-05 443 blk_mq_debugfs_register_sched(q);
ed3896acdcf038 Ming Lei 2025-05-05 @444 queue_for_each_hw_ctx(q, hctx, i)
ed3896acdcf038 Ming Lei 2025-05-05 445 blk_mq_debugfs_register_sched_hctx(q, hctx);
ed3896acdcf038 Ming Lei 2025-05-05 446 mutex_unlock(&q->debugfs_mutex);
ed3896acdcf038 Ming Lei 2025-05-05 447 }
ed3896acdcf038 Ming Lei 2025-05-05 448
ed3896acdcf038 Ming Lei 2025-05-05 449 static void blk_mq_sched_unreg_debugfs(struct request_queue *q)
ed3896acdcf038 Ming Lei 2025-05-05 450 {
ed3896acdcf038 Ming Lei 2025-05-05 451 struct blk_mq_hw_ctx *hctx;
ed3896acdcf038 Ming Lei 2025-05-05 452 unsigned long i;
ed3896acdcf038 Ming Lei 2025-05-05 453
ed3896acdcf038 Ming Lei 2025-05-05 454 mutex_lock(&q->debugfs_mutex);
ed3896acdcf038 Ming Lei 2025-05-05 @455 queue_for_each_hw_ctx(q, hctx, i)
ed3896acdcf038 Ming Lei 2025-05-05 456 blk_mq_debugfs_unregister_sched_hctx(hctx);
ed3896acdcf038 Ming Lei 2025-05-05 457 blk_mq_debugfs_unregister_sched(q);
ed3896acdcf038 Ming Lei 2025-05-05 458 mutex_unlock(&q->debugfs_mutex);
ed3896acdcf038 Ming Lei 2025-05-05 459 }
ed3896acdcf038 Ming Lei 2025-05-05 460
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-05-09 5:08 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202505091356.PvNPIRRx-lkp@intel.com \
--to=lkp@intel.com \
--cc=error27@gmail.com \
--cc=oe-kbuild@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.