From: Dan Carpenter <dan.carpenter@linaro.org>
To: oe-kbuild@lists.linux.dev,
"Christoph Böhmwalder" <christoph.boehmwalder@linbit.com>
Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev,
linux-block@vger.kernel.org
Subject: [linux-next:master 6465/7971] drivers/block/drbd/drbd_debugfs.c:336 drbd_get_peer_request_state() warn: bitwise AND condition is false here
Date: Sat, 21 Mar 2026 11:22:43 +0300 [thread overview]
Message-ID: <202603210529.IutAxKNP-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 785f0eb2f85decbe7c1ef9ae922931f0194ffc2e
commit: 945807e66a140e5ee0f919d04e15eadd4cc294be [6465/7971] drbd: remove BROKEN for DRBD
config: nios2-randconfig-r073-20260321 (https://download.01.org/0day-ci/archive/20260321/202603210529.IutAxKNP-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 10.5.0
smatch: v0.5.0-9004-gb810ac53
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 <dan.carpenter@linaro.org>
| Closes: https://lore.kernel.org/r/202603210529.IutAxKNP-lkp@intel.com/
smatch warnings:
drivers/block/drbd/drbd_debugfs.c:336 drbd_get_peer_request_state() warn: bitwise AND condition is false here
vim +336 drivers/block/drbd/drbd_debugfs.c
0c897516a4856d Christoph Böhmwalder 2025-12-16 329 static enum drbd_peer_request_state drbd_get_peer_request_state(struct drbd_peer_request *peer_req)
f418815f7adad4 Lars Ellenberg 2014-05-05 330 {
0c897516a4856d Christoph Böhmwalder 2025-12-16 331 unsigned long interval_flags = peer_req->i.flags;
0c897516a4856d Christoph Böhmwalder 2025-12-16 332
0c897516a4856d Christoph Böhmwalder 2025-12-16 333 if (interval_flags & INTERVAL_SUBMITTED)
0c897516a4856d Christoph Böhmwalder 2025-12-16 334 return PRS_SUBMITTED;
0c897516a4856d Christoph Böhmwalder 2025-12-16 335
0c897516a4856d Christoph Böhmwalder 2025-12-16 @336 if (interval_flags & INTERVAL_SENT)
This should be if (interval_flags & BIT(INTERVAL_SENT)) or
test_bit(INTERVAL_SENT, &interval_flags).
0c897516a4856d Christoph Böhmwalder 2025-12-16 337 return PRS_SENT;
0c897516a4856d Christoph Böhmwalder 2025-12-16 338
0c897516a4856d Christoph Böhmwalder 2025-12-16 339 return PRS_NEW;
0c897516a4856d Christoph Böhmwalder 2025-12-16 340 }
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: [linux-next:master 6465/7971] drivers/block/drbd/drbd_debugfs.c:336 drbd_get_peer_request_state() warn: bitwise AND condition is false here
Date: Sat, 21 Mar 2026 05:22:22 +0800 [thread overview]
Message-ID: <202603210529.IutAxKNP-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: "Christoph Böhmwalder" <christoph.boehmwalder@linbit.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 785f0eb2f85decbe7c1ef9ae922931f0194ffc2e
commit: 945807e66a140e5ee0f919d04e15eadd4cc294be [6465/7971] drbd: remove BROKEN for DRBD
:::::: branch date: 6 hours ago
:::::: commit date: 2 days ago
config: nios2-randconfig-r073-20260321 (https://download.01.org/0day-ci/archive/20260321/202603210529.IutAxKNP-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 10.5.0
smatch: v0.5.0-9004-gb810ac53
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/202603210529.IutAxKNP-lkp@intel.com/
smatch warnings:
drivers/block/drbd/drbd_debugfs.c:336 drbd_get_peer_request_state() warn: bitwise AND condition is false here
vim +336 drivers/block/drbd/drbd_debugfs.c
0c897516a4856d Christoph Böhmwalder 2025-12-16 328
0c897516a4856d Christoph Böhmwalder 2025-12-16 329 static enum drbd_peer_request_state drbd_get_peer_request_state(struct drbd_peer_request *peer_req)
f418815f7adad4 Lars Ellenberg 2014-05-05 330 {
0c897516a4856d Christoph Böhmwalder 2025-12-16 331 unsigned long interval_flags = peer_req->i.flags;
0c897516a4856d Christoph Böhmwalder 2025-12-16 332
0c897516a4856d Christoph Böhmwalder 2025-12-16 333 if (interval_flags & INTERVAL_SUBMITTED)
0c897516a4856d Christoph Böhmwalder 2025-12-16 334 return PRS_SUBMITTED;
0c897516a4856d Christoph Böhmwalder 2025-12-16 335
0c897516a4856d Christoph Böhmwalder 2025-12-16 @336 if (interval_flags & INTERVAL_SENT)
0c897516a4856d Christoph Böhmwalder 2025-12-16 337 return PRS_SENT;
0c897516a4856d Christoph Böhmwalder 2025-12-16 338
0c897516a4856d Christoph Böhmwalder 2025-12-16 339 return PRS_NEW;
0c897516a4856d Christoph Böhmwalder 2025-12-16 340 }
0c897516a4856d Christoph Böhmwalder 2025-12-16 341
:::::: The code at line 336 was first introduced by commit
:::::: 0c897516a4856d55c75cfdb2b02489b0fc50bdf8 drbd: rework support modules for DRBD 9 multi-peer monitoring
:::::: TO: Christoph Böhmwalder <christoph.boehmwalder@linbit.com>
:::::: CC: Christoph Böhmwalder <christoph.boehmwalder@linbit.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2026-03-21 8:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-20 21:22 kernel test robot [this message]
2026-03-21 8:22 ` [linux-next:master 6465/7971] drivers/block/drbd/drbd_debugfs.c:336 drbd_get_peer_request_state() warn: bitwise AND condition is false here Dan Carpenter
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