From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: [hch-misc:iomap-read-submit-bio 2/3] fs/iomap/bio.c:87 iomap_bio_submit_read_endio() warn: bitwise AND condition is false here
Date: Wed, 24 Jun 2026 11:05:56 +0800 [thread overview]
Message-ID: <202606241035.5HSfVWfm-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Christoph Hellwig <hch@lst.de>
tree: git://git.infradead.org/users/hch/misc.git iomap-read-submit-bio
head: ab994a4e103a93169f4765bda3aec003e085e8f5
commit: 06936fbbb2a3169efb61903db1f63db815ac334e [2/3] iomap: consolidate bio submission
:::::: branch date: 20 hours ago
:::::: commit date: 20 hours ago
config: xtensa-randconfig-r073-20260624 (https://download.01.org/0day-ci/archive/20260624/202606241035.5HSfVWfm-lkp@intel.com/config)
compiler: xtensa-linux-gcc (GCC) 9.5.0
smatch: v0.5.0-9185-gbcc58b9c
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/202606241035.5HSfVWfm-lkp@intel.com/
New smatch warnings:
fs/iomap/bio.c:87 iomap_bio_submit_read_endio() warn: bitwise AND condition is false here
Old smatch warnings:
fs/iomap/internal.h:15 iomap_max_bio_size() warn: bitwise AND condition is false here
fs/iomap/bio.c:177 iomap_bio_read_folio_range_sync() warn: bitwise AND condition is false here
fs/iomap/bio.c:180 iomap_bio_read_folio_range_sync() warn: bitwise AND condition is false here
vim +87 fs/iomap/bio.c
f621324dfb3d67 Darrick J. Wong 2026-03-23 80
06936fbbb2a316 Christoph Hellwig 2026-06-23 81 void iomap_bio_submit_read_endio(const struct iomap_iter *iter,
06936fbbb2a316 Christoph Hellwig 2026-06-23 82 struct iomap_read_folio_ctx *ctx, bio_end_io_t end_io)
c2b1adc4624573 Christoph Hellwig 2025-09-25 83 {
c2b1adc4624573 Christoph Hellwig 2025-09-25 84 struct bio *bio = ctx->read_ctx;
c2b1adc4624573 Christoph Hellwig 2025-09-25 85
06936fbbb2a316 Christoph Hellwig 2026-06-23 86 bio->bi_end_io = end_io;
0b10a370529cbd Christoph Hellwig 2026-02-23 @87 if (iter->iomap.flags & IOMAP_F_INTEGRITY)
0b10a370529cbd Christoph Hellwig 2026-02-23 88 fs_bio_integrity_alloc(bio);
c2b1adc4624573 Christoph Hellwig 2025-09-25 89 submit_bio(bio);
c2b1adc4624573 Christoph Hellwig 2025-09-25 90 }
06936fbbb2a316 Christoph Hellwig 2026-06-23 91 EXPORT_SYMBOL_GPL(iomap_bio_submit_read_endio);
06936fbbb2a316 Christoph Hellwig 2026-06-23 92
:::::: The code at line 87 was first introduced by commit
:::::: 0b10a370529cbd7b918c1eef43d409e43d9e0b78 iomap: support T10 protection information
:::::: TO: Christoph Hellwig <hch@lst.de>
:::::: CC: Christian Brauner <brauner@kernel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-06-24 3:06 UTC|newest]
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