fs/bcachefs/btree_gc.c:1443:12-13: WARNING opportunity for min()

[kernel test robot <lkp@intel.com>]

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Kent Overstreet <kmo@daterainc.com>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   bee0e7762ad2c6025b9f5245c040fcc36ef2bde8
commit: 326568f18cb57ed95a420361da9a64330e122cda bcachefs: Convert bch2_gc_done() for_each_btree_key2()
date:   6 weeks ago
:::::: branch date: 15 hours ago
:::::: commit date: 6 weeks ago
config: x86_64-randconfig-104-20231204 (https://download.01.org/0day-ci/archive/20231205/202312052013.Vxgm6EkD-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce: (https://download.01.org/0day-ci/archive/20231205/202312052013.Vxgm6EkD-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>
| Reported-by: Julia Lawall <julia.lawall@inria.fr>
| Closes: https://lore.kernel.org/r/202312052013.Vxgm6EkD-lkp@intel.com/

cocci warnings: (new ones prefixed by >>)
>> fs/bcachefs/btree_gc.c:1443:12-13: WARNING opportunity for min()

vim +1443 fs/bcachefs/btree_gc.c

ec061b215d63b5 Kent Overstreet 2021-12-25  1416  
78c8fe20be12d0 Kent Overstreet 2022-02-19  1417  static int bch2_gc_alloc_done(struct bch_fs *c, bool metadata_only)
ec061b215d63b5 Kent Overstreet 2021-12-25  1418  {
ec061b215d63b5 Kent Overstreet 2021-12-25  1419  	struct btree_trans trans;
ec061b215d63b5 Kent Overstreet 2021-12-25  1420  	struct btree_iter iter;
ec061b215d63b5 Kent Overstreet 2021-12-25  1421  	struct bkey_s_c k;
ec061b215d63b5 Kent Overstreet 2021-12-25  1422  	struct bch_dev *ca;
ec061b215d63b5 Kent Overstreet 2021-12-25  1423  	unsigned i;
ec061b215d63b5 Kent Overstreet 2021-12-25  1424  	int ret = 0;
ec061b215d63b5 Kent Overstreet 2021-12-25  1425  
ec061b215d63b5 Kent Overstreet 2021-12-25  1426  	bch2_trans_init(&trans, c, 0, 0);
ec061b215d63b5 Kent Overstreet 2021-12-25  1427  
ec061b215d63b5 Kent Overstreet 2021-12-25  1428  	for_each_member_device(ca, c, i) {
326568f18cb57e Kent Overstreet 2022-07-17  1429  		ret = for_each_btree_key_commit(&trans, iter, BTREE_ID_alloc,
ec061b215d63b5 Kent Overstreet 2021-12-25  1430  				POS(ca->dev_idx, ca->mi.first_bucket),
326568f18cb57e Kent Overstreet 2022-07-17  1431  				BTREE_ITER_SLOTS|BTREE_ITER_PREFETCH, k,
326568f18cb57e Kent Overstreet 2022-07-17  1432  				NULL, NULL, BTREE_INSERT_LAZY_RW,
326568f18cb57e Kent Overstreet 2022-07-17  1433  			bch2_alloc_write_key(&trans, &iter, k, metadata_only));
ec061b215d63b5 Kent Overstreet 2021-12-25  1434  
326568f18cb57e Kent Overstreet 2022-07-17  1435  		if (ret < 0) {
ec061b215d63b5 Kent Overstreet 2021-12-25  1436  			bch_err(c, "error writing alloc info: %i", ret);
ec061b215d63b5 Kent Overstreet 2021-12-25  1437  			percpu_ref_put(&ca->ref);
ec061b215d63b5 Kent Overstreet 2021-12-25  1438  			break;
ec061b215d63b5 Kent Overstreet 2021-12-25  1439  		}
28062d320bded2 Kent Overstreet 2019-02-20  1440  	}
9ca53b55f74157 Kent Overstreet 2018-07-23  1441  
ec061b215d63b5 Kent Overstreet 2021-12-25  1442  	bch2_trans_exit(&trans);
326568f18cb57e Kent Overstreet 2022-07-17 @1443  	return ret < 0 ? ret : 0;
ec061b215d63b5 Kent Overstreet 2021-12-25  1444  }
ec061b215d63b5 Kent Overstreet 2021-12-25  1445  

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