Add str_true_false()/str_false_true() helper to "true" or "false" string literal. And we found more than 10 cases currently exist in the tree. So these helpers can be used for these cases. Patch 1: Introduce the str_true_false()/str_false_true() helper Patch 2: Use case for str_true_false. Patch 3: Use case for str_false_true. v3: - Add use cases for these new helpers. v2: https://lore.kernel.org/all/2024082407-shortlist-ultimate-2102@gregkh/T/#m0222c320c5395252b3f26f57d99b05509a58b74e - Squash into a single patch as Andy Shevchenko' suggesstion. v1: https://lore.kernel.org/all/1deb2bc4-0cd1-41a0-9434-65c02eef77ed@xxxxxxxxxx/T/ Hongbo Li (3): lib/string_choices: Add str_true_false()/str_false_true() helper mm: make use of str_true_false helper nfs make use of str_false_true helper fs/nfs/nfs4xdr.c | 11 +++++------ include/linux/string_choices.h | 6 ++++++ mm/memory-tiers.c | 3 +-- 3 files changed, 12 insertions(+), 8 deletions(-) -- 2.34.1