On Tue, 2024-07-23 at 05:11 -0400, Julian Sun wrote: > Hi, > > Recently, I saw a patch[1] on the ext4 mailing list regarding > the correction of a macro definition error. Jan mentioned > that "The bug in the macro is a really nasty trap...". > Because existing compilers are unable to detect > unused parameters in macro definitions. This inspired me > to write a script to check for unused parameters in > macro definitions and to run it. > checkpatch has a similar test: https://lkml.kernel.org/r/20240507032757.146386-3-21cnbao@xxxxxxxxx $ git log --format=email -1 b1be5844c1a0124a49a30a20a189d0a53aa10578