On Thu, Oct 31, 2024 at 07:14:53PM -0700, Andrew Morton wrote: > On Thu, 31 Oct 2024 18:39:20 -0700 Qingjie Xing <xqjcool@xxxxxxxxx> wrote: > > > Provide an extra function, proc_create_single_write_data() that > > act like its non-write version but also set a write method in > > the proc_dir_entry struct. Alse provide a macro > > proc_create_single_write to reduces the boilerplate code in the callers. > > > > Please fully describe the reason for making this change. > > Also, we are reluctant to add a new interface to Linux unless we add > new users of that interface at the same time. Yeah, /proc outside /proc/${pid} and /proc/sys should be pretty dead.