On Tue, 2022-11-22 at 03:51 +0000, Matthew Wilcox wrote: > On Sun, Nov 20, 2022 at 03:59:57PM -0500, Jeff Layton wrote: > > Move the file locking definitions to a new header file, and add the > > appropriate #include directives to the source files that need them. By > > doing this we trim down fs.h a bit and limit the amount of rebuilding > > that has to be done when we make changes to the file locking APIs. > > I'm in favour of this in general, but I think there's a few implicit > includes. Can you create a test.c that only #include > <linnux/filelock.h> and see if there's anything missing? > > > + wait_queue_head_t fl_wait; > > + struct file *fl_file; > > These two seem undefined at this point. > > > + struct fasync_struct * fl_fasync; /* for lease break notifications */ > > Likewise. > Yeah, there is quite a bit missing. I think I'll have to add this at the head of filelock.h: #include <linux/fs.h> ...as we need several definitions from fs.h for this header. -- Jeff Layton <jlayton@xxxxxxxxxx>