When compiling the kernel do not implicitly include filedesc.h from proc.h,

this was causing filedesc work to be very painful.
In order to make this work split out sigio definitions to thier own header
(sigio.h) which is included from proc.h for the time being.

sys/dev/raidframe/rf_freebsdkintf.c

@@ -149,6 +149,7 @@
 #include <sys/stat.h>
 #include <sys/ioccom.h>
 #include <sys/filio.h>
+#include <sys/filedesc.h>
 #include <sys/fcntl.h>
 #include <sys/systm.h>
 #include <sys/namei.h>

sys/kern/kern_acl.c

@@ -45,6 +45,7 @@
 #include <sys/mutex.h>
 #include <sys/namei.h>
 #include <sys/file.h>
+#include <sys/filedesc.h>
 #include <sys/proc.h>
 #include <sys/sysent.h>
 #include <sys/errno.h>

sys/kern/kern_event.c

@@ -35,6 +35,7 @@
 #include <sys/malloc.h> 
 #include <sys/unistd.h>
 #include <sys/file.h>
+#include <sys/filedesc.h>
 #include <sys/fcntl.h>
 #include <sys/selinfo.h>
 #include <sys/queue.h>

sys/kern/subr_acl_posix1e.c

@@ -45,6 +45,7 @@
 #include <sys/mutex.h>
 #include <sys/namei.h>
 #include <sys/file.h>
+#include <sys/filedesc.h>
 #include <sys/proc.h>
 #include <sys/sysent.h>
 #include <sys/errno.h>

sys/kern/sys_socket.c

@@ -39,8 +39,10 @@
 #include <sys/param.h>
 #include <sys/systm.h>
 #include <sys/file.h>
+#include <sys/filedesc.h>
 #include <sys/mac.h>
 #include <sys/protosw.h>
+#include <sys/sigio.h>
 #include <sys/socket.h>
 #include <sys/socketvar.h>
 #include <sys/filio.h>			/* XXX */

sys/kern/vfs_acl.c

@@ -45,6 +45,7 @@
 #include <sys/mutex.h>
 #include <sys/namei.h>
 #include <sys/file.h>
+#include <sys/filedesc.h>
 #include <sys/proc.h>
 #include <sys/sysent.h>
 #include <sys/errno.h>

sys/kern/vfs_mount.c

@@ -75,6 +75,7 @@
 #include <sys/mutex.h>
 #include <sys/namei.h>
 #include <sys/proc.h>
+#include <sys/filedesc.h>
 #include <sys/reboot.h>
 #include <sys/sysproto.h>
 #include <sys/sx.h>

sys/netsmb/smb_dev.c

@@ -40,6 +40,7 @@
 #include <sys/lock.h>
 #include <sys/malloc.h>
 #include <sys/file.h>		/* Must come after sys/malloc.h */
+#include <sys/filedesc.h>
 #include <sys/mbuf.h>
 #include <sys/poll.h>
 #include <sys/proc.h>

sys/sys/filedesc.h

@@ -104,32 +104,6 @@ struct filedesc0 {
  */
 #define OFILESIZE (sizeof(struct file *) + sizeof(char))
 
-/*
- * This structure holds the information needed to send a SIGIO or
- * a SIGURG signal to a process or process group when new data arrives
- * on a device or socket.  The structure is placed on an SLIST belonging
- * to the proc or pgrp so that the entire list may be revoked when the
- * process exits or the process group disappears.
- *
- * (c)	const
- * (pg)	locked by either the process or process group lock
- */
-struct sigio {
-	union {
-		struct	proc *siu_proc; /* (c)	process to receive SIGIO/SIGURG */
-		struct	pgrp *siu_pgrp; /* (c)	process group to receive ... */
-	} sio_u;
-	SLIST_ENTRY(sigio) sio_pgsigio;	/* (pg)	sigio's for process or group */
-	struct	sigio **sio_myref;	/* (c)	location of the pointer that holds
-					 * 	the reference to this structure */
-	struct	ucred *sio_ucred;	/* (c)	current credentials */
-	pid_t	sio_pgid;		/* (c)	pgid for signals */
-};
-#define	sio_proc	sio_u.siu_proc
-#define	sio_pgrp	sio_u.siu_pgrp
-
-SLIST_HEAD(sigiolst, sigio);
-
 #ifdef _KERNEL
 
 #define FILEDESC_LOCK_DESC	"filedesc structure"
@@ -154,10 +128,6 @@ struct	filedesc *fdinit(struct filedesc *fdp);
 struct	filedesc *fdshare(struct filedesc *fdp);
 void	ffree(struct file *fp);
 static __inline struct file *	fget_locked(struct filedesc *fdp, int fd);
-pid_t	fgetown(struct sigio **sigiop);
-int	fsetown(pid_t pgid, struct sigio **sigiop);
-void	funsetown(struct sigio **sigiop);
-void	funsetownlst(struct sigiolst *sigiolst);
 int	getvnode(struct filedesc *fdp, int fd, struct file **fpp);
 void	setugidsafety(struct thread *td);
 

sys/sys/proc.h

@@ -44,11 +44,16 @@
 
 #include <sys/callout.h>		/* For struct callout. */
 #include <sys/event.h>			/* For struct klist. */
+#ifndef _KERNEL
 #include <sys/filedesc.h>
+#endif
+#include <sys/_lock.h>
+#include <sys/_mutex.h>
 #include <sys/queue.h>
 #include <sys/priority.h>
 #include <sys/rtprio.h>			/* XXX */
 #include <sys/runq.h>
+#include <sys/sigio.h>
 #include <sys/signal.h>
 #include <sys/_label.h>
 #ifndef _KERNEL

sys/sys/sigio.h

@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)filedesc.h	8.1 (Berkeley) 6/2/93
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_SIGIO_H_
+#define _SYS_SIGIO_H_
+
+/*
+ * This structure holds the information needed to send a SIGIO or
+ * a SIGURG signal to a process or process group when new data arrives
+ * on a device or socket.  The structure is placed on an SLIST belonging
+ * to the proc or pgrp so that the entire list may be revoked when the
+ * process exits or the process group disappears.
+ *
+ * (c)	const
+ * (pg)	locked by either the process or process group lock
+ */
+struct sigio {
+	union {
+		struct	proc *siu_proc; /* (c)	process to receive SIGIO/SIGURG */
+		struct	pgrp *siu_pgrp; /* (c)	process group to receive ... */
+	} sio_u;
+	SLIST_ENTRY(sigio) sio_pgsigio;	/* (pg)	sigio's for process or group */
+	struct	sigio **sio_myref;	/* (c)	location of the pointer that holds
+					 * 	the reference to this structure */
+	struct	ucred *sio_ucred;	/* (c)	current credentials */
+	pid_t	sio_pgid;		/* (c)	pgid for signals */
+};
+#define	sio_proc	sio_u.siu_proc
+#define	sio_pgrp	sio_u.siu_pgrp
+
+SLIST_HEAD(sigiolst, sigio);
+
+pid_t	fgetown(struct sigio **sigiop);
+int	fsetown(pid_t pgid, struct sigio **sigiop);
+void	funsetown(struct sigio **sigiop);
+void	funsetownlst(struct sigiolst *sigiolst);
+
+#endif /* _SYS_SIGIO_H_ */

sys/ufs/ffs/ffs_alloc.c

@@ -54,6 +54,7 @@
 #include <sys/buf.h>
 #include <sys/conf.h>
 #include <sys/file.h>
+#include <sys/filedesc.h>
 #include <sys/proc.h>
 #include <sys/vnode.h>
 #include <sys/mount.h>