From d559d18183b3cfbce5744c4b37ffcd5f652dcbd4 Mon Sep 17 00:00:00 2001
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Sat, 18 Nov 2006 13:00:59 +0000
Subject: [PATCH] Add debuging printfs to syscalls that do not contain it yet.
 In sethostname do not print the hostname because it would require to copyin
 the string. Sethostname is not very frequently used.

Submitted by:	rdivacky
---
 sys/compat/linux/linux_misc.c | 36 +++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/sys/compat/linux/linux_misc.c b/sys/compat/linux/linux_misc.c
index 4db783dceae..7fe05400e66 100644
--- a/sys/compat/linux/linux_misc.c
+++ b/sys/compat/linux/linux_misc.c
@@ -1378,6 +1378,11 @@ linux_getpid(struct thread *td, struct linux_getpid_args *args)
    	struct linux_emuldata *em;
 	char osrel[LINUX_MAX_UTSNAME];
 
+#ifdef DEBUG
+	if (ldebug(getpid))
+		printf(ARGS(getpid, ""));
+#endif
+
 	linux_get_osrelease(td, osrel);
 	if (strlen(osrel) >= 3 && osrel[2] == '6') {
    	   	em = em_find(td->td_proc, EMUL_UNLOCKED);
@@ -1411,6 +1416,11 @@ linux_getppid(struct thread *td, struct linux_getppid_args *args)
 	struct proc *p, *pp;
 	char osrel[LINUX_MAX_UTSNAME];
 
+#ifdef DEBUG
+	if (ldebug(getppid))
+		printf(ARGS(getppid, ""));
+#endif
+
 	linux_get_osrelease(td, osrel);
 	if (strlen(osrel) >= 3 && osrel[2] != '6') {
 	   	PROC_LOCK(td->td_proc);
@@ -1456,6 +1466,11 @@ int
 linux_getgid(struct thread *td, struct linux_getgid_args *args)
 {
 
+#ifdef DEBUG
+	if (ldebug(getgid))
+		printf(ARGS(getgid, ""));
+#endif
+
 	td->td_retval[0] = td->td_ucred->cr_rgid;
 	return (0);
 }
@@ -1464,6 +1479,11 @@ int
 linux_getuid(struct thread *td, struct linux_getuid_args *args)
 {
 
+#ifdef DEBUG
+	if (ldebug(getuid))
+		printf(ARGS(getuid, ""));
+#endif
+
 	td->td_retval[0] = td->td_ucred->cr_ruid;
 	return (0);
 }
@@ -1473,6 +1493,12 @@ int
 linux_getsid(struct thread *td, struct linux_getsid_args *args)
 {
 	struct getsid_args bsd;
+
+#ifdef DEBUG
+	if (ldebug(getsid))
+		printf(ARGS(getsid, "%i"), args->pid);
+#endif
+
 	bsd.pid = args->pid;
 	return getsid(td, &bsd);
 }
@@ -1490,6 +1516,11 @@ linux_getpriority(struct thread *td, struct linux_getpriority_args *args)
 	struct getpriority_args	bsd_args;
 	int error;
 
+#ifdef DEBUG
+	if (ldebug(getpriority))
+		printf(ARGS(getpriority, "%i, %i"), args->which, args->who);
+#endif
+
 	bsd_args.which = args->which;
 	bsd_args.who = args->who;
 	error = getpriority(td, &bsd_args);
@@ -1502,6 +1533,11 @@ linux_sethostname(struct thread *td, struct linux_sethostname_args *args)
 {
 	int name[2];
 
+#ifdef DEBUG
+	if (ldebug(sethostname))
+		printf(ARGS(sethostname, "*, %i"), args->len);
+#endif
+
 	name[0] = CTL_KERN;
 	name[1] = KERN_HOSTNAME;
 	return (userland_sysctl(td, name, 2, 0, 0, 0, args->hostname,