sysent: Regen for kexec_load()

lib/libsys/_libsys.h

@@ -32,6 +32,7 @@ struct itimerspec;
 struct itimerval;
 struct jail;
 struct kevent;
+struct kexec_segment;
 struct kld_file_stat;
 struct mac;
 struct module_stat;
@@ -470,6 +471,7 @@ typedef int (__sys_getgroups_t)(int, gid_t *);
 typedef int (__sys_setgroups_t)(int, const gid_t *);
 typedef int (__sys_jail_attach_jd_t)(int);
 typedef int (__sys_jail_remove_jd_t)(int);
+typedef int (__sys_kexec_load_t)(uint64_t, u_long, struct kexec_segment *, u_long);
 
 _Noreturn void __sys__exit(int rval);
 int __sys_fork(void);
@@ -876,6 +878,7 @@ int __sys_getgroups(int gidsetsize, gid_t * gidset);
 int __sys_setgroups(int gidsetsize, const gid_t * gidset);
 int __sys_jail_attach_jd(int fd);
 int __sys_jail_remove_jd(int fd);
+int __sys_kexec_load(uint64_t entry, u_long nseg, struct kexec_segment * segments, u_long flags);
 __END_DECLS
 
 #endif /* __LIBSYS_H_ */

lib/libsys/syscalls.map

@@ -817,4 +817,6 @@ FBSDprivate_1.0 {
 	__sys_jail_attach_jd;
 	_jail_remove_jd;
 	__sys_jail_remove_jd;
+	_kexec_load;
+	__sys_kexec_load;
 };

sys/compat/freebsd32/freebsd32_syscall.h

@@ -517,4 +517,4 @@
 #define	FREEBSD32_SYS_setgroups	596
 #define	FREEBSD32_SYS_jail_attach_jd	597
 #define	FREEBSD32_SYS_jail_remove_jd	598
-#define	FREEBSD32_SYS_MAXSYSCALL	599
+#define	FREEBSD32_SYS_MAXSYSCALL	600

sys/compat/freebsd32/freebsd32_syscalls.c

@@ -604,4 +604,5 @@ const char *freebsd32_syscallnames[] = {
 	"setgroups",			/* 596 = setgroups */
 	"jail_attach_jd",			/* 597 = jail_attach_jd */
 	"jail_remove_jd",			/* 598 = jail_remove_jd */
+	"#599",			/* 599 = kexec_load */
 };

sys/compat/freebsd32/freebsd32_sysent.c

@@ -666,4 +666,5 @@ struct sysent freebsd32_sysent[] = {
 	{ .sy_narg = AS(setgroups_args), .sy_call = (sy_call_t *)sys_setgroups, .sy_auevent = AUE_SETGROUPS, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 596 = setgroups */
 	{ .sy_narg = AS(jail_attach_jd_args), .sy_call = (sy_call_t *)sys_jail_attach_jd, .sy_auevent = AUE_JAIL_ATTACH, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 597 = jail_attach_jd */
 	{ .sy_narg = AS(jail_remove_jd_args), .sy_call = (sy_call_t *)sys_jail_remove_jd, .sy_auevent = AUE_JAIL_REMOVE, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 598 = jail_remove_jd */
+	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },	/* 599 = freebsd32_kexec_load */
 };

sys/kern/init_sysent.c

@@ -665,4 +665,5 @@ struct sysent sysent[] = {
 	{ .sy_narg = AS(setgroups_args), .sy_call = (sy_call_t *)sys_setgroups, .sy_auevent = AUE_SETGROUPS, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 596 = setgroups */
 	{ .sy_narg = AS(jail_attach_jd_args), .sy_call = (sy_call_t *)sys_jail_attach_jd, .sy_auevent = AUE_JAIL_ATTACH, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 597 = jail_attach_jd */
 	{ .sy_narg = AS(jail_remove_jd_args), .sy_call = (sy_call_t *)sys_jail_remove_jd, .sy_auevent = AUE_JAIL_REMOVE, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 598 = jail_remove_jd */
+	{ .sy_narg = AS(kexec_load_args), .sy_call = (sy_call_t *)sys_kexec_load, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 599 = kexec_load */
 };

sys/kern/syscalls.c

@@ -604,4 +604,5 @@ const char *syscallnames[] = {
 	"setgroups",			/* 596 = setgroups */
 	"jail_attach_jd",			/* 597 = jail_attach_jd */
 	"jail_remove_jd",			/* 598 = jail_remove_jd */
+	"kexec_load",			/* 599 = kexec_load */
 };

sys/kern/systrace_args.c

@@ -3514,6 +3514,16 @@ systrace_args(int sysnum, void *params, uint64_t *uarg, int *n_args)
 		*n_args = 1;
 		break;
 	}
+	/* kexec_load */
+	case 599: {
+		struct kexec_load_args *p = params;
+		uarg[a++] = p->entry; /* uint64_t */
+		uarg[a++] = p->nseg; /* u_long */
+		uarg[a++] = (intptr_t)p->segments; /* struct kexec_segment * */
+		uarg[a++] = p->flags; /* u_long */
+		*n_args = 4;
+		break;
+	}
 	default:
 		*n_args = 0;
 		break;
@@ -9401,6 +9411,25 @@ systrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 			break;
 		};
 		break;
+	/* kexec_load */
+	case 599:
+		switch (ndx) {
+		case 0:
+			p = "uint64_t";
+			break;
+		case 1:
+			p = "u_long";
+			break;
+		case 2:
+			p = "userland struct kexec_segment *";
+			break;
+		case 3:
+			p = "u_long";
+			break;
+		default:
+			break;
+		};
+		break;
 	default:
 		break;
 	};
@@ -11409,6 +11438,11 @@ systrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 		if (ndx == 0 || ndx == 1)
 			p = "int";
 		break;
+	/* kexec_load */
+	case 599:
+		if (ndx == 0 || ndx == 1)
+			p = "int";
+		break;
 	default:
 		break;
 	};

sys/sys/syscall.h

@@ -537,4 +537,5 @@
 #define	SYS_setgroups	596
 #define	SYS_jail_attach_jd	597
 #define	SYS_jail_remove_jd	598
-#define	SYS_MAXSYSCALL	599
+#define	SYS_kexec_load	599
+#define	SYS_MAXSYSCALL	600

sys/sys/syscall.mk

@@ -440,4 +440,5 @@ MIASM =  \
 	getgroups.o \
 	setgroups.o \
 	jail_attach_jd.o \
-	jail_remove_jd.o
+	jail_remove_jd.o \
+	kexec_load.o

sys/sys/sysproto.h

@@ -1907,6 +1907,12 @@ struct jail_attach_jd_args {
 struct jail_remove_jd_args {
 	char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
 };
+struct kexec_load_args {
+	char entry_l_[PADL_(uint64_t)]; uint64_t entry; char entry_r_[PADR_(uint64_t)];
+	char nseg_l_[PADL_(u_long)]; u_long nseg; char nseg_r_[PADR_(u_long)];
+	char segments_l_[PADL_(struct kexec_segment *)]; struct kexec_segment * segments; char segments_r_[PADR_(struct kexec_segment *)];
+	char flags_l_[PADL_(u_long)]; u_long flags; char flags_r_[PADR_(u_long)];
+};
 int	sys__exit(struct thread *, struct _exit_args *);
 int	sys_fork(struct thread *, struct fork_args *);
 int	sys_read(struct thread *, struct read_args *);
@@ -2313,6 +2319,7 @@ int	sys_getgroups(struct thread *, struct getgroups_args *);
 int	sys_setgroups(struct thread *, struct setgroups_args *);
 int	sys_jail_attach_jd(struct thread *, struct jail_attach_jd_args *);
 int	sys_jail_remove_jd(struct thread *, struct jail_remove_jd_args *);
+int	sys_kexec_load(struct thread *, struct kexec_load_args *);
 
 #ifdef COMPAT_43
 
@@ -3311,6 +3318,7 @@ int	freebsd14_setgroups(struct thread *, struct freebsd14_setgroups_args *);
 #define	SYS_AUE_setgroups	AUE_SETGROUPS
 #define	SYS_AUE_jail_attach_jd	AUE_JAIL_ATTACH
 #define	SYS_AUE_jail_remove_jd	AUE_JAIL_REMOVE
+#define	SYS_AUE_kexec_load	AUE_NULL
 
 #undef PAD_
 #undef PADL_