[PATCH] syscall classes hookup for ppc and s390

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

6 files changed, 87 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 956c2e5564b..7d32ad0194a 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -70,6 +70,8 @@ obj-$(CONFIG_PCI)		+= $(pci64-y) $(pci32-y)
 kexec-$(CONFIG_PPC64)		:= machine_kexec_64.o
 kexec-$(CONFIG_PPC32)		:= machine_kexec_32.o
 obj-$(CONFIG_KEXEC)		+= machine_kexec.o crash.o $(kexec-y)
+obj-$(CONFIG_AUDIT)		+= audit.o
+obj64-$(CONFIG_AUDIT)		+= compat_audit.o
 
 ifeq ($(CONFIG_PPC_ISERIES),y)
 $(obj)/head_64.o: $(obj)/lparmap.s
diff --git a/arch/powerpc/kernel/audit.c b/arch/powerpc/kernel/audit.c
new file mode 100644
index 00000000000..caf085a1923
--- /dev/null
+++ b/arch/powerpc/kernel/audit.c
@@ -0,0 +1,29 @@
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/audit.h>
+#include <asm/unistd.h>
+
+static unsigned dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+static unsigned chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+static int __init audit_classes_init(void)
+{
+#ifdef CONFIG_PPC64
+	extern __u32 ppc32_dir_class[];
+	extern __u32 ppc32_chattr_class[];
+	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ppc32_dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR_32, ppc32_chattr_class);
+#endif
+	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	return 0;
+}
+
+__initcall(audit_classes_init);
diff --git a/arch/powerpc/kernel/compat_audit.c b/arch/powerpc/kernel/compat_audit.c
new file mode 100644
index 00000000000..dbbb8b81f1d
--- /dev/null
+++ b/arch/powerpc/kernel/compat_audit.c
@@ -0,0 +1,12 @@
+#undef __powerpc64__
+#include <asm/unistd.h>
+
+unsigned ppc32_dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+unsigned ppc32_chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 86601a94570..9a33ed6ca69 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -16,9 +16,11 @@ extra-y				+= head.o init_task.o vmlinux.lds
 obj-$(CONFIG_MODULES)		+= s390_ksyms.o module.o
 obj-$(CONFIG_SMP)		+= smp.o
 
+obj-$(CONFIG_AUDIT)		+= audit.o
+compat-obj-$(CONFIG_AUDIT)	+= compat_audit.o
 obj-$(CONFIG_COMPAT)		+= compat_linux.o compat_signal.o \
 					compat_wrapper.o compat_exec_domain.o \
-					binfmt_elf32.o
+					binfmt_elf32.o $(compat-obj-y)
 
 obj-$(CONFIG_VIRT_TIMER)	+= vtime.o
 obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
diff --git a/arch/s390/kernel/audit.c b/arch/s390/kernel/audit.c
new file mode 100644
index 00000000000..c26cd6cb231
--- /dev/null
+++ b/arch/s390/kernel/audit.c
@@ -0,0 +1,29 @@
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/audit.h>
+#include <asm/unistd.h>
+
+static unsigned dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+static unsigned chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+static int __init audit_classes_init(void)
+{
+#ifdef CONFIG_COMPAT
+	extern __u32 s390_dir_class[];
+	extern __u32 s390_chattr_class[];
+	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, s390_dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR_32, s390_chattr_class);
+#endif
+	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	return 0;
+}
+
+__initcall(audit_classes_init);
diff --git a/arch/s390/kernel/compat_audit.c b/arch/s390/kernel/compat_audit.c
new file mode 100644
index 00000000000..1a7d34fecf6
--- /dev/null
+++ b/arch/s390/kernel/compat_audit.c
@@ -0,0 +1,12 @@
+#undef __s390x__
+#include <asm/unistd.h>
+
+unsigned s390_dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+unsigned s390_chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};