[PATCH] audit: add ppc64 mach support

[Tony Jones <tonyj@suse.de>]

Add support for ppc64le.   

$ uname -a
Linux cabernet 3.12.26-3-default #1 SMP Mon Aug 18 15:07:30 UTC 2014 (d318f3a) ppc64le ppc64le ppc64le GNU/Linux

Without this,  perf trace and auditctl fail.   There is no 32 bit (ppcle).

Signed-off-by: Tony Jones <tonyj@suse.de>
---

Index: trunk/lib/libaudit.c
===================================================================
--- trunk/lib/libaudit.c	(revision 1011)
+++ trunk/lib/libaudit.c	(working copy)
@@ -1195,6 +1195,11 @@
 				return -6;
 			break;
 #endif
+		case MACH_PPC64LE:
+			if (bits != __AUDIT_ARCH_64BIT)
+				return -6;
+			break;
+
 		case MACH_86_64: /* fallthrough */
 		case MACH_PPC64: /* fallthrough */
 		case MACH_S390X: /* fallthrough */
Index: trunk/lib/libaudit.h
===================================================================
--- trunk/lib/libaudit.h	(revision 1011)
+++ trunk/lib/libaudit.h	(working copy)
@@ -356,6 +356,9 @@
 #define AUDIT_ARCH_AARCH64	(EM_AARCH64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
 #endif
 
+#ifndef AUDIT_ARCH_PPC64LE
+#define AUDIT_ARCH_PPC64LE	(EM_PPC64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
+#endif
 
 //////////////////////////////////////////////////////
 // This is an external ABI. Any changes in here will
@@ -438,7 +441,8 @@
 	MACH_S390,
 	MACH_ALPHA,
 	MACH_ARM,
-	MACH_AARCH64
+	MACH_AARCH64,
+	MACH_PPC64LE
 } machine_t;
 
 /* These are the valid audit failure tunable enum values */
Index: trunk/lib/lookup_table.c
===================================================================
--- trunk/lib/lookup_table.c	(revision 1011)
+++ trunk/lib/lookup_table.c	(working copy)
@@ -70,6 +70,7 @@
     { MACH_86_64,   AUDIT_ARCH_X86_64 },
     { MACH_IA64,    AUDIT_ARCH_IA64   },
     { MACH_PPC64,   AUDIT_ARCH_PPC64  },
+    { MACH_PPC64LE, AUDIT_ARCH_PPC64LE},
     { MACH_PPC,     AUDIT_ARCH_PPC    },
     { MACH_S390X,   AUDIT_ARCH_S390X  },
     { MACH_S390,    AUDIT_ARCH_S390   },
@@ -123,6 +124,7 @@
 			found = ia64_syscall_s2i(sc, &res);
 			break;
 		case MACH_PPC64:
+		case MACH_PPC64LE:
 		case MACH_PPC:
 			found = ppc_syscall_s2i(sc, &res);
 			break;
@@ -169,6 +171,7 @@
 		case MACH_IA64:
 			return ia64_syscall_i2s(sc);
 		case MACH_PPC64:
+		case MACH_PPC64LE:
 		case MACH_PPC:
 			return ppc_syscall_i2s(sc);
 		case MACH_S390X:
Index: trunk/lib/machinetab.h
===================================================================
--- trunk/lib/machinetab.h	(revision 1011)
+++ trunk/lib/machinetab.h	(working copy)
@@ -27,6 +27,7 @@
 _S(MACH_86_64,   "x86_64" )
 _S(MACH_IA64,    "ia64"   )
 _S(MACH_PPC64,   "ppc64"  )
+_S(MACH_PPC64LE, "ppc64le")
 _S(MACH_PPC,     "ppc"    )
 _S(MACH_S390X,   "s390x"  )
 _S(MACH_S390,    "s390"   )