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authorLinus Torvalds <torvalds@linux-foundation.org>2013-11-11 18:15:25 +0900
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-11 18:15:25 +0900
commit78d4a42069b4815040a857a4e9bb0e4fb0aa1dc8 (patch)
treeec7d095a3ad7aa78933d970b16ba55c667fb4b63 /arch/parisc/kernel/audit.c
parentf9efbce6334844c7f8b9b9459f6d7a6fbc2928e0 (diff)
parentdce0ce46ca9a676e4d9b36432fea77330a0e901d (diff)
Merge branch 'parisc-3.13' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc update from Helge Deller: - a bugfix for sticon (parisc text console driver) to not crash the 64bit kernel on machines with more than 4GB RAM - added kernel audit support - made udelay() implementation SMP-safe - "make install" now does not depend on vmlinux - added defconfigs for 32- and 64-kernels * 'parisc-3.13' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: add generic 32- and 64-bit defconfigs parisc: sticon - unbreak on 64bit kernel parisc: signal fixup - SIGBUS vs. SIGSEGV parisc: implement full version of access_ok() parisc: correctly display number of active CPUs parisc: do not count IPI calls twice parisc: make udelay() SMP-safe parisc: remove duplicate define parisc: make "make install" not depend on vmlinux parisc: add kernel audit feature parisc: provide macro to create exception table entries
Diffstat (limited to 'arch/parisc/kernel/audit.c')
-rw-r--r--arch/parisc/kernel/audit.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/arch/parisc/kernel/audit.c b/arch/parisc/kernel/audit.c
new file mode 100644
index 000000000000..eb64a6148c82
--- /dev/null
+++ b/arch/parisc/kernel/audit.c
@@ -0,0 +1,81 @@
+#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 read_class[] = {
+#include <asm-generic/audit_read.h>
+~0U
+};
+
+static unsigned write_class[] = {
+#include <asm-generic/audit_write.h>
+~0U
+};
+
+static unsigned chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
+int audit_classify_arch(int arch)
+{
+#ifdef CONFIG_COMPAT
+ if (arch == AUDIT_ARCH_PARISC)
+ return 1;
+#endif
+ return 0;
+}
+
+int audit_classify_syscall(int abi, unsigned syscall)
+{
+#ifdef CONFIG_COMPAT
+ extern int parisc32_classify_syscall(unsigned);
+ if (abi == AUDIT_ARCH_PARISC)
+ return parisc32_classify_syscall(syscall);
+#endif
+ switch (syscall) {
+ case __NR_open:
+ return 2;
+ case __NR_openat:
+ return 3;
+ case __NR_execve:
+ return 5;
+ default:
+ return 0;
+ }
+}
+
+static int __init audit_classes_init(void)
+{
+#ifdef CONFIG_COMPAT
+ extern __u32 parisc32_dir_class[];
+ extern __u32 parisc32_write_class[];
+ extern __u32 parisc32_read_class[];
+ extern __u32 parisc32_chattr_class[];
+ extern __u32 parisc32_signal_class[];
+ audit_register_class(AUDIT_CLASS_WRITE_32, parisc32_write_class);
+ audit_register_class(AUDIT_CLASS_READ_32, parisc32_read_class);
+ audit_register_class(AUDIT_CLASS_DIR_WRITE_32, parisc32_dir_class);
+ audit_register_class(AUDIT_CLASS_CHATTR_32, parisc32_chattr_class);
+ audit_register_class(AUDIT_CLASS_SIGNAL_32, parisc32_signal_class);
+#endif
+ audit_register_class(AUDIT_CLASS_WRITE, write_class);
+ audit_register_class(AUDIT_CLASS_READ, read_class);
+ audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
+ audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+ audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
+ return 0;
+}
+
+__initcall(audit_classes_init);