diff options
| author | AKASHI Takahiro <takahiro.akashi@linaro.org> | 2014-07-04 08:28:31 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2014-07-10 11:06:00 +0100 |
| commit | 5701ede884c2221e6ebbb54aec83dc433287bc50 (patch) | |
| tree | 79dfdf06ae0c33dd55a6a7f98fa881365c7260bf /arch/arm64/kernel/ptrace.c | |
| parent | f3e5c847ec3d12b4de7898662024ee25622b25d7 (diff) | |
arm64: audit: Add audit hook in syscall_trace_enter/exit()
This patch adds auditing functions on entry to or exit from
every system call invocation.
Acked-by: Richard Guy Briggs <rgb@redhat.com>
Acked-by Will Deacon <will.deacon@arm.com>
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kernel/ptrace.c')
| -rw-r--r-- | arch/arm64/kernel/ptrace.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index 9fde010c945f..70526cfda056 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -19,6 +19,7 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/audit.h> #include <linux/compat.h> #include <linux/kernel.h> #include <linux/sched.h> @@ -39,6 +40,7 @@ #include <asm/compat.h> #include <asm/debug-monitors.h> #include <asm/pgtable.h> +#include <asm/syscall.h> #include <asm/traps.h> #include <asm/system_misc.h> @@ -1113,11 +1115,16 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs) if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) trace_sys_enter(regs, regs->syscallno); + audit_syscall_entry(syscall_get_arch(), regs->syscallno, + regs->orig_x0, regs->regs[1], regs->regs[2], regs->regs[3]); + return regs->syscallno; } asmlinkage void syscall_trace_exit(struct pt_regs *regs) { + audit_syscall_exit(regs); + if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) trace_sys_exit(regs, regs_return_value(regs)); |