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Add CONFIG_AUDITSC and CONFIG_SECCOMP support for ppc32

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Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
David Woodhouse
2005-05-08 15:56:09 +01:00
parent 13e652800d
commit ea9c102cb0
6 changed files with 70 additions and 14 deletions
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40
arch/ppc/kernel/ptrace.c
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@@ -27,6 +27,9 @@
#include <linux/user.h>
#include <linux/security.h>
#include <linux/signal.h>
#include <linux/seccomp.h>
#include <linux/audit.h>
#include <linux/module.h>
#include <asm/uaccess.h>
#include <asm/page.h>
@@ -455,11 +458,10 @@ out:
return ret;
}
void do_syscall_trace(void)
static void do_syscall_trace(void)
{
if (!test_thread_flag(TIF_SYSCALL_TRACE)
|| !(current->ptrace & PT_PTRACED))
return;
/* the 0x80 provides a way for the tracing parent to distinguish
between a syscall stop and SIGTRAP delivery */
ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
? 0x80 : 0));
@@ -473,3 +475,33 @@ void do_syscall_trace(void)
current->exit_code = 0;
}
}
void do_syscall_trace_enter(struct pt_regs *regs)
{
if (test_thread_flag(TIF_SYSCALL_TRACE)
&& (current->ptrace & PT_PTRACED))
do_syscall_trace();
if (unlikely(current->audit_context))
audit_syscall_entry(current, AUDIT_ARCH_PPC,
regs->gpr[0],
regs->gpr[3], regs->gpr[4],
regs->gpr[5], regs->gpr[6]);
}
void do_syscall_trace_leave(struct pt_regs *regs)
{
secure_computing(regs->gpr[0]);
if (unlikely(current->audit_context))
audit_syscall_exit(current,
(regs->ccr&0x1000)?AUDITSC_FAILURE:AUDITSC_SUCCESS,
regs->result);
if ((test_thread_flag(TIF_SYSCALL_TRACE))
&& (current->ptrace & PT_PTRACED))
do_syscall_trace();
}
EXPORT_SYMBOL(do_syscall_trace_enter);
EXPORT_SYMBOL(do_syscall_trace_leave);