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| author | Paul Mundt <lethal@linux-sh.org> | 2007-11-28 19:58:11 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2008-01-28 13:18:58 +0900 |
| commit | 4b27c47cf8eddb4153a026e89c7b092598c98b12 (patch) | |
| tree | 5142d1c0bbfe289ee757dfc147bb6394244c4d67 /arch/sh/kernel/ptrace_64.c | |
| parent | c019fd8839503a91c556ae68d773e3bbb9b476e1 (diff) | |
| download | lwn-4b27c47cf8eddb4153a026e89c7b092598c98b12.tar.gz lwn-4b27c47cf8eddb4153a026e89c7b092598c98b12.zip | |
sh: syscall auditing for sh5, too.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/ptrace_64.c')
| -rw-r--r-- | arch/sh/kernel/ptrace_64.c | 38 |
1 files changed, 24 insertions, 14 deletions
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c index e9cc6ebd2cea..f6fbdfa6876d 100644 --- a/arch/sh/kernel/ptrace_64.c +++ b/arch/sh/kernel/ptrace_64.c @@ -1,12 +1,8 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/ptrace.c + * arch/sh/kernel/ptrace_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt + * Copyright (C) 2003 - 2007 Paul Mundt * * Started from SH3/4 version: * SuperH version: Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka @@ -15,8 +11,10 @@ * By Ross Biro 1/23/92 * edited by Linus Torvalds * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/kernel.h> #include <linux/rwsem.h> #include <linux/sched.h> @@ -28,7 +26,7 @@ #include <linux/user.h> #include <linux/signal.h> #include <linux/syscalls.h> - +#include <linux/audit.h> #include <asm/io.h> #include <asm/uaccess.h> #include <asm/pgtable.h> @@ -274,17 +272,23 @@ asmlinkage int sh64_ptrace(long request, long pid, long addr, long data) return sys_ptrace(request, pid, addr, data); } -asmlinkage void syscall_trace(void) +asmlinkage void syscall_trace(struct pt_regs *regs, int entryexit) { struct task_struct *tsk = current; - if (!test_thread_flag(TIF_SYSCALL_TRACE)) - return; + if (unlikely(current->audit_context) && entryexit) + audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]), + regs->regs[9]); + + if (!test_thread_flag(TIF_SYSCALL_TRACE) && + !test_thread_flag(TIF_SINGLESTEP)) + goto out; if (!(tsk->ptrace & PT_PTRACED)) - return; + goto out; + + ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) && + !test_thread_flag(TIF_SINGLESTEP) ? 0x80 : 0)); - ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) - ? 0x80 : 0)); /* * this isn't the same as continuing with a signal, but it will do * for normal use. strace only continues with a signal if the @@ -294,6 +298,12 @@ asmlinkage void syscall_trace(void) send_sig(tsk->exit_code, tsk, 1); tsk->exit_code = 0; } + +out: + if (unlikely(current->audit_context) && !entryexit) + audit_syscall_entry(AUDIT_ARCH_SH, regs->regs[1], + regs->regs[2], regs->regs[3], + regs->regs[4], regs->regs[5]); } /* Called with interrupts disabled */ |