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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-15 19:50:34 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-15 19:50:34 -0800 |
| commit | e04984c8394b17bab85c28956ada6aba81cdf746 (patch) | |
| tree | cb95d74f76c3b118d15e402d223776e7a9c93985 | |
| parent | 627a9a194d6b29d345d99ef806171395bc6e3e38 (diff) | |
| parent | 4b505db9c4c72dbd2a8e66b8d681640101325af6 (diff) | |
| download | kernel_samsung_smdk4412-e04984c8394b17bab85c28956ada6aba81cdf746.zip kernel_samsung_smdk4412-e04984c8394b17bab85c28956ada6aba81cdf746.tar.gz kernel_samsung_smdk4412-e04984c8394b17bab85c28956ada6aba81cdf746.tar.bz2 | |
Merge branch 'sh/for-2.6.33' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* 'sh/for-2.6.33' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6:
sh64: fix tracing of signals.
| -rw-r--r-- | arch/sh/kernel/ptrace_64.c | 11 | ||||
| -rw-r--r-- | arch/sh/kernel/signal_64.c | 4 |
2 files changed, 12 insertions, 3 deletions
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c index 873ebdc..b063eb8 100644 --- a/arch/sh/kernel/ptrace_64.c +++ b/arch/sh/kernel/ptrace_64.c @@ -133,6 +133,8 @@ void user_enable_single_step(struct task_struct *child) struct pt_regs *regs = child->thread.uregs; regs->sr |= SR_SSTEP; /* auto-resetting upon exception */ + + set_tsk_thread_flag(child, TIF_SINGLESTEP); } void user_disable_single_step(struct task_struct *child) @@ -140,6 +142,8 @@ void user_disable_single_step(struct task_struct *child) struct pt_regs *regs = child->thread.uregs; regs->sr &= ~SR_SSTEP; + + clear_tsk_thread_flag(child, TIF_SINGLESTEP); } static int genregs_get(struct task_struct *target, @@ -454,6 +458,8 @@ asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs) asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) { + int step; + if (unlikely(current->audit_context)) audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]), regs->regs[9]); @@ -461,8 +467,9 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) trace_sys_exit(regs, regs->regs[9]); - if (test_thread_flag(TIF_SYSCALL_TRACE)) - tracehook_report_syscall_exit(regs, 0); + step = test_thread_flag(TIF_SINGLESTEP); + if (step || test_thread_flag(TIF_SYSCALL_TRACE)) + tracehook_report_syscall_exit(regs, step); } /* Called with interrupts disabled */ diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c index ce76dbd..580e97d 100644 --- a/arch/sh/kernel/signal_64.c +++ b/arch/sh/kernel/signal_64.c @@ -118,7 +118,9 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset) * clear the TS_RESTORE_SIGMASK flag. */ current_thread_info()->status &= ~TS_RESTORE_SIGMASK; - tracehook_signal_handler(signr, &info, &ka, regs, 0); + + tracehook_signal_handler(signr, &info, &ka, regs, + test_thread_flag(TIF_SINGLESTEP)); return 1; } } |