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C++ setup_rt_frame函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中setup_rt_frame函数的典型用法代码示例。如果您正苦于以下问题：C++ setup_rt_frame函数的具体用法？C++ setup_rt_frame怎么用？C++ setup_rt_frame使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了setup_rt_frame函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: handle_signal

static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	sigset_t *oldset = sigmask_to_save();
	int ret;

	/* Are we from a system call? */
	if (regs->cause == EXC_SYSCALL) {
		/* If so, check system call restarting.. */
		switch (regs->v[0]) {
		case -ERESTART_RESTARTBLOCK:
		case -ERESTARTNOHAND:
			regs->v[0] = -EINTR;
			break;

		case -ERESTARTSYS:
			if (!(ksig->ka.sa.sa_flags & SA_RESTART)) {
				regs->v[0] = -EINTR;
				break;
			}
			/* fallthrough */
		case -ERESTARTNOINTR:
			regs->v[0] = regs->syscallno;
			regs->epc -= 0x4;
			break;
		}
	}

	/* Set up the stack frame */
	ret = setup_rt_frame(ksig, oldset, regs);

	signal_setup_done(ret, ksig, 0);
}
开发者ID:8l，项目名称:riscv-linux，代码行数:32，代码来源:signal.c


示例2: handle_signal

/*
 * OK, we're invoking a handler
 */	
static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	sigset_t *oldset = sigmask_to_save();
	int ret;

	/*
	 * Increment event counter and perform fixup for the pre-signal
	 * frame.
	 */
	rseq_signal_deliver(ksig, regs);

	/*
	 * Set up the stack frame
	 */
	if (ksig->ka.sa.sa_flags & SA_SIGINFO)
		ret = setup_rt_frame(ksig, oldset, regs);
	else
		ret = setup_frame(ksig, oldset, regs);

	/*
	 * Check that the resulting registers are actually sane.
	 */
	ret |= !valid_user_regs(regs);

	signal_setup_done(ret, ksig, 0);
}
开发者ID:JJungs-lee，项目名称:linux，代码行数:29，代码来源:signal.c


示例3: handle_signal

/*
 * OK, we're invoking a handler
 */
static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	struct task_struct *tsk = current;
	sigset_t *oldset = sigmask_to_save();
	int usig = ksig->sig;
	int ret;

	/*
	 * Set up the stack frame
	 */
	if (is_compat_task()) {
		if (ksig->ka.sa.sa_flags & SA_SIGINFO)
			ret = compat_setup_rt_frame(usig, ksig, oldset, regs);
		else
			ret = compat_setup_frame(usig, ksig, oldset, regs);
	} else {
		ret = setup_rt_frame(usig, ksig, oldset, regs);
	}

	/*
	 * Check that the resulting registers are actually sane.
	 */
	ret |= !valid_user_regs(&regs->user_regs, current);

	/*
	 * Fast forward the stepping logic so we step into the signal
	 * handler.
	 */
	if (!ret)
		user_fastforward_single_step(tsk);

	signal_setup_done(ret, ksig, 0);
}
开发者ID:Artox，项目名称:linux，代码行数:36，代码来源:signal.c


示例4: handle_signal

static inline void
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
	      sigset_t *oldset, struct pt_regs *regs, int syscall)
{
	int ret;

	/*
	 * Set up the stack frame
	 */
	ret = setup_rt_frame(sig, ka, info, oldset, regs);

	/*
	 * Check that the resulting registers are sane
	 */
	ret |= !valid_user_regs(regs);

	/*
	 * Block the signal if we were unsuccessful.
	 */
	if (ret != 0 || !(ka->sa.sa_flags & SA_NODEFER)) {
		spin_lock_irq(&current->sighand->siglock);
		sigorsets(&current->blocked, &current->blocked,
			  &ka->sa.sa_mask);
		sigaddset(&current->blocked, sig);
		recalc_sigpending();
		spin_unlock_irq(&current->sighand->siglock);
	}

	if (ret == 0)
		return;

	force_sigsegv(sig, current);
}
开发者ID:Minia89，项目名称:DORIMANX_LG_STOCK_LP_KERNEL，代码行数:33，代码来源:signal.c


示例5: handle_signal

static inline int
handle_signal(unsigned long signr, struct k_sigaction *ka,
	      siginfo_t *info, sigset_t *oldset, struct pt_regs *regs)
{
	int err;

	if (ka->sa.sa_flags & SA_SIGINFO)
		err = setup_rt_frame(ka, regs, signr, oldset, info);
	else
		err = setup_frame(ka, regs, signr, oldset);

	if (err)
		return err;

	spin_lock_irq(&current->sighand->siglock);
	sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
	if (!(ka->sa.sa_flags & SA_NOMASK))
		sigaddset(&current->blocked, signr);
	recalc_sigpending();
	spin_unlock_irq(&current->sighand->siglock);

	tracehook_signal_handler(signr, info, ka, regs, 0);

	return 0;
}
开发者ID:119-org，项目名称:hi3518-osdrv，代码行数:25，代码来源:signal_32.c


示例6: handle_signal

/*
 * OK, we're invoking a handler
 */
static int
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
	      sigset_t *oldset, struct pt_regs *regs, unsigned int save_r0)
{
	int ret;

	/* Set up the stack frame */
	if (ka->sa.sa_flags & SA_SIGINFO)
		ret = setup_rt_frame(sig, ka, info, oldset, regs);
	else
		ret = setup_frame(sig, ka, oldset, regs);

	if (ka->sa.sa_flags & SA_ONESHOT)
		ka->sa.sa_handler = SIG_DFL;

	if (ret == 0) {
		spin_lock_irq(&current->sighand->siglock);
		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
		if (!(ka->sa.sa_flags & SA_NODEFER))
			sigaddset(&current->blocked,sig);
		recalc_sigpending();
		spin_unlock_irq(&current->sighand->siglock);
	}

	return ret;
}
开发者ID:PeterDaveHello，项目名称:kernel-pdk7105，代码行数:29，代码来源:signal_32.c


示例7: handle_signal

/*
 * OK, we're invoking a handler
 */
static void
handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
	      struct pt_regs * regs)
{
	sigset_t *oldset = sigmask_to_save();
	int ret;
	/* are we from a system call? */
	if (regs->orig_er0 >= 0) {
		switch (regs->er0) {
		        case -ERESTART_RESTARTBLOCK:
			case -ERESTARTNOHAND:
				regs->er0 = -EINTR;
				break;

			case -ERESTARTSYS:
				if (!(ka->sa.sa_flags & SA_RESTART)) {
					regs->er0 = -EINTR;
					break;
				}
			/* fallthrough */
			case -ERESTARTNOINTR:
				regs->er0 = regs->orig_er0;
				regs->pc -= 2;
		}
	}

	/* set up the stack frame */
	if (ka->sa.sa_flags & SA_SIGINFO)
		ret = setup_rt_frame(sig, ka, info, oldset, regs);
	else
		ret = setup_frame(sig, ka, oldset, regs);

	if (!ret)
		signal_delivered(sig, info, ka, regs, 0);
}
开发者ID:7L，项目名称:pi_plus，代码行数:38，代码来源:signal.c


示例8: handle_signal

static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	sigset_t *oldset = sigmask_to_save();
	int ret;

	/* Are we from a system call? */
	if (in_syscall(regs)) {
		/* Avoid additional syscall restarting via ret_from_exception */
		forget_syscall(regs);

		/* If so, check system call restarting.. */
		switch (regs->a0) {
		case -ERESTART_RESTARTBLOCK:
		case -ERESTARTNOHAND:
			regs->a0 = -EINTR;
			break;

		case -ERESTARTSYS:
			if (!(ksig->ka.sa.sa_flags & SA_RESTART)) {
				regs->a0 = -EINTR;
				break;
			}
			/* fallthrough */
		case -ERESTARTNOINTR:
			regs->a0 = regs->orig_a0;
			regs->pc -= TRAP0_SIZE;
			break;
		}
	}

	/* Set up the stack frame */
	ret = setup_rt_frame(ksig, oldset, regs);

	signal_setup_done(ret, ksig, 0);
}
开发者ID:FireBurn，项目名称:linux，代码行数:35，代码来源:signal.c


示例9: handle_signal

/*
 * OK, we're invoking a handler
 */
static void
handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info,
	      sigset_t *oldset, struct pt_regs *regs)
{
	/* are we from a system call? */
	if (regs->orig_er0 >= 0)
		/* If so, check system call restarting.. */
		handle_restart(regs, ka, 1);

	/* set up the stack frame */
	if (ka->sa.sa_flags & SA_SIGINFO)
		setup_rt_frame(sig, ka, info, oldset, regs);
	else
		setup_frame(sig, ka, oldset, regs);

	if (ka->sa.sa_flags & SA_ONESHOT)
		ka->sa.sa_handler = SIG_DFL;

	if (!(ka->sa.sa_flags & SA_NODEFER)) {
		spin_lock_irq(&current->sighand->siglock);
		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
		sigaddset(&current->blocked,sig);
		recalc_sigpending();
		spin_unlock_irq(&current->sighand->siglock);
	}
}
开发者ID:BackupTheBerlios，项目名称:tuxap，代码行数:29，代码来源:signal.c


示例10: handle_signal

/*
 * OK, we're invoking a handler
 */	
static void
handle_signal(unsigned long sig, struct k_sigaction *ka,
	      siginfo_t *info, struct pt_regs *regs)
{
	struct thread_info *thread = current_thread_info();
	struct task_struct *tsk = current;
	sigset_t *oldset = sigmask_to_save();
	int usig = sig;
	int ret;

	/*
	 * translate the signal
	 */
	if (usig < 32 && thread->exec_domain && thread->exec_domain->signal_invmap)
		usig = thread->exec_domain->signal_invmap[usig];

	/*
	 * Set up the stack frame
	 */
	if (ka->sa.sa_flags & SA_SIGINFO)
		ret = setup_rt_frame(usig, ka, info, oldset, regs);
	else
		ret = setup_frame(usig, ka, oldset, regs);

	/*
	 * Check that the resulting registers are actually sane.
	 */
	ret |= !valid_user_regs(regs);

	if (ret != 0) {
		force_sigsegv(sig, tsk);
		return;
	}
	signal_delivered(sig, info, ka, regs, 0);
}
开发者ID:ParkHiMin，项目名称:linux，代码行数:38，代码来源:signal.c


示例11: handle_signal

/*
 * OK, we're invoking a handler
 */
static int
handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka,
	      sigset_t *oldset, struct pt_regs *regs)
{
	int ret;

	/* are we from a system call? to see pt_regs->orig_p0 */
	if (regs->orig_p0 >= 0)
		/* If so, check system call restarting.. */
		handle_restart(regs, ka, 1);

	/* set up the stack frame */
	ret = setup_rt_frame(sig, ka, info, oldset, regs);

	if (ret == 0) {
		spin_lock_irq(&current->sighand->siglock);
		sigorsets(&current->blocked, &current->blocked,
			  &ka->sa.sa_mask);
		if (!(ka->sa.sa_flags & SA_NODEFER))
			sigaddset(&current->blocked, sig);
		recalc_sigpending();
		spin_unlock_irq(&current->sighand->siglock);
	}
	return ret;
}
开发者ID:robcore，项目名称:machinex，代码行数:28，代码来源:signal.c


示例12: handle_signal

static void
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
	      struct pt_regs *regs)
{
	/* Are we from a system call? */
	if (regs->syscall_nr >= 0) {
		/* If so, check system call restarting.. */
		switch (regs->r0) {
		        case -ERESTART_RESTARTBLOCK:
			case -ERESTARTNOHAND:
				regs->r0 = -EINTR;
				break;

			case -ERESTARTSYS:
				if (!(ka->sa.sa_flags & SA_RESTART)) {
					regs->r0 = -EINTR;
					break;
				}
			/* fallthrough */
			case -ERESTARTNOINTR:
				regs->r0 = regs->orig_r0;
				if (prev_insn(regs) < 0)
					return;
		}
	}

	/* Set up the stack frame */
	if (setup_rt_frame(sig, ka, info, sigmask_to_save(), regs))
		return;

	signal_delivered(sig, info, ka, regs, 0);
}
开发者ID:01org，项目名称:KVMGT-kernel，代码行数:32，代码来源:signal.c


示例13: handle_signal

static void
handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	int ret;

	/* Are we from a system call? */
	if (regs->syscall_nr >= 0) {
		/* If so, check system call restarting.. */
		switch (regs->r0) {
		        case -ERESTART_RESTARTBLOCK:
			case -ERESTARTNOHAND:
				regs->r0 = -EINTR;
				break;

			case -ERESTARTSYS:
				if (!(ksig->ka.sa.sa_flags & SA_RESTART)) {
					regs->r0 = -EINTR;
					break;
				}
			/* fallthrough */
			case -ERESTARTNOINTR:
				regs->r0 = regs->orig_r0;
				if (prev_insn(regs) < 0)
					return;
		}
	}

	/* Set up the stack frame */
	ret = setup_rt_frame(ksig, sigmask_to_save(), regs);

	signal_setup_done(ret, ksig, 0);
}
开发者ID:12zz，项目名称:linux，代码行数:32，代码来源:signal.c


示例14: handle_signal

/*
 * OK, we're invoking a handler
 */
static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	int ret;
	sigset_t *oldset = sigmask_to_save();

	if (in_syscall(regs)) {
		/* Avoid additional syscall restarting via ret_slow_syscall. */
		forget_syscall(regs);

		switch (regs->uregs[0]) {
		case -ERESTART_RESTARTBLOCK:
		case -ERESTARTNOHAND:
			regs->uregs[0] = -EINTR;
			break;
		case -ERESTARTSYS:
			if (!(ksig->ka.sa.sa_flags & SA_RESTART)) {
				regs->uregs[0] = -EINTR;
				break;
			}
		case -ERESTARTNOINTR:
			regs->uregs[0] = regs->orig_r0;
			regs->ipc -= 4;
			break;
		}
	}
	/*
	 * Set up the stack frame
	 */
	ret = setup_rt_frame(ksig, oldset, regs);

	signal_setup_done(ret, ksig, 0);
}
开发者ID:150balbes，项目名称:Amlogic_s905-kernel，代码行数:35，代码来源:signal.c


示例15: handle_signal

/*
 * handle the actual delivery of a signal to userspace
 */
static void handle_signal(int sig,
			 siginfo_t *info, struct k_sigaction *ka,
			 struct pt_regs *regs, int syscall)
{
	int ret;

	/* Are we from a system call? */
	if (syscall) {
		/* If so, check system call restarting.. */
		switch (regs->a4) {
		case -ERESTART_RESTARTBLOCK:
		case -ERESTARTNOHAND:
			regs->a4 = -EINTR;
			break;

		case -ERESTARTSYS:
			if (!(ka->sa.sa_flags & SA_RESTART)) {
				regs->a4 = -EINTR;
				break;
			}

			/* fallthrough */
		case -ERESTARTNOINTR:
			regs->a4 = regs->orig_a4;
			regs->pc -= 4;
		}
	}

	/* Set up the stack frame */
	if (setup_rt_frame(sig, ka, info, sigmask_to_save(), regs) < 0)
		return;
	signal_delivered(sig, info, ka, regs, 0);
}
开发者ID:AllenWeb，项目名称:linux，代码行数:36，代码来源:signal.c


示例16: handle_signal

static void
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
	      sigset_t *oldset, struct pt_regs *regs)
{
	/* Are we from a system call? */
	if (regs->tra >= 0) {
		/* If so, check system call restarting.. */
		switch (regs->regs[0]) {
			case -ERESTARTNOHAND:
				regs->regs[0] = -EINTR;
				break;

			case -ERESTARTSYS:
				if (!(ka->sa.sa_flags & SA_RESTART)) {
					regs->regs[0] = -EINTR;
					break;
				}
			/* fallthrough */
			case -ERESTARTNOINTR:
				regs->pc -= 2;
		}
	} else {
		/* gUSA handling */
#ifdef CONFIG_PREEMPT
		unsigned long flags;

		local_irq_save(flags);
#endif
		if (regs->regs[15] >= 0xc0000000) {
			int offset = (int)regs->regs[15];

			/* Reset stack pointer: clear critical region mark */
			regs->regs[15] = regs->regs[1];
			if (regs->pc < regs->regs[0])
				/* Go to rewind point #1 */
				regs->pc = regs->regs[0] + offset - 2;
		}
#ifdef CONFIG_PREEMPT
		local_irq_restore(flags);
#endif
	}

	/* Set up the stack frame */
	if (ka->sa.sa_flags & SA_SIGINFO)
		setup_rt_frame(sig, ka, info, oldset, regs);
	else
		setup_frame(sig, ka, oldset, regs);

	if (ka->sa.sa_flags & SA_ONESHOT)
		ka->sa.sa_handler = SIG_DFL;

	if (!(ka->sa.sa_flags & SA_NODEFER)) {
		spin_lock_irq(&current->sighand->siglock);
		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
		sigaddset(&current->blocked,sig);
		recalc_sigpending();
		spin_unlock_irq(&current->sighand->siglock);
	}
}
开发者ID:Dronevery，项目名称:JetsonTK1-kernel，代码行数:59，代码来源:signal.c


示例17: handle_signal

static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	sigset_t *oldset = sigmask_to_save();
	int ret;

	ret = setup_rt_frame(ksig, oldset, regs);
	signal_setup_done(ret, ksig, 0);
}
开发者ID:linuxbest，项目名称:linux-milkymist，代码行数:8，代码来源:signal.c


示例18: handle_signal

static int
handle_signal(unsigned long sig, struct k_sigaction *ka,
	      siginfo_t *info, sigset_t *oldset,
	      struct pt_regs * regs, int syscall)
{
	struct thread_info *thread = current_thread_info();
	struct task_struct *tsk = current;
	int usig = sig;
	int ret;

	
	if (syscall) {
		switch (regs->ARM_r0) {
		case -ERESTART_RESTARTBLOCK:
		case -ERESTARTNOHAND:
			regs->ARM_r0 = -EINTR;
			break;
		case -ERESTARTSYS:
			if (!(ka->sa.sa_flags & SA_RESTART)) {
				regs->ARM_r0 = -EINTR;
				break;
			}
			
		case -ERESTARTNOINTR:
			setup_syscall_restart(regs);
		}
	}

	
	if (usig < 32 && thread->exec_domain && thread->exec_domain->signal_invmap)
		usig = thread->exec_domain->signal_invmap[usig];

	
	if (ka->sa.sa_flags & SA_SIGINFO)
		ret = setup_rt_frame(usig, ka, info, oldset, regs);
	else
		ret = setup_frame(usig, ka, oldset, regs);

	
	ret |= !valid_user_regs(regs);

	if (ret != 0) {
		force_sigsegv(sig, tsk);
		return ret;
	}

	
	spin_lock_irq(&tsk->sighand->siglock);
	sigorsets(&tsk->blocked, &tsk->blocked,
		  &ka->sa.sa_mask);
	if (!(ka->sa.sa_flags & SA_NODEFER))
		sigaddset(&tsk->blocked, sig);
	recalc_sigpending();
	spin_unlock_irq(&tsk->sighand->siglock);

	return 0;
}
开发者ID:leemgs，项目名称:OptimusOneKernel-KandroidCommunity，代码行数:57，代码来源:signal.c


示例19: handle_signal

/*
 * OK, we're invoking a handler
 */
static void handle_signal(unsigned long sig, struct k_sigaction *ka,
	      siginfo_t *info, struct pt_regs *regs, int syscall)
{
	struct thread_info *thread = current_thread_info();
	struct task_struct *tsk = current;
	sigset_t *oldset = sigmask_to_save();
	int usig = sig;
	int ret;

	/*
	 * If we were from a system call, check for system call restarting...
	 */
	if (syscall) {
		switch (regs->UCreg_00) {
		case -ERESTART_RESTARTBLOCK:
		case -ERESTARTNOHAND:
			regs->UCreg_00 = -EINTR;
			break;
		case -ERESTARTSYS:
			if (!(ka->sa.sa_flags & SA_RESTART)) {
				regs->UCreg_00 = -EINTR;
				break;
			}
			/* fallthrough */
		case -ERESTARTNOINTR:
			setup_syscall_restart(regs);
		}
	}

	/*
	 * translate the signal
	 */
	if (usig < 32 && thread->exec_domain
			&& thread->exec_domain->signal_invmap)
		usig = thread->exec_domain->signal_invmap[usig];

	/*
	 * Set up the stack frame
	 */
	if (ka->sa.sa_flags & SA_SIGINFO)
		ret = setup_rt_frame(usig, ka, info, oldset, regs);
	else
		ret = setup_frame(usig, ka, oldset, regs);

	/*
	 * Check that the resulting registers are actually sane.
	 */
	ret |= !valid_user_regs(regs);

	if (ret != 0) {
		force_sigsegv(sig, tsk);
		return;
	}

	signal_delivered(sig, info, ka, regs, 0);
}
开发者ID:AdrianHuang，项目名称:linux-3.8.13，代码行数:59，代码来源:signal.c


示例20: handle_signal

static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
	sigset_t *oldset = sigmask_to_save();
	int ret;

	/* Set up the stack frame */
	ret = setup_rt_frame(ksig, oldset, regs);

	signal_setup_done(ret, ksig, test_thread_flag(TIF_SINGLESTEP));
}
开发者ID:24hours，项目名称:linux，代码行数:10，代码来源:signal.c



注：本文中的setup_rt_frame函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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