C++ (Cpp) free_thread_xstate Examples

Example #1

File: process_32.c Project: xianjimli/datasafe

void
start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp)
{
	int cpu;

	set_user_gs(regs, 0);

	regs->fs		= 0;
	set_fs(USER_DS);
	regs->ds		= __USER_DS;
	regs->es		= __USER_DS;
	regs->ss		= __USER_DS;
	regs->cs		= __USER_CS;
	regs->ip		= new_ip;
	regs->sp		= new_sp;

	cpu = get_cpu();
	load_user_cs_desc(cpu, current->mm);
	put_cpu();

	/*
	 * Free the old FP and other extended state
	 */
	free_thread_xstate(current);
}

Example #2

File: ghost.c Project: jeanparpaillon/kerrighed-kernel

int import_thread_struct(struct epm_action *action,
			 ghost_t *ghost, struct task_struct *tsk)
{
	int r;

	r = ghost_read(ghost, &tsk->thread, sizeof (tsk->thread));
	if (r)
		goto out;

	/*
	 * Make get_wchan return do_exit for zombies
	 * We only set a marker to let copy_thread() do the right thing.
	 */
	if (tsk->exit_state)
		tsk->thread.sp = ~0UL;
	else
		tsk->thread.sp = 0;

	if (tsk->thread.xstate) {
		r = -ENOMEM;
		tsk->thread.xstate = kmem_cache_alloc(task_xstate_cachep,
						      GFP_KERNEL);
		if (!tsk->thread.xstate)
			goto out;
		r = ghost_read(ghost, tsk->thread.xstate, xstate_size);
		if (r)
			free_thread_xstate(tsk);
	}

out:
	return r;
}

Example #3

File: process_32.c Project: DirtyDroidX/android_kernel_htc_m8ul

void
start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp)
{
	set_user_gs(regs, 0);
	regs->fs		= 0;
	regs->ds		= __USER_DS;
	regs->es		= __USER_DS;
	regs->ss		= __USER_DS;
	regs->cs		= __USER_CS;
	regs->ip		= new_ip;
	regs->sp		= new_sp;
	free_thread_xstate(current);
}

Example #4

File: process_32.c Project: kozmikkick/eternityprj-kernel-endeavoru-128

void
start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp)
{
	set_user_gs(regs, 0);
	regs->fs		= 0;
	regs->ds		= __USER_DS;
	regs->es		= __USER_DS;
	regs->ss		= __USER_DS;
	regs->cs		= __USER_CS;
	regs->ip		= new_ip;
	regs->sp		= new_sp;
	/*
	 * Free the old FP and other extended state
	 */
	free_thread_xstate(current);
}

Example #5

File: process_32.c Project: nosnilwar/linux-raw-gov-2.6.38.8

void
start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp)
{
	set_user_gs(regs, 0);
	regs->fs		= 0;
	set_fs(USER_DS);
	regs->ds		= __USER_DS;
	regs->es		= __USER_DS;
	regs->ss		= __USER_DS;
	regs->cs		= __USER_CS;
	regs->ip		= new_ip;
	regs->sp		= new_sp;
#ifndef CONFIG_IPIPE	/* Lazily handled, init_fpu() will reset the state. */
	/*
	 * Free the old FP and other extended state
	 */
	free_thread_xstate(current);
#endif
}

Example #6

File: process_32.c Project: B-Rich/L4Reap

void
start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp)
{
#ifdef CONFIG_L4_VCPU
	unsigned cs, ds;
	__asm__("mov %%cs, %0; mov %%ds, %1 \n" : "=r"(cs), "=r"(ds) );
#endif

	//set_user_gs(regs, 0);
	regs->fs		= 0;
#ifdef CONFIG_L4_VCPU
	regs->ds                = ds;
	regs->es                = ds;
	regs->ss                = ds;
	regs->cs                = cs;
#else
	//regs->ds		= __USER_DS;
	//regs->es		= __USER_DS;
	//regs->ss		= __USER_DS;
	//regs->cs		= __USER_CS;
#endif
	regs->ip		= new_ip;
	regs->sp		= new_sp;
	/*
	 * Free the old FP and other extended state
	 */
	free_thread_xstate(current);

	current->thread.gs = 0;

#ifndef CONFIG_L4_VCPU
	current->thread.restart = 1;
#endif

	if (new_ip > TASK_SIZE)
		force_sig(SIGSEGV, current);
}

Example #7

File: process.c Project: TheTypoMaster/ubuntu-utopic

void arch_release_task_struct(struct task_struct *tsk)
{
	free_thread_xstate(tsk);
}

Example #8

File: process.c Project: kannu1994/Nexus_S_ICS

void free_thread_info(struct thread_info *ti)
{
	free_thread_xstate(ti->task);
	free_pages((unsigned long)ti, get_order(THREAD_SIZE));
}

Example #9

File: process.c Project: IharpI/bricked-sanity-hammerhead

void free_thread_info(struct thread_info *ti)
{
	free_thread_xstate(ti->task);
	free_pages((unsigned long)ti, THREAD_ORDER);
}

Example #10

File: process.c Project: 12rafael/jellytimekernel

void free_thread_info(struct thread_info *ti)
{
	free_thread_xstate(ti->task);
	kmem_cache_free(thread_info_cache, ti);
}

Example #11

File: ghost.c Project: jeanparpaillon/kerrighed-kernel

void unimport_thread_struct(struct task_struct *task)
{
	free_thread_xstate(task);
}

Example #12

File: process.c Project: novic/AniDroid-Hardened-Kernel

void free_task_struct(struct task_struct *task)
{
	free_thread_xstate(task);
	kmem_cache_free(task_struct_cachep, task);
}