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Commit 6140de5a authored by Richard Weinberger's avatar Richard Weinberger
Browse files

microblaze: Remove signal translation and exec_domain 



As execution domain support is gone we can remove
signal translation from the signal code and remove
exec_domain from thread_info.

Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent a0075cd1

arch/microblaze/include/asm/thread_info.h

+0 −2
Original line number Diff line number Diff line
@@ -65,7 +65,6 @@ typedef struct { 


struct thread_info {

	struct task_struct	*task; /* main task structure */

	struct exec_domain	*exec_domain; /* execution domain */

	unsigned long		flags; /* low level flags */

	unsigned long		status; /* thread-synchronous flags */

	__u32			cpu; /* current CPU */
@@ -81,7 +80,6 @@ struct thread_info { 
#define INIT_THREAD_INFO(tsk)			\

{						\

	.task		= &tsk,			\

	.exec_domain	= &default_exec_domain,	\

	.flags		= 0,			\

	.cpu		= 0,			\

	.preempt_count	= INIT_PREEMPT_COUNT,	\

arch/microblaze/kernel/signal.c

+1 −8
Original line number Diff line number Diff line
@@ -158,7 +158,6 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, 
{

	struct rt_sigframe __user *frame;

	int err = 0, sig = ksig->sig;

	unsigned long signal;

	unsigned long address = 0;

#ifdef CONFIG_MMU

	pmd_t *pmdp;
@@ -170,12 +169,6 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, 
	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))

		return -EFAULT;



	signal = current_thread_info()->exec_domain

		&& current_thread_info()->exec_domain->signal_invmap

		&& sig < 32

		? current_thread_info()->exec_domain->signal_invmap[sig]

		: (unsigned long)sig;



	if (ksig->ka.sa.sa_flags & SA_SIGINFO)

		err |= copy_siginfo_to_user(&frame->info, &ksig->info);
@@ -230,7 +223,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, 
	regs->r1 = (unsigned long) frame;



	/* Signal handler args: */

	regs->r5 = signal; /* arg 0: signum */

	regs->r5 = sig; /* arg 0: signum */

	regs->r6 = (unsigned long) &frame->info; /* arg 1: siginfo */

	regs->r7 = (unsigned long) &frame->uc; /* arg2: ucontext */

	/* Offset to handle microblaze rtid r14, 0 */