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Commit fd223849 authored by Richard Weinberger's avatar Richard Weinberger
Browse files

um: 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 89f191b3

arch/um/include/asm/thread_info.h

+0 −2
Original line number Diff line number Diff line
@@ -14,7 +14,6 @@ 


struct thread_info {

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

	struct exec_domain	*exec_domain;	/* execution domain */

	unsigned long		flags;		/* low level flags */

	__u32			cpu;		/* current CPU */

	int			preempt_count;  /* 0 => preemptable,
@@ -28,7 +27,6 @@ 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/x86/um/signal.c

+0 −7
Original line number Diff line number Diff line
@@ -549,13 +549,6 @@ int setup_signal_stack_si(unsigned long stack_top, struct ksignal *ksig, 
	if (err)

		return err;



	/* Set up registers for signal handler */

	{

		struct exec_domain *ed = current_thread_info()->exec_domain;

		if (unlikely(ed && ed->signal_invmap && sig < 32))

			sig = ed->signal_invmap[sig];

	}



	PT_REGS_SP(regs) = (unsigned long) frame;

	PT_REGS_DI(regs) = sig;

	/* In case the signal handler was declared without prototypes */