Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9699a517 authored by Richard Weinberger's avatar Richard Weinberger
Browse files

arm64: 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 a4980448

arch/arm64/include/asm/thread_info.h

+0 −3
Original line number Diff line number Diff line
@@ -33,7 +33,6 @@ 
#ifndef __ASSEMBLY__



struct task_struct;

struct exec_domain;



#include <asm/types.h>
@@ -47,7 +46,6 @@ struct thread_info { 
	unsigned long		flags;		/* low level flags */

	mm_segment_t		addr_limit;	/* address limit */

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

	struct exec_domain	*exec_domain;	/* execution domain */

	int			preempt_count;	/* 0 => preemptable, <0 => bug */

	int			cpu;		/* cpu */

};
@@ -55,7 +53,6 @@ struct thread_info { 
#define INIT_THREAD_INFO(tsk)						\

{									\

	.task		= &tsk,						\

	.exec_domain	= &default_exec_domain,				\

	.flags		= 0,						\

	.preempt_count	= INIT_PREEMPT_COUNT,				\

	.addr_limit	= KERNEL_DS,					\

arch/arm64/kernel/asm-offsets.c

+0 −1
Original line number Diff line number Diff line
@@ -38,7 +38,6 @@ int main(void) 
  DEFINE(TI_PREEMPT,		offsetof(struct thread_info, preempt_count));

  DEFINE(TI_ADDR_LIMIT,		offsetof(struct thread_info, addr_limit));

  DEFINE(TI_TASK,		offsetof(struct thread_info, task));

  DEFINE(TI_EXEC_DOMAIN,	offsetof(struct thread_info, exec_domain));

  DEFINE(TI_CPU,		offsetof(struct thread_info, cpu));

  BLANK();

  DEFINE(THREAD_CPU_CONTEXT,	offsetof(struct task_struct, thread.cpu_context));

arch/arm64/kernel/signal.c

+0 −6
Original line number Diff line number Diff line
@@ -293,12 +293,6 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) 
	int usig = ksig->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

	 */