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Commit 14464772 authored by Richard Weinberger's avatar Richard Weinberger
Browse files

sparc: 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>
Acked-by: default avatarDavid S. Miller <davem@davemloft.net>
parent daea906d

arch/sparc/include/asm/thread_info_32.h

+12 −15
Original line number Diff line number Diff line
@@ -27,7 +27,6 @@ 
struct thread_info {

	unsigned long		uwinmask;

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

	struct exec_domain	*exec_domain;	/* execution domain */

	unsigned long		flags;		/* low level flags */

	int			cpu;		/* cpu we're on */

	int			preempt_count;	/* 0 => preemptable,
@@ -56,7 +55,6 @@ struct thread_info { 
{							\

	.uwinmask	=	0,			\

	.task		=	&tsk,			\

	.exec_domain	=	&default_exec_domain,	\

	.flags		=	0,			\

	.cpu		=	0,			\

	.preempt_count	=	INIT_PREEMPT_COUNT,	\
@@ -85,19 +83,18 @@ register struct thread_info *current_thread_info_reg asm("g6"); 
 */

#define TI_UWINMASK	0x00	/* uwinmask */

#define TI_TASK		0x04

#define TI_EXECDOMAIN	0x08	/* exec_domain */

#define TI_FLAGS	0x0c

#define TI_CPU		0x10

#define TI_PREEMPT	0x14	/* preempt_count */

#define TI_SOFTIRQ	0x18	/* softirq_count */

#define TI_HARDIRQ	0x1c	/* hardirq_count */

#define TI_KSP		0x20	/* ksp */

#define TI_KPC		0x24	/* kpc (ldd'ed with kpc) */

#define TI_KPSR		0x28	/* kpsr */

#define TI_KWIM		0x2c	/* kwim (ldd'ed with kpsr) */

#define TI_REG_WINDOW	0x30

#define TI_RWIN_SPTRS	0x230

#define TI_W_SAVED	0x250

#define TI_FLAGS	0x08

#define TI_CPU		0x0c

#define TI_PREEMPT	0x10	/* preempt_count */

#define TI_SOFTIRQ	0x14	/* softirq_count */

#define TI_HARDIRQ	0x18	/* hardirq_count */

#define TI_KSP		0x1c	/* ksp */

#define TI_KPC		0x20	/* kpc (ldd'ed with kpc) */

#define TI_KPSR		0x24	/* kpsr */

#define TI_KWIM		0x28	/* kwim (ldd'ed with kpsr) */

#define TI_REG_WINDOW	0x2c

#define TI_RWIN_SPTRS	0x22c

#define TI_W_SAVED	0x24c



/*

 * thread information flag bit numbers

arch/sparc/include/asm/thread_info_64.h

+11 −15
Original line number Diff line number Diff line
@@ -31,7 +31,6 @@ 
#include <asm/types.h>



struct task_struct;

struct exec_domain;



struct thread_info {

	/* D$ line 1 */
@@ -44,7 +43,6 @@ struct thread_info { 
	/* D$ line 2 */

	unsigned long		fault_address;

	struct pt_regs		*kregs;

	struct exec_domain	*exec_domain;

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

	__u8			new_child;

	__u8			current_ds;
@@ -80,18 +78,17 @@ struct thread_info { 
#define TI_KSP		0x00000018

#define TI_FAULT_ADDR	0x00000020

#define TI_KREGS	0x00000028

#define TI_EXEC_DOMAIN	0x00000030

#define TI_PRE_COUNT	0x00000038

#define TI_NEW_CHILD	0x0000003c

#define TI_CURRENT_DS	0x0000003d

#define TI_CPU		0x0000003e

#define TI_UTRAPS	0x00000040

#define TI_REG_WINDOW	0x00000048

#define TI_RWIN_SPTRS	0x000003c8

#define TI_GSR		0x00000400

#define TI_XFSR		0x00000438

#define TI_KUNA_REGS	0x00000470

#define TI_KUNA_INSN	0x00000478

#define TI_PRE_COUNT	0x00000030

#define TI_NEW_CHILD	0x00000034

#define TI_CURRENT_DS	0x00000035

#define TI_CPU		0x00000036

#define TI_UTRAPS	0x00000038

#define TI_REG_WINDOW	0x00000040

#define TI_RWIN_SPTRS	0x000003c0

#define TI_GSR		0x000003f8

#define TI_XFSR		0x00000430

#define TI_KUNA_REGS	0x00000468

#define TI_KUNA_INSN	0x00000470

#define TI_FPREGS	0x00000480



/* We embed this in the uppermost byte of thread_info->flags */
@@ -119,7 +116,6 @@ struct thread_info { 
{							\

	.task		=	&tsk,			\

	.current_ds	=	ASI_P,			\

	.exec_domain	=	&default_exec_domain,	\

	.preempt_count	=	INIT_PREEMPT_COUNT,	\

}

arch/sparc/kernel/traps_32.c

+0 −1
Original line number Diff line number Diff line
@@ -433,7 +433,6 @@ void trap_init(void) 
	/* Force linker to barf if mismatched */

	if (TI_UWINMASK    != offsetof(struct thread_info, uwinmask) ||

	    TI_TASK        != offsetof(struct thread_info, task) ||

	    TI_EXECDOMAIN  != offsetof(struct thread_info, exec_domain) ||

	    TI_FLAGS       != offsetof(struct thread_info, flags) ||

	    TI_CPU         != offsetof(struct thread_info, cpu) ||

	    TI_PREEMPT     != offsetof(struct thread_info, preempt_count) ||

arch/sparc/kernel/traps_64.c

+0 −2
Original line number Diff line number Diff line
@@ -2691,8 +2691,6 @@ void __init trap_init(void) 
					       fault_address) ||

		     TI_KREGS != offsetof(struct thread_info, kregs) ||

		     TI_UTRAPS != offsetof(struct thread_info, utraps) ||

		     TI_EXEC_DOMAIN != offsetof(struct thread_info,

						exec_domain) ||

		     TI_REG_WINDOW != offsetof(struct thread_info,

					       reg_window) ||

		     TI_RWIN_SPTRS != offsetof(struct thread_info,