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Message-Id: <1428785283-20501-17-git-send-email-richard@nod.at>
Date: Sat, 11 Apr 2015 22:47:55 +0200
From: Richard Weinberger <richard@....at>
To: linux-arch@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, rth@...ddle.net,
ink@...assic.park.msu.ru, mattst88@...il.com, vgupta@...opsys.com,
linux@....linux.org.uk, catalin.marinas@....com,
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realmz6@...il.com, msalter@...hat.com, a-jacquiot@...com,
starvik@...s.com, jesper.nilsson@...s.com, dhowells@...hat.com,
rkuo@...eaurora.org, tony.luck@...el.com, fenghua.yu@...el.com,
geert@...ux-m68k.org, james.hogan@...tec.com, monstr@...str.eu,
ralf@...ux-mips.org, yasutake.koichi@...panasonic.com,
lftan@...era.com, jonas@...thpole.se, jejb@...isc-linux.org,
deller@....de, benh@...nel.crashing.org, paulus@...ba.org,
mpe@...erman.id.au, schwidefsky@...ibm.com,
heiko.carstens@...ibm.com, liqin.linux@...il.com,
lennox.wu@...il.com, davem@...emloft.net, cmetcalf@...hip.com,
jdike@...toit.com, akpm@...ux-foundation.org, oleg@...hat.com,
hch@...radead.org, viro@...iv.linux.org.uk,
torvalds@...ux-foundation.org, Richard Weinberger <richard@....at>
Subject: [PATCH 16/24] 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: Richard Weinberger <richard@....at>
---
arch/sparc/include/asm/thread_info_32.h | 27 ++++++++++++---------------
arch/sparc/include/asm/thread_info_64.h | 26 +++++++++++---------------
arch/sparc/kernel/traps_32.c | 1 -
arch/sparc/kernel/traps_64.c | 2 --
4 files changed, 23 insertions(+), 33 deletions(-)
diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h
index fd7bd0a..a7a1814 100644
--- a/arch/sparc/include/asm/thread_info_32.h
+++ b/arch/sparc/include/asm/thread_info_32.h
@@ -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
diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h
index ff45516..bde5982 100644
--- a/arch/sparc/include/asm/thread_info_64.h
+++ b/arch/sparc/include/asm/thread_info_64.h
@@ -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, \
}
diff --git a/arch/sparc/kernel/traps_32.c b/arch/sparc/kernel/traps_32.c
index 6fd386c..4f21df7 100644
--- a/arch/sparc/kernel/traps_32.c
+++ b/arch/sparc/kernel/traps_32.c
@@ -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) ||
diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c
index 0e69974..d21cd62 100644
--- a/arch/sparc/kernel/traps_64.c
+++ b/arch/sparc/kernel/traps_64.c
@@ -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,
--
1.8.4.5
--
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