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Subject[PATCH 05/24] arm64: Remove signal translation and exec_domain
Date
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@nod.at>
---
arch/arm64/include/asm/thread_info.h | 3 ---
arch/arm64/kernel/asm-offsets.c | 1 -
arch/arm64/kernel/signal.c | 6 ------
3 files changed, 10 deletions(-)

diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h
index 702e1e6..dcd06d1 100644
--- a/arch/arm64/include/asm/thread_info.h
+++ b/arch/arm64/include/asm/thread_info.h
@@ -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, \
diff --git a/arch/arm64/kernel/asm-offsets.c b/arch/arm64/kernel/asm-offsets.c
index f7fa65d..56cadd3 100644
--- a/arch/arm64/kernel/asm-offsets.c
+++ b/arch/arm64/kernel/asm-offsets.c
@@ -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));
diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c
index 660ccf9..9f28eaa 100644
--- a/arch/arm64/kernel/signal.c
+++ b/arch/arm64/kernel/signal.c
@@ -294,12 +294,6 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
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
*/
if (is_compat_task()) {
--
1.8.4.5


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