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authorRichard Weinberger <richard@nod.at>2014-07-13 17:45:11 +0200
committerRichard Weinberger <richard@nod.at>2015-04-12 21:03:29 +0200
commit3e66701cbda2e04bb62e0afe2f3d86c9d3d76b24 (patch)
treecf928b14a34caee9e4d65b8e72366a267cd65b8d /arch/xtensa
parentcb418fdb33feba951187f6e01e9f78d3cd2dacbb (diff)
downloadop-kernel-dev-3e66701cbda2e04bb62e0afe2f3d86c9d3d76b24.zip
op-kernel-dev-3e66701cbda2e04bb62e0afe2f3d86c9d3d76b24.tar.gz
xtensa: 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@nod.at>
Diffstat (limited to 'arch/xtensa')
-rw-r--r--arch/xtensa/include/asm/thread_info.h2
-rw-r--r--arch/xtensa/kernel/signal.c11
2 files changed, 2 insertions, 11 deletions
diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h
index baa1f27..9ad12c6 100644
--- a/arch/xtensa/include/asm/thread_info.h
+++ b/arch/xtensa/include/asm/thread_info.h
@@ -44,7 +44,6 @@ typedef struct xtregs_coprocessor {
struct thread_info {
struct task_struct *task; /* main task structure */
- struct exec_domain *exec_domain; /* execution domain */
unsigned long flags; /* low level flags */
unsigned long status; /* thread-synchronous flags */
__u32 cpu; /* current CPU */
@@ -72,7 +71,6 @@ struct thread_info {
#define INIT_THREAD_INFO(tsk) \
{ \
.task = &tsk, \
- .exec_domain = &default_exec_domain, \
.flags = 0, \
.cpu = 0, \
.preempt_count = INIT_PREEMPT_COUNT, \
diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c
index 3d733ba..1785c4d 100644
--- a/arch/xtensa/kernel/signal.c
+++ b/arch/xtensa/kernel/signal.c
@@ -336,7 +336,6 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set,
{
struct rt_sigframe *frame;
int err = 0, sig = ksig->sig;
- int signal;
unsigned long sp, ra, tp;
sp = regs->areg[1];
@@ -354,12 +353,6 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set,
return -EFAULT;
}
- signal = current_thread_info()->exec_domain
- && current_thread_info()->exec_domain->signal_invmap
- && sig < 32
- ? current_thread_info()->exec_domain->signal_invmap[sig]
- : sig;
-
if (ksig->ka.sa.sa_flags & SA_SIGINFO) {
err |= copy_siginfo_to_user(&frame->info, &ksig->info);
}
@@ -400,7 +393,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set,
* Note: PS.CALLINC is set to one by start_thread
*/
regs->areg[4] = (((unsigned long) ra) & 0x3fffffff) | 0x40000000;
- regs->areg[6] = (unsigned long) signal;
+ regs->areg[6] = (unsigned long) sig;
regs->areg[7] = (unsigned long) &frame->info;
regs->areg[8] = (unsigned long) &frame->uc;
regs->threadptr = tp;
@@ -412,7 +405,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set,
#if DEBUG_SIG
printk("SIG rt deliver (%s:%d): signal=%d sp=%p pc=%08x\n",
- current->comm, current->pid, signal, frame, regs->pc);
+ current->comm, current->pid, sig, frame, regs->pc);
#endif
return 0;
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