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Date: Sat, 11 Apr 2015 22:47:47 +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,
will.deacon@....com, hskinnemoen@...il.com, egtvedt@...fundet.no,
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 08/24] frv: 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/blackfin/kernel/signal.c | 2 +-
arch/frv/include/asm/thread_info.h | 2 --
arch/frv/kernel/asm-offsets.c | 1 -
arch/frv/kernel/signal.c | 20 ++++----------------
4 files changed, 5 insertions(+), 20 deletions(-)
diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c
index 1982a14..ea570db 100644
--- a/arch/blackfin/kernel/signal.c
+++ b/arch/blackfin/kernel/signal.c
@@ -151,7 +151,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
frame = get_sigframe(ksig, sizeof(*frame));
- err |= __put_user(sig->sig, &frame->sig);
+ err |= __put_user(ksig->sig, &frame->sig);
err |= __put_user(&frame->info, &frame->pinfo);
err |= __put_user(&frame->uc, &frame->puc);
diff --git a/arch/frv/include/asm/thread_info.h b/arch/frv/include/asm/thread_info.h
index 6b917f1..ccba3b6 100644
--- a/arch/frv/include/asm/thread_info.h
+++ b/arch/frv/include/asm/thread_info.h
@@ -31,7 +31,6 @@
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 */
@@ -59,7 +58,6 @@ 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/frv/kernel/asm-offsets.c b/arch/frv/kernel/asm-offsets.c
index 446e89d..8414293 100644
--- a/arch/frv/kernel/asm-offsets.c
+++ b/arch/frv/kernel/asm-offsets.c
@@ -34,7 +34,6 @@ void foo(void)
{
/* offsets into the thread_info structure */
OFFSET(TI_TASK, thread_info, task);
- OFFSET(TI_EXEC_DOMAIN, thread_info, exec_domain);
OFFSET(TI_FLAGS, thread_info, flags);
OFFSET(TI_STATUS, thread_info, status);
OFFSET(TI_CPU, thread_info, cpu);
diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c
index 336713a..75c602d 100644
--- a/arch/frv/kernel/signal.c
+++ b/arch/frv/kernel/signal.c
@@ -174,7 +174,7 @@ static inline void __user *get_sigframe(struct ksignal *ksig,
static int setup_frame(struct ksignal *ksig, sigset_t *set)
{
struct sigframe __user *frame;
- int rsig, sig = ksig->sig;
+ int sig = ksig->sig;
set_fs(USER_DS);
@@ -183,13 +183,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set)
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
return -EFAULT;
- rsig = sig;
- if (sig < 32 &&
- __current_thread_info->exec_domain &&
- __current_thread_info->exec_domain->signal_invmap)
- rsig = __current_thread_info->exec_domain->signal_invmap[sig];
-
- if (__put_user(rsig, &frame->sig) < 0)
+ if (__put_user(sig, &frame->sig) < 0)
return -EFAULT;
if (setup_sigcontext(&frame->sc, set->sig[0]))
@@ -255,7 +249,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set)
static int setup_rt_frame(struct ksignal *ksig, sigset_t *set)
{
struct rt_sigframe __user *frame;
- int rsig, sig = ksig->sig;
+ int sig = ksig->sig;
set_fs(USER_DS);
@@ -264,13 +258,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set)
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
return -EFAULT;
- rsig = sig;
- if (sig < 32 &&
- __current_thread_info->exec_domain &&
- __current_thread_info->exec_domain->signal_invmap)
- rsig = __current_thread_info->exec_domain->signal_invmap[sig];
-
- if (__put_user(rsig, &frame->sig) ||
+ if (__put_user(sig, &frame->sig) ||
__put_user(&frame->info, &frame->pinfo) ||
__put_user(&frame->uc, &frame->puc))
return -EFAULT;
--
1.8.4.5
--
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