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-rw-r--r--arch/score/Kconfig1
-rw-r--r--arch/score/include/asm/Kbuild2
-rw-r--r--arch/score/include/asm/elf.h2
-rw-r--r--arch/score/include/asm/thread_info.h4
-rw-r--r--arch/score/include/asm/unistd.h5
-rw-r--r--arch/score/include/uapi/asm/Kbuild3
-rw-r--r--arch/score/kernel/process.c4
-rw-r--r--arch/score/kernel/signal.c1
-rw-r--r--arch/score/kernel/sys_score.c5
9 files changed, 14 insertions, 13 deletions
diff --git a/arch/score/Kconfig b/arch/score/Kconfig
index e2c8db4533dc..4f93a431a45a 100644
--- a/arch/score/Kconfig
+++ b/arch/score/Kconfig
@@ -5,6 +5,7 @@ config SCORE
select HAVE_GENERIC_HARDIRQS
select GENERIC_IRQ_SHOW
select GENERIC_IOMAP
+ select GENERIC_ATOMIC64
select HAVE_MEMBLOCK
select HAVE_MEMBLOCK_NODE_MAP
select ARCH_DISCARD_MEMBLOCK
diff --git a/arch/score/include/asm/Kbuild b/arch/score/include/asm/Kbuild
index b367abd4620f..ec697aeefd05 100644
--- a/arch/score/include/asm/Kbuild
+++ b/arch/score/include/asm/Kbuild
@@ -1,3 +1,5 @@
include include/asm-generic/Kbuild.asm
header-y +=
+
+generic-y += clkdev.h
diff --git a/arch/score/include/asm/elf.h b/arch/score/include/asm/elf.h
index f478ce94181f..5d566c7a0af2 100644
--- a/arch/score/include/asm/elf.h
+++ b/arch/score/include/asm/elf.h
@@ -54,7 +54,7 @@ typedef elf_fpreg_t elf_fpregset_t;
#define SET_PERSONALITY(ex) \
do { \
- set_personality(PER_LINUX); \
+ set_personality(PER_LINUX | (current->personality & (~PER_MASK))); \
} while (0)
struct task_struct;
diff --git a/arch/score/include/asm/thread_info.h b/arch/score/include/asm/thread_info.h
index a18006e97f1c..1425cc034872 100644
--- a/arch/score/include/asm/thread_info.h
+++ b/arch/score/include/asm/thread_info.h
@@ -86,16 +86,12 @@ register struct thread_info *__current_thread_info __asm__("r28");
#define TIF_NEED_RESCHED 2 /* rescheduling necessary */
#define TIF_NOTIFY_RESUME 5 /* callback before returning to user */
#define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */
-#define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling
- TIF_NEED_RESCHED */
#define TIF_MEMDIE 18 /* is terminating due to OOM killer */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
#define _TIF_SIGPENDING (1<<TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME)
-#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK)
-#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
#define _TIF_WORK_MASK (0x0000ffff)
diff --git a/arch/score/include/asm/unistd.h b/arch/score/include/asm/unistd.h
index 4aa957364d4d..a862384e9c16 100644
--- a/arch/score/include/asm/unistd.h
+++ b/arch/score/include/asm/unistd.h
@@ -1,6 +1,3 @@
-#if !defined(_ASM_SCORE_UNISTD_H) || defined(__SYSCALL)
-#define _ASM_SCORE_UNISTD_H
-
#define __ARCH_HAVE_MMU
#define __ARCH_WANT_SYSCALL_NO_AT
@@ -9,5 +6,3 @@
#define __ARCH_WANT_SYSCALL_DEPRECATED
#include <asm-generic/unistd.h>
-
-#endif /* _ASM_SCORE_UNISTD_H */
diff --git a/arch/score/include/uapi/asm/Kbuild b/arch/score/include/uapi/asm/Kbuild
new file mode 100644
index 000000000000..baebb3da1d44
--- /dev/null
+++ b/arch/score/include/uapi/asm/Kbuild
@@ -0,0 +1,3 @@
+# UAPI Header export list
+include include/uapi/asm-generic/Kbuild.asm
+
diff --git a/arch/score/kernel/process.c b/arch/score/kernel/process.c
index 2707023c7563..637970cfd3f4 100644
--- a/arch/score/kernel/process.c
+++ b/arch/score/kernel/process.c
@@ -27,6 +27,7 @@
#include <linux/reboot.h>
#include <linux/elfcore.h>
#include <linux/pm.h>
+#include <linux/rcupdate.h>
void (*pm_power_off)(void);
EXPORT_SYMBOL(pm_power_off);
@@ -50,9 +51,10 @@ void __noreturn cpu_idle(void)
{
/* endless idle loop with no priority at all */
while (1) {
+ rcu_idle_enter();
while (!need_resched())
barrier();
-
+ rcu_idle_exit();
schedule_preempt_disabled();
}
}
diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c
index e382c52ca0d9..c268bbf8b410 100644
--- a/arch/score/kernel/signal.c
+++ b/arch/score/kernel/signal.c
@@ -174,6 +174,7 @@ score_rt_sigreturn(struct pt_regs *regs)
/* It is more difficult to avoid calling this function than to
call it and ignore errors. */
do_sigaltstack((stack_t __user *)&st, NULL, regs->regs[0]);
+ regs->is_syscall = 0;
__asm__ __volatile__(
"mv\tr0, %0\n\t"
diff --git a/arch/score/kernel/sys_score.c b/arch/score/kernel/sys_score.c
index e478bf9a7e91..d45cf00a3351 100644
--- a/arch/score/kernel/sys_score.c
+++ b/arch/score/kernel/sys_score.c
@@ -92,14 +92,14 @@ asmlinkage long
score_execve(struct pt_regs *regs)
{
int error;
- char *filename;
+ struct filename *filename;
filename = getname((char __user*)regs->regs[4]);
error = PTR_ERR(filename);
if (IS_ERR(filename))
return error;
- error = do_execve(filename,
+ error = do_execve(filename->name,
(const char __user *const __user *)regs->regs[5],
(const char __user *const __user *)regs->regs[6],
regs);
@@ -112,6 +112,7 @@ score_execve(struct pt_regs *regs)
* Do a system call from kernel instead of calling sys_execve so we
* end up with proper pt_regs.
*/
+asmlinkage
int kernel_execve(const char *filename,
const char *const argv[],
const char *const envp[])