diff options
Diffstat (limited to 'arch/arc/kernel/process.c')
| -rw-r--r-- | arch/arc/kernel/process.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/arch/arc/kernel/process.c b/arch/arc/kernel/process.c index 315528f04bc1..efeba1fe7252 100644 --- a/arch/arc/kernel/process.c +++ b/arch/arc/kernel/process.c @@ -90,10 +90,10 @@ fault: if (unlikely(ret != -EFAULT)) goto fail; - down_read(¤t->mm->mmap_sem); - ret = fixup_user_fault(current, current->mm, (unsigned long) uaddr, + mmap_read_lock(current->mm); + ret = fixup_user_fault(current->mm, (unsigned long) uaddr, FAULT_FLAG_WRITE, NULL); - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); if (likely(!ret)) goto again; @@ -173,8 +173,9 @@ asmlinkage void ret_from_fork(void); * | user_r25 | * ------------------ <===== END of PAGE */ -int copy_thread_tls(unsigned long clone_flags, unsigned long usp, - unsigned long kthread_arg, struct task_struct *p, unsigned long tls) +int copy_thread(unsigned long clone_flags, unsigned long usp, + unsigned long kthread_arg, struct task_struct *p, + unsigned long tls) { struct pt_regs *c_regs; /* child's pt_regs */ unsigned long *childksp; /* to unwind out of __switch_to() */ @@ -295,11 +296,6 @@ void flush_thread(void) { } -int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) -{ - return 0; -} - int elf_check_arch(const struct elf32_hdr *x) { unsigned int eflags; |