ARC: mm: do_page_fault refactor #2: remove short lived variable (13e2cc12) · Commits · 戴 / test

arch/arc/mm/fault.c

+1 −6

Original line number	Diff line number	Diff line
		@@ -64,23 +64,18 @@ void do_page_fault(unsigned long address, struct pt_regs *regs)
		struct task_struct *tsk = current;
		struct mm_struct *mm = tsk->mm;
		int si_code = SEGV_MAPERR;
		int ret;
		vm_fault_t fault;
		int write = regs->ecr_cause & ECR_C_PROTV_STORE; /* ST/EX */
		unsigned int flags = FAULT_FLAG_ALLOW_RETRY \| FAULT_FLAG_KILLABLE;

		/*
		* We fault-in kernel-space virtual memory on-demand. The
		* 'reference' page table is init_mm.pgd.
		*
		* NOTE! We MUST NOT take any locks for this case. We may
		* be in an interrupt or a critical region, and should
		* only copy the information from the master page table,
		* nothing more.
		*/
		if (address >= VMALLOC_START && !user_mode(regs)) {
		ret = handle_kernel_vaddr_fault(address);
		if (unlikely(ret))
		if (unlikely(handle_kernel_vaddr_fault(address)))
		goto no_context;
		else
		return;