Commit 13e2cc12 authored by Vineet Gupta's avatar Vineet Gupta
Browse files

ARC: mm: do_page_fault refactor #2: remove short lived variable 



Compiler will do this anyways, still..

No functional change.

Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
parent 450e5b6f

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;