Commit 2806ccd7 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

[MIPS] Delete duplicate call to load_irq_save. 



This call may have resulted to local_tlb_flush_range returning with
interrupts disabled resulting in excessive interrupt latency.

Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent c80697b3

arch/mips/mm/tlb-r4k.c

+0 −1
Original line number Diff line number Diff line
@@ -106,7 +106,6 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start, 
		ENTER_CRITICAL(flags);

		size = (end - start + (PAGE_SIZE - 1)) >> PAGE_SHIFT;

		size = (size + 1) >> 1;

		local_irq_save(flags);

		if (size <= current_cpu_data.tlbsize/2) {

			int oldpid = read_c0_entryhi();

			int newpid = cpu_asid(cpu, mm);