From: Vineet Gupta <vgupta@synopsys.com>
Date: Thu, 29 Aug 2013 12:12:02 +0000 (+0530)
Subject: ARC: No need to flush the TLB in early boot
X-Git-Tag: firefly_0821_release~176^2~5380^2~11
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c0857f5d0e747dbbf53d8f27bcf7d977aac33760;p=firefly-linux-kernel-4.4.55.git

ARC: No need to flush the TLB in early boot

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
---

diff --git a/arch/arc/mm/tlb.c b/arch/arc/mm/tlb.c
index f58d5f62bccc..7646a96f3155 100644
--- a/arch/arc/mm/tlb.c
+++ b/arch/arc/mm/tlb.c
@@ -577,13 +577,6 @@ void arc_mmu_init(void)
 	if (mmu->pg_sz != PAGE_SIZE)
 		panic("MMU pg size != PAGE_SIZE (%luk)\n", TO_KB(PAGE_SIZE));
 
-	/*
-	 * ASID mgmt data structures are compile time init
-	 *  asid_cache = FIRST_ASID and asid_mm_map[] all zeroes
-	 */
-
-	local_flush_tlb_all();
-
 	/* Enable the MMU */
 	write_aux_reg(ARC_REG_PID, MMU_ENABLE);