From: Anton Vorontsov <avorontsov@ru.mvista.com>
Date: Wed, 30 Dec 2009 07:40:17 +0000 (+0000)
Subject: powerpc/swsusp_32: Fix TLB invalidation
X-Git-Tag: accepted/tizen/common/20141203.182822~12959^2~14
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e443ed35606cf921cbf9d6949010a5b36bbe747d;p=platform%2Fkernel%2Flinux-arm64.git

powerpc/swsusp_32: Fix TLB invalidation

It seems there is a thinko in the TLB invalidation code that makes the
tlbie in the loop executed just once. The intended check was probably
'gt', not 'lt'.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

diff --git a/arch/powerpc/kernel/swsusp_32.S b/arch/powerpc/kernel/swsusp_32.S
index b47d8ce..b0754e2 100644
--- a/arch/powerpc/kernel/swsusp_32.S
+++ b/arch/powerpc/kernel/swsusp_32.S
@@ -303,7 +303,7 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
 	lis	r4,0x1000
 1:	addic.	r4,r4,-0x1000
 	tlbie	r4
-	blt	1b
+	bgt	1b
 	sync
 
 	/* restore the MSR and turn on the MMU */