linux-kernel - [PATCH v3 06/11] powerpc/8xx: Remove duplicated code in set

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Message-Id: <20150203113817.CA7371A5F18@localhost.localdomain>
Date:	Tue,  3 Feb 2015 12:38:17 +0100 (CET)
From:	Christophe Leroy <christophe.leroy@....fr>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Michael Ellerman <mpe@...erman.id.au>, scottwood@...escale.com
CC:	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	Joakim Tjernlund <joakim.tjernlund@...nsmode.se>
Subject: [PATCH v3 06/11] powerpc/8xx: Remove duplicated code in set_context()

Signed-off-by: Christophe Leroy <christophe.leroy@....fr>

---
v2: no change
v3: no change

 arch/powerpc/kernel/head_8xx.S | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index a485ad7..a1571b3 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -853,23 +853,21 @@ _GLOBAL(set_context)
 	 */
 	li	r5, (swapper_pg_dir-PAGE_OFFSET)@l
 	sub	r4, r4, r5
+	tophys	(r4, r4)
 #ifdef CONFIG_8xx_CPU6
 	lis	r6, cpu6_errata_word@h
 	ori	r6, r6, cpu6_errata_word@l
-	tophys	(r4, r4)
 	li	r7, 0x3f80
 	stw	r7, 12(r6)
 	lwz	r7, 12(r6)
+#endif
 	mtspr	SPRN_M_TW, r4		/* Update pointeur to level 1 table */
+#ifdef CONFIG_8xx_CPU6
 	li	r7, 0x3380
 	stw	r7, 12(r6)
 	lwz	r7, 12(r6)
-        mtspr   SPRN_M_CASID, r3             /* Update context */
-#else
-        mtspr   SPRN_M_CASID,r3		/* Update context */
-	tophys	(r4, r4)
-	mtspr	SPRN_M_TW, r4		/* and pgd */
 #endif
+	mtspr	SPRN_M_CASID, r3	/* Update context */
 	SYNC
 	blr
 
-- 
2.1.0

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