linux-kernel - [PATCH] powerpc/47x: Disable 256k page size

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Message-Id: <2fed79b1154c872194f98bac4422c23918325e61.1611039590.git.christophe.leroy@csgroup.eu>
Date:   Tue, 19 Jan 2021 07:00:00 +0000 (UTC)
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH] powerpc/47x: Disable 256k page size

PPC47x_TLBE_SIZE isn't defined for 256k pages, so
this size of page shall not be selected for 47x.

Reported-by: kernel test robot <lkp@...el.com>
Fixes: e7f75ad01d59 ("powerpc/47x: Base ppc476 support")
Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 arch/powerpc/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 107bb4319e0e..a685e42d3993 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -772,7 +772,7 @@ config PPC_64K_PAGES
 
 config PPC_256K_PAGES
 	bool "256k page size"
-	depends on 44x && !STDBINUTILS
+	depends on 44x && !STDBINUTILS && !PPC_47x
 	help
 	  Make the page size 256k.
 
-- 
2.25.0