[RFC PATCH 22/25] powerpc/book3s64/kuep: Use Key 3 to implement KUEP with hash translation.

Aneesh Kumar K.V aneesh.kumar at linux.ibm.com
Mon Apr 27 18:05:03 AEST 2020


Radix use IAMR Key 0 and hash translation use IAMR key 3.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar at linux.ibm.com>
---
 arch/powerpc/include/asm/book3s/64/kup.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/include/asm/book3s/64/kup.h b/arch/powerpc/include/asm/book3s/64/kup.h
index 7ccbe2653273..ae03b6341f88 100644
--- a/arch/powerpc/include/asm/book3s/64/kup.h
+++ b/arch/powerpc/include/asm/book3s/64/kup.h
@@ -7,7 +7,7 @@
 
 #define AMR_KUAP_BLOCK_READ	UL(0x5455555555555555)
 #define AMR_KUAP_BLOCK_WRITE	UL(0xa8aaaaaaaaaaaaaa)
-#define AMR_KUEP_BLOCKED	(1UL << 62)
+#define AMR_KUEP_BLOCKED	UL(0x5455555555555555)
 #define AMR_KUAP_BLOCKED	(AMR_KUAP_BLOCK_READ | AMR_KUAP_BLOCK_WRITE)
 
 #ifdef __ASSEMBLY__
-- 
2.25.3



More information about the Linuxppc-dev mailing list