KVM: arm64: Add ioctl to fetch/store tags in a guest

[linux-2.6-microblaze.git] / arch / arm64 / include / asm / mte-def.h

diff --git a/arch/arm64/include/asm/mte-def.h b/arch/arm64/include/asm/mte-def.h
index cf241b0..626d359 100644 (file)
--- a/arch/arm64/include/asm/mte-def.h
+++ b/arch/arm64/include/asm/mte-def.h
@@ -7,6 +7,7 @@
 
 #define MTE_GRANULE_SIZE       UL(16)
 #define MTE_GRANULE_MASK       (~(MTE_GRANULE_SIZE - 1))
+#define MTE_GRANULES_PER_PAGE  (PAGE_SIZE / MTE_GRANULE_SIZE)
 #define MTE_TAG_SHIFT          56
 #define MTE_TAG_SIZE           4
 #define MTE_TAG_MASK           GENMASK((MTE_TAG_SHIFT + (MTE_TAG_SIZE - 1)), MTE_TAG_SHIFT)