[PATCH kvmtool 3/5] riscv: Add Svpbmt extension support

Anup Patel apatel at ventanamicro.com
Mon Aug 15 03:13:23 PDT 2022


The Svpbmt extension allows PTE based memory attributes in page tables.
This extension also allows Guest/VM to use PTE based memory attributes
in VS-stage page tables so let us add it Guest/VM ISA string when KVM
RISC-V supports it.

Signed-off-by: Anup Patel <apatel at ventanamicro.com>
---
 riscv/fdt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/riscv/fdt.c b/riscv/fdt.c
index 1818cf7..eb7851e 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -17,6 +17,7 @@ struct isa_ext_info {
 };
 
 struct isa_ext_info isa_info_arr[] = {
+	{"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT},
 };
 
 static void dump_fdt(const char *dtb_file, void *fdt)
-- 
2.34.1




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