[kvmtool PATCH v4 22/24] kvmtool: arm64: Add support for guest physical address size
From: suzuki.poulose@arm.com (Suzuki K Poulose)
Date: 2018-07-18 09:19:05
Also in:
kvm, kvmarm
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add an option to specify the physical address size used by this VM. Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> --- arm/aarch64/include/kvm/kvm-config-arch.h | 5 ++++- arm/include/arm-common/kvm-config-arch.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/arm/aarch64/include/kvm/kvm-config-arch.h b/arm/aarch64/include/kvm/kvm-config-arch.h
index 04be43d..dabd22c 100644
--- a/arm/aarch64/include/kvm/kvm-config-arch.h
+++ b/arm/aarch64/include/kvm/kvm-config-arch.h@@ -8,7 +8,10 @@ "Create PMUv3 device"), \ OPT_U64('\0', "kaslr-seed", &(cfg)->kaslr_seed, \ "Specify random seed for Kernel Address Space " \ - "Layout Randomization (KASLR)"), + "Layout Randomization (KASLR)"), \ + OPT_INTEGER('\0', "phys-shift", &(cfg)->phys_shift, \ + "Specify maximum physical address size (not " \ + "the amount of memory)"), #include "arm-common/kvm-config-arch.h"
diff --git a/arm/include/arm-common/kvm-config-arch.h b/arm/include/arm-common/kvm-config-arch.h
index 6a196f1..e0b531e 100644
--- a/arm/include/arm-common/kvm-config-arch.h
+++ b/arm/include/arm-common/kvm-config-arch.h@@ -11,6 +11,7 @@ struct kvm_config_arch { bool has_pmuv3; u64 kaslr_seed; enum irqchip_type irqchip; + int phys_shift; }; int irqchip_parser(const struct option *opt, const char *arg, int unset);
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2.7.4