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-rw-r--r--qemu-options.hx7
1 files changed, 6 insertions, 1 deletions
diff --git a/qemu-options.hx b/qemu-options.hx
index 804a2d1739..5f96f356c3 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -38,7 +38,8 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
" supported accelerators are kvm, xen, tcg (default: tcg)\n"
" kernel_irqchip=on|off controls accelerated irqchip support\n"
" kvm_shadow_mem=size of KVM shadow MMU\n"
- " dump-guest-core=on|off include guest memory in a core dump (default=on)\n",
+ " dump-guest-core=on|off include guest memory in a core dump (default=on)\n"
+ " mem-merge=on|off controls memory merge support (default: on)\n",
QEMU_ARCH_ALL)
STEXI
@item -machine [type=]@var{name}[,prop=@var{value}[,...]]
@@ -57,6 +58,10 @@ Enables in-kernel irqchip support for the chosen accelerator when available.
Defines the size of the KVM shadow MMU.
@item dump-guest-core=on|off
Include guest memory in a core dump. The default is on.
+@item mem-merge=on|off
+Enables or disables memory merge support. This feature, when supported by
+the host, de-duplicates identical memory pages among VMs instances
+(enabled by default).
@end table
ETEXI