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KVM: Make KVM_PRIVATE_MEM_SLOTS optional

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Seems like everyone copied x86 and defined 4 private memory slots
that never actually get used.  Even x86 only uses 3 of the 4.  These
aren't exposed so there's no need to add padding.

Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Alex Williamson
2012-12-10 10:33:15 -07:00
committed by Marcelo Tosatti
parent bbacc0c111
commit 0743247fbf
5 changed files with 7 additions and 9 deletions
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4
arch/x86/include/asm/kvm_host.h
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@@ -34,8 +34,8 @@
#define KVM_MAX_VCPUS 254
#define KVM_SOFT_MAX_VCPUS 160
#define KVM_USER_MEM_SLOTS 32
/* memory slots that does not exposed to userspace */
#define KVM_PRIVATE_MEM_SLOTS 4
/* memory slots that are not exposed to userspace */
#define KVM_PRIVATE_MEM_SLOTS 3
#define KVM_MEM_SLOTS_NUM (KVM_USER_MEM_SLOTS + KVM_PRIVATE_MEM_SLOTS)
#define KVM_MMIO_SIZE 16