From: Linu Cherian Date: Wed, 8 Mar 2017 06:08:35 +0000 (+0530) Subject: KVM: arm64: Increase number of user memslots to 512 X-Git-Tag: v4.14-rc1~1167^2~1^2~5 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=955a3fc6d2a1c11d6d00bce4f3816100ce0530cf;p=platform%2Fkernel%2Flinux-rpi3.git KVM: arm64: Increase number of user memslots to 512 Having only 32 memslots is a real constraint for the maximum number of PCI devices that can be assigned to a single guest. Assuming each PCI device/virtual function having two memory BAR regions, we could assign only 15 devices/virtual functions to a guest. Hence increase KVM_USER_MEM_SLOTS to 512 as done in other archs like powerpc. Reviewed-by: Christoffer Dall Signed-off-by: Linu Cherian Signed-off-by: Marc Zyngier --- diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 6ac17ee..e7705e7 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -30,7 +30,7 @@ #define __KVM_HAVE_ARCH_INTC_INITIALIZED -#define KVM_USER_MEM_SLOTS 32 +#define KVM_USER_MEM_SLOTS 512 #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 #define KVM_HALT_POLL_NS_DEFAULT 500000