diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/asm/kvm_host.h | 1 | ||||
| -rw-r--r-- | arch/mips/include/asm/processor.h | 2 | ||||
| -rw-r--r-- | arch/mips/kernel/setup.c | 3 | ||||
| -rw-r--r-- | arch/mips/kvm/interrupt.h | 1 | ||||
| -rw-r--r-- | arch/mips/kvm/locore.S | 1 | ||||
| -rw-r--r-- | arch/mips/kvm/mips.c | 11 |
6 files changed, 17 insertions, 2 deletions
diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h index 3585af093576..ab518d14b7b0 100644 --- a/arch/mips/include/asm/kvm_host.h +++ b/arch/mips/include/asm/kvm_host.h @@ -370,6 +370,7 @@ struct kvm_mips_tlb { #define KVM_MIPS_GUEST_TLB_SIZE 64 struct kvm_vcpu_arch { void *host_ebase, *guest_ebase; + int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu); unsigned long host_stack; unsigned long host_gp; diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h index 9b3b48e21c22..6ec90a19be70 100644 --- a/arch/mips/include/asm/processor.h +++ b/arch/mips/include/asm/processor.h @@ -51,7 +51,7 @@ extern unsigned int vced_count, vcei_count; * User space process size: 2GB. This is hardcoded into a few places, * so don't change it unless you know what you are doing. */ -#define TASK_SIZE 0x7fff8000UL +#define TASK_SIZE 0x80000000UL #endif #define STACK_TOP_MAX TASK_SIZE diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index be73c491182b..49b52035226c 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -686,6 +686,9 @@ static void __init arch_mem_init(char **cmdline_p) for_each_memblock(reserved, reg) if (reg->size != 0) reserve_bootmem(reg->base, reg->size, BOOTMEM_DEFAULT); + + reserve_bootmem_region(__pa_symbol(&__nosave_begin), + __pa_symbol(&__nosave_end)); /* Reserve for hibernation */ } static void __init resource_init(void) diff --git a/arch/mips/kvm/interrupt.h b/arch/mips/kvm/interrupt.h index 4ab4bdfad703..2143884709e4 100644 --- a/arch/mips/kvm/interrupt.h +++ b/arch/mips/kvm/interrupt.h @@ -28,6 +28,7 @@ #define MIPS_EXC_MAX 12 /* XXXSL More to follow */ +extern char __kvm_mips_vcpu_run_end[]; extern char mips32_exception[], mips32_exceptionEnd[]; extern char mips32_GuestException[], mips32_GuestExceptionEnd[]; diff --git a/arch/mips/kvm/locore.S b/arch/mips/kvm/locore.S index d1ee95a7f7dd..ae01e7fe4e1c 100644 --- a/arch/mips/kvm/locore.S +++ b/arch/mips/kvm/locore.S @@ -235,6 +235,7 @@ FEXPORT(__kvm_mips_load_k0k1) /* Jump to guest */ eret +EXPORT(__kvm_mips_vcpu_run_end) VECTOR(MIPSX(exception), unknown) /* Find out what mode we came from and jump to the proper handler. */ diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index 3e12912ce828..69311b9c551e 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -312,6 +312,15 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id) memcpy(gebase + offset, mips32_GuestException, mips32_GuestExceptionEnd - mips32_GuestException); +#ifdef MODULE + offset += mips32_GuestExceptionEnd - mips32_GuestException; + memcpy(gebase + offset, (char *)__kvm_mips_vcpu_run, + __kvm_mips_vcpu_run_end - (char *)__kvm_mips_vcpu_run); + vcpu->arch.vcpu_run = gebase + offset; +#else + vcpu->arch.vcpu_run = __kvm_mips_vcpu_run; +#endif + /* Invalidate the icache for these ranges */ local_flush_icache_range((unsigned long)gebase, (unsigned long)gebase + ALIGN(size, PAGE_SIZE)); @@ -401,7 +410,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *run) /* Disable hardware page table walking while in guest */ htw_stop(); - r = __kvm_mips_vcpu_run(run, vcpu); + r = vcpu->arch.vcpu_run(run, vcpu); /* Re-enable HTW before enabling interrupts */ htw_start(); |