svn commit: r308436 - stable/10/sys/amd64/vmm/amd
Andriy Gapon
avg at FreeBSD.org
Tue Nov 8 07:18:40 UTC 2016
Author: avg
Date: Tue Nov 8 07:18:39 2016
New Revision: 308436
URL: https://svnweb.freebsd.org/changeset/base/308436
Log:
MFC r307903,307904,308039,308050: vmm/svm: iopm_bitmap and msr_bitmap
must be contiguous in physical memory
Modified:
stable/10/sys/amd64/vmm/amd/svm.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/amd64/vmm/amd/svm.c
==============================================================================
--- stable/10/sys/amd64/vmm/amd/svm.c Tue Nov 8 07:18:33 2016 (r308435)
+++ stable/10/sys/amd64/vmm/amd/svm.c Tue Nov 8 07:18:39 2016 (r308436)
@@ -515,10 +515,11 @@ svm_vminit(struct vm *vm, pmap_t pmap)
{
struct svm_softc *svm_sc;
struct svm_vcpu *vcpu;
- vm_paddr_t msrpm_pa, iopm_pa, pml4_pa;
+ vm_paddr_t msrpm_pa, iopm_pa, pml4_pa;
int i;
- svm_sc = malloc(sizeof (struct svm_softc), M_SVM, M_WAITOK | M_ZERO);
+ svm_sc = contigmalloc(sizeof (*svm_sc), M_SVM, M_WAITOK | M_ZERO,
+ 0, ~(vm_paddr_t)0, PAGE_SIZE, 0);
svm_sc->vm = vm;
svm_sc->nptp = (vm_offset_t)vtophys(pmap->pm_pml4);
@@ -535,7 +536,7 @@ svm_vminit(struct vm *vm, pmap_t pmap)
svm_msr_rw_ok(svm_sc->msr_bitmap, MSR_GSBASE);
svm_msr_rw_ok(svm_sc->msr_bitmap, MSR_FSBASE);
svm_msr_rw_ok(svm_sc->msr_bitmap, MSR_KGSBASE);
-
+
svm_msr_rw_ok(svm_sc->msr_bitmap, MSR_STAR);
svm_msr_rw_ok(svm_sc->msr_bitmap, MSR_LSTAR);
svm_msr_rw_ok(svm_sc->msr_bitmap, MSR_CSTAR);
@@ -2043,7 +2044,7 @@ svm_vmcleanup(void *arg)
{
struct svm_softc *sc = arg;
- free(sc, M_SVM);
+ contigfree(sc, sizeof (*sc), M_SVM);
}
static register_t *
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