diff options
| author | grehan <grehan@FreeBSD.org> | 2014-11-23 23:07:21 +0000 |
|---|---|---|
| committer | grehan <grehan@FreeBSD.org> | 2014-11-23 23:07:21 +0000 |
| commit | 205a8351f4c165f2b2718f477fd5ec474dec2160 (patch) | |
| tree | 89d61fcb4edc58eb3c3602227f18ce5e8cd6d9fa /sys/amd64/vmm | |
| parent | 370dd13218b8a5490564fcc006eb30703ff105a0 (diff) | |
| download | FreeBSD-src-205a8351f4c165f2b2718f477fd5ec474dec2160.zip FreeBSD-src-205a8351f4c165f2b2718f477fd5ec474dec2160.tar.gz | |
Change the lower bound for guest vmspace allocation to 0 instead of
using the VM_MIN_ADDRESS constant.
HardenedBSD redefines VM_MIN_ADDRESS to be 64K, which results in
bhyve VM startup failing. Guest memory is always assumed to start
at 0 so use the absolute value instead.
Reported by: Shawn Webb, lattera at gmail com
Reviewed by: neel, grehan
Obtained from: Oliver Pinter via HardenedBSD
https://github.com/HardenedBSD/hardenedBSD/commit/23bd719ce1e3a8cc42fc8317b1c7c6d9e74dcba0
MFC after: 1 week
Diffstat (limited to 'sys/amd64/vmm')
| -rw-r--r-- | sys/amd64/vmm/vmm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/amd64/vmm/vmm.c b/sys/amd64/vmm/vmm.c index aaa9d23..e7fbada 100644 --- a/sys/amd64/vmm/vmm.c +++ b/sys/amd64/vmm/vmm.c @@ -389,7 +389,7 @@ vm_create(const char *name, struct vm **retvm) if (name == NULL || strlen(name) >= VM_MAX_NAMELEN) return (EINVAL); - vmspace = VMSPACE_ALLOC(VM_MIN_ADDRESS, VM_MAXUSER_ADDRESS); + vmspace = VMSPACE_ALLOC(0, VM_MAXUSER_ADDRESS); if (vmspace == NULL) return (ENOMEM); |
