diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-10 10:17:45 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-10 10:17:45 +0100 |
commit | 9c96f401e91a4358eb4a5e227c1521dea1c20127 (patch) | |
tree | e8a0b78324510ba6133c58cc05b2cb2f3876745e /arch/x86/kvm/lapic.c | |
parent | 1528e40fd7d382e9668d3a1876a83d30bb04d554 (diff) | |
parent | 40e020c129cfc991e8ab4736d2665351ffd1468d (diff) |
Merge 4.20-rc6 into tty-next
We want the TTY changes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/kvm/lapic.c')
-rw-r--r-- | arch/x86/kvm/lapic.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 89db20f8cb70..c4533d05c214 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -55,7 +55,7 @@ #define PRIo64 "o" /* #define apic_debug(fmt,arg...) printk(KERN_WARNING fmt,##arg) */ -#define apic_debug(fmt, arg...) +#define apic_debug(fmt, arg...) do {} while (0) /* 14 is the version for Xeon and Pentium 8.4.8*/ #define APIC_VERSION (0x14UL | ((KVM_APIC_LVT_NUM - 1) << 16)) @@ -576,6 +576,11 @@ int kvm_pv_send_ipi(struct kvm *kvm, unsigned long ipi_bitmap_low, rcu_read_lock(); map = rcu_dereference(kvm->arch.apic_map); + if (unlikely(!map)) { + count = -EOPNOTSUPP; + goto out; + } + if (min > map->max_apic_id) goto out; /* Bits above cluster_size are masked in the caller. */ |