diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2019-02-17 21:59:33 +0100 |
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committer | Linus Walleij <linus.walleij@linaro.org> | 2019-02-17 21:59:33 +0100 |
commit | 8fab3d713ca36bf4ad4dadec0bf38f5e70b8999d (patch) | |
tree | 18cdadced0870584ceffa02eed47f4c86da8263c /arch/x86/kernel/kvm.c | |
parent | 760a160e8b899f5ebcab99da17feebbe40ec42f1 (diff) | |
parent | 68b7587baabfa42ca5625b709691358fee51b9d8 (diff) |
Merge tag 'gpio-v5.1-updates-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into devel
gpio updates for v5.1
- support for a new variant of pca953x
- documentation fix from Wolfram
- some tegra186 name changes
- two minor fixes for madera and altera-a10sr
Diffstat (limited to 'arch/x86/kernel/kvm.c')
-rw-r--r-- | arch/x86/kernel/kvm.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index ba4bfb7f6a36..5c93a65ee1e5 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -457,6 +457,7 @@ static void __send_ipi_mask(const struct cpumask *mask, int vector) #else u64 ipi_bitmap = 0; #endif + long ret; if (cpumask_empty(mask)) return; @@ -482,8 +483,9 @@ static void __send_ipi_mask(const struct cpumask *mask, int vector) } else if (apic_id < min + KVM_IPI_CLUSTER_SIZE) { max = apic_id < max ? max : apic_id; } else { - kvm_hypercall4(KVM_HC_SEND_IPI, (unsigned long)ipi_bitmap, + ret = kvm_hypercall4(KVM_HC_SEND_IPI, (unsigned long)ipi_bitmap, (unsigned long)(ipi_bitmap >> BITS_PER_LONG), min, icr); + WARN_ONCE(ret < 0, "KVM: failed to send PV IPI: %ld", ret); min = max = apic_id; ipi_bitmap = 0; } @@ -491,8 +493,9 @@ static void __send_ipi_mask(const struct cpumask *mask, int vector) } if (ipi_bitmap) { - kvm_hypercall4(KVM_HC_SEND_IPI, (unsigned long)ipi_bitmap, + ret = kvm_hypercall4(KVM_HC_SEND_IPI, (unsigned long)ipi_bitmap, (unsigned long)(ipi_bitmap >> BITS_PER_LONG), min, icr); + WARN_ONCE(ret < 0, "KVM: failed to send PV IPI: %ld", ret); } local_irq_restore(flags); |