Re: [PATCH v2] KVM: selftests: hyperv_tlb_flush: replace NOP loop with udelay()
Sean Christopherson <[email protected]>
| Newsgroups | org.kernel.vger.kernel-janitors,org.kernel.vger.kvm,org.kernel.vger.linux-kernel,org.kernel.vger.linux-kselftest |
|---|---|
| Message-ID | <[email protected]> |
On Wed, 22 Apr 2026 15:03:07 +0200, Piotr Zarycki wrote:
> Replace the open-coded NOP loop with udelay() which was added to KVM
> selftests in commit 6b878cbb87bf ("KVM: selftests: Add guest udelay()
> utility for x86"). The NOP loop is CPU speed dependent while udelay()
> provides a deterministic delay regardless of host CPU frequency.
Applied to kvm-x86 selftests, thanks!
[1/1] KVM: selftests: hyperv_tlb_flush: replace NOP loop with udelay()
https://github.com/kvm-x86/linux/commit/749fbf2bdcd7
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