linux-kernel - Re: [PATCH v3 3/8] KVM: selftests: Add configurable demand paging delay

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Message-ID: <20200107160404.GH219677@xz-x1>
Date:   Tue, 7 Jan 2020 11:04:04 -0500
From:   Peter Xu <peterx@...hat.com>
To:     Ben Gardon <bgardon@...gle.com>
Cc:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        linux-kselftest@...r.kernel.org,
        Paolo Bonzini <pbonzini@...hat.com>,
        Cannon Matthews <cannonmatthews@...gle.com>,
        Andrew Jones <drjones@...hat.com>
Subject: Re: [PATCH v3 3/8] KVM: selftests: Add configurable demand paging
 delay

On Mon, Dec 16, 2019 at 01:38:56PM -0800, Ben Gardon wrote:
> When running the demand paging test with the -u option, the User Fault
> FD handler essentially adds an arbitrary delay to page fault resolution.
> To enable better simulation of a real demand paging scenario, add a
> configurable delay to the UFFD handler.
> 
> Signed-off-by: Ben Gardon <bgardon@...gle.com>

Reviewed-by: Peter Xu <peterx@...hat.com>

-- 
Peter Xu