linux-kernel - Re: [PATCH v3] xen: Fix x86 sched

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Message-ID: <20190116131703.GB2793@localhost.localdomain>
Date:   Wed, 16 Jan 2019 08:17:03 -0500
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Juergen Gross <jgross@...e.com>
Cc:     Hans van Kranenburg <hans@...rrie.org>,
        linux-kernel@...r.kernel.org, xen-devel@...ts.xenproject.org,
        x86@...nel.org, sstabellini@...nel.org, hpa@...or.com,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
        stable@...r.kernel.org
Subject: Re: [PATCH v3] xen: Fix x86 sched_clock() interface for xen

On Wed, Jan 16, 2019 at 08:50:13AM +0100, Juergen Gross wrote:

> @@ -1650,13 +1650,14 @@ void xen_callback_vector(void)
>                         xen_have_vector_callback = 0;
>                         return;
>                 }
> -               pr_info("Xen HVM callback vector for event delivery is
> enabled\n");
> +               if (!silent)
> +                       pr_info("Xen HVM callback vector for event
> delivery is enabled\n");

How about replacing pr_info() with pr_info_once()?

-boris