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

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Message-ID: <efaf168e-feca-2c09-96e1-3f58be9853bf@suse.com>
Date:   Wed, 16 Jan 2019 15:33:24 +0100
From:   Juergen Gross <jgross@...e.com>
To:     Boris Ostrovsky <boris.ostrovsky@...cle.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 16/01/2019 14:17, Boris Ostrovsky wrote:
> 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()?

What a nice and simple idea!

Extra patch or V4?


Juergen