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From: Matthew Rosato <mjrosato@linux.ibm.com>
To: Anthony Krowiak <akrowiak@linux.ibm.com>,
	linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
	kvm@vger.kernel.org
Cc: jjherne@linux.ibm.com, borntraeger@de.ibm.com,
	pasic@linux.ibm.com, alex@shazbot.org, kwankhede@nvidia.com,
	fiuczy@linux.ibm.com, pbonzini@redhat.com, frankja@linux.ibm.com,
	imbrenda@linux.ibm.com, agordeev@linux.ibm.com,
	hca@linux.ibm.com, gor@linux.ibm.com, stable@vger.kernel.org
Subject: Re: [PATCH 1/4] s390/vfio-ap: Fix leak of pinned NIB and registered NISC in vfio_ap_irq_enable()
Date: Mon, 24 Aug 2026 15:56:45 -0400	[thread overview]
Message-ID: <50eab46c-adb2-4ed0-ba4e-cd61f458be25@linux.ibm.com> (raw)
In-Reply-To: <4bc189fa-ade2-46a9-a749-c9c8067f347a@linux.ibm.com>


>>> -        pr_warn("%s: apqn %04x: response: %02x\n", __func__, q->apqn,
>>> -            status.response_code);
>>> -        vfio_ap_irq_disable(q);
>>> +        pr_warn("%s: PQAP(AQIC) failed with response code %02x for
>>> apqn %04x\n",
>>> +            __func__, status.response_code, q->apqn);
>> LGTM, except Sashiko mentions the pr_warn here that you are updating has
>> a pre-existing issue.
>>
>> Since you're touching it already, do you think it makes sense to switch
>> to pr_warn_ratelimited with this patch?
> 
> Since this is a pre-existing problem not introduced with this patch and
> there is
> likewise another related problem not introduced by this patch, I am
> going to
> post a separated series with fixes to those two related issues.
> 
Isn't the change in pr_warn wording here also unnecessary/cosmetic?

Why don't you remove the change to pr_warn from this patch and re-word
it at the same time you convert it to VFIO_AP_DBF_WARN -- that way you
avoid touching/extending the pre-existing issue with this patch.

  reply	other threads:[~2026-08-24 19:56 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-24 13:58 [PATCH 0/4] Fix pre-existing bugs in vfio_ap device driver Anthony Krowiak
2026-08-24 13:58 ` [PATCH 1/4] s390/vfio-ap: Fix leak of pinned NIB and registered NISC in vfio_ap_irq_enable() Anthony Krowiak
2026-08-24 16:57   ` Matthew Rosato
2026-08-24 19:26     ` Anthony Krowiak
2026-08-24 19:39     ` Anthony Krowiak
2026-08-24 19:56       ` Matthew Rosato [this message]
2026-08-24 20:56         ` Anthony Krowiak
2026-08-24 21:03         ` Anthony Krowiak
2026-08-24 13:58 ` [PATCH 2/4] s390/vfio-ap: Fix failure to release IRQ notification eventfd contexts Anthony Krowiak
2026-08-24 17:04   ` Matthew Rosato
2026-08-24 13:58 ` [PATCH 3/4] s390/vfio-ap: Fix unbounded loop in apq_reset_check() Anthony Krowiak
2026-08-24 17:04   ` Matthew Rosato
2026-08-24 19:54     ` Anthony Krowiak
2026-08-24 20:08     ` Anthony Krowiak
2026-08-24 13:58 ` [PATCH 4/4] s390/vfio-ap: Use AP_DOMAINS for adm_add bitmap size in vfio_ap_mdev_cfg_add() Anthony Krowiak
2026-08-24 15:03   ` Jason J. Herne
2026-08-24 17:04   ` Matthew Rosato

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