From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: bvanassche@acm.org, linux-scsi@vger.kernel.org,
ming.lei@redhat.com, john.garry@huawei.com,
haiyangz@microsoft.com, Dexuan Cui <decui@microsoft.com>,
mikelley@microsoft.com, linux-hyperv@vger.kernel.org,
kys@microsoft.com, longli@microsoft.com, jejb@linux.ibm.com,
sthemmin@microsoft.com, wei.liu@kernel.org
Cc: "Martin K . Petersen" <martin.petersen@oracle.com>,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v3] scsi: core: Fix shost->cmd_per_lun calculation in scsi_add_host_with_dma()
Date: Tue, 12 Oct 2021 16:35:23 -0400 [thread overview]
Message-ID: <163407065460.24401.12829276973949007468.b4-ty@oracle.com> (raw)
In-Reply-To: <20211008043546.6006-1-decui@microsoft.com>
On Thu, 7 Oct 2021 21:35:46 -0700, Dexuan Cui wrote:
> After commit ea2f0f77538c, a 416-CPU VM running on Hyper-V hangs during
> boot because the hv_storvsc driver sets scsi_driver.can_queue to an "int"
> value that exceeds SHRT_MAX, and hence scsi_add_host_with_dma() sets
> shost->cmd_per_lun to a negative "short" value.
>
> Use min_t(int, ...) to fix the issue.
>
> [...]
Applied to 5.15/scsi-fixes, thanks!
[1/1] scsi: core: Fix shost->cmd_per_lun calculation in scsi_add_host_with_dma()
https://git.kernel.org/mkp/scsi/c/50b6cb351636
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2021-10-12 20:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-08 4:35 [PATCH v3] scsi: core: Fix shost->cmd_per_lun calculation in scsi_add_host_with_dma() Dexuan Cui
2021-10-08 12:00 ` John Garry
2021-10-12 16:41 ` Martin K. Petersen
2021-10-12 18:05 ` Dexuan Cui
2021-10-12 21:27 ` Martin K. Petersen
2021-10-12 21:43 ` Dexuan Cui
2021-10-12 20:35 ` Martin K. Petersen [this message]
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