Re: [PATCH v3] scsi: core: Fix shost->cmd_per_lun calculation in scsi_add_host_with_dma()

From: Martin K. Petersen
Date: Tue Oct 12 2021 - 16:36:14 EST


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

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Martin K. Petersen Oracle Linux Engineering