linux-kernel - Re: [PATCH 1/1] scsi: storvsc: Limit max_sectors for virtual Fibre Channel devices

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Sun, 23 Jul 2023 16:42:39 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     kys@...rosoft.com, longli@...rosoft.com, wei.liu@...nel.org,
        decui@...rosoft.com, jejb@...ux.ibm.com,
        linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-scsi@...r.kernel.org, Michael Kelley <mikelley@...rosoft.com>
Cc:     "Martin K . Petersen" <martin.petersen@...cle.com>,
        stable@...r.kernel.org
Subject: Re: [PATCH 1/1] scsi: storvsc: Limit max_sectors for virtual Fibre Channel devices

On Thu, 20 Jul 2023 14:05:02 -0700, Michael Kelley wrote:

> The Hyper-V host is queried to get the max transfer size that it
> supports, and this value is used to set max_sectors for the synthetic
> SCSI controller.  However, this max transfer size may be too large
> for virtual Fibre Channel devices, which are limited to 512 Kbytes.
> If a larger transfer size is used with a vFC device, Hyper-V always
> returns an error, and storvsc logs a message like this where the SRB
> status and SCSI status are both zero:
> 
> [...]

Applied to 6.5/scsi-fixes, thanks!

[1/1] scsi: storvsc: Limit max_sectors for virtual Fibre Channel devices
      https://git.kernel.org/mkp/scsi/c/010c1e1c5741

-- 
Martin K. Petersen	Oracle Linux Engineering