linux-kernel - RE: [PATCH 10/13] megaraid_sas: set virt_boundary

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <d411baa1bdd34f1a1289480d13fe1cef@mail.gmail.com>
Date:   Fri, 14 Jun 2019 01:34:00 +0530
From:   Kashyap Desai <kashyap.desai@...adcom.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Jens Axboe <axboe@...nel.dk>, Sebastian Ott <sebott@...ux.ibm.com>,
        Sagi Grimberg <sagi@...mberg.me>,
        Max Gurtovoy <maxg@...lanox.com>,
        Bart Van Assche <bvanassche@....org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Oliver Neukum <oneukum@...e.com>, linux-block@...r.kernel.org,
        linux-rdma@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-nvme@...ts.infradead.org, linux-scsi@...r.kernel.org,
        "PDL,MEGARAIDLINUX" <megaraidlinux.pdl@...adcom.com>,
        PDL-MPT-FUSIONLINUX <mpt-fusionlinux.pdl@...adcom.com>,
        linux-hyperv@...r.kernel.org, linux-usb@...r.kernel.org,
        usb-storage@...ts.one-eyed-alien.net, linux-kernel@...r.kernel.org
Subject: RE: [PATCH 10/13] megaraid_sas: set virt_boundary_mask in the scsi host

>
> So before I respin this series, can you help with a way to figure out
for
> mpt3sas and megaraid if a given controller supports NVMe devices at all,
so
> that we don't have to set the virt boundary if not?


In MegaRaid we have below enum -        VENTURA_SERIES and AERO_SERIES
supports NVME

enum MR_ADAPTER_TYPE {
        MFI_SERIES = 1,
        THUNDERBOLT_SERIES = 2,
        INVADER_SERIES = 3,
        VENTURA_SERIES = 4,
        AERO_SERIES = 5,
};

In mpt3sas driver we have below method - If IOC FACT reports NVME Device
support in Protocol Flags, we can consider it as HBA with NVME drive
support.

ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_NVME_DEVICES

Kashyap