linux-kernel - Re: [PATCH] scsi: smartpqi_init: Reporting 'logical unit failure'

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]

Date:   Fri, 1 Mar 2019 14:59:54 +0000
From:   Erwan Velu <e.velu@...teo.com>
To:     "Elliott, Robert (Persistent Memory)" <elliott@....com>,
        Erwan Velu <erwanaliasr1@...il.com>
CC:     Don Brace <don.brace@...rosemi.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        "open list:MICROSEMI SMART ARRAY SMARTPQI DRIVER (smartpqi)" 
        <esc.storagedev@...rosemi.com>,
        "open list:MICROSEMI SMART ARRAY SMARTPQI DRIVER (smartpqi)" 
        <linux-scsi@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] scsi: smartpqi_init: Reporting 'logical unit failure'

[...]
> Be careful printing errors per-IO; you could get thousands of them if things go bad.
> The block layer print_req_error() uses printk_ratelimited(KERN_ERR) for that reason,
> and the SCSI layer scsi_io_completion_action() maintains a ratelimit on its own.
>
> The dev_err_ratelimited() macro might be a good fit here.

Thanks for the tip. I updated the patch and send a V2 for that.

I adjusted also to commit message to make it more explicit.

Thanks for the review.

Erwan,