linux-kernel - Re: [PATCH v3 03/11] scsi: scsi_debug: Change shost list lock to a mutex

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: <9caa24a8-1744-b044-ac7d-782aba05d776@interlog.com>
Date:   Tue, 28 Mar 2023 19:40:31 -0400
From:   Douglas Gilbert <dgilbert@...erlog.com>
To:     John Garry <john.g.garry@...cle.com>, jejb@...ux.ibm.com,
        martin.petersen@...cle.com
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        bvanassche@....org
Subject: Re: [PATCH v3 03/11] scsi: scsi_debug: Change shost list lock to a
 mutex

On 2023-03-27 03:43, John Garry wrote:
> The shost list lock, sdebug_host_list_lock, is a spinlock. We would only
> lock in non-atomic context in this driver, so use a mutex instead, which
> is friendlier if we need to schedule when iterating.
> 
> Signed-off-by: John Garry <john.g.garry@...cle.com>
Acked-by: Douglas Gilbert <dgilbert@...erlog.com

Thanks.