From: Greg KH <gregkh@linuxfoundation.org>
To: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
Cc: stable@vger.kernel.org, andrey2805@gmail.com, hch@infradead.org,
jejb@kernel.org, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org, FusionLinux.pdl@broadcom.com,
hare@suse.de, Sathya.Prakash@broadcom.com
Subject: Re: [PATCH] mpt2sas: Fix secure erase premature termination.
Date: Fri, 18 Nov 2016 12:54:28 +0100 [thread overview]
Message-ID: <20161118115428.GA12997@kroah.com> (raw)
In-Reply-To: <1479469369-15066-1-git-send-email-suganath-prabu.subramani@broadcom.com>
On Fri, Nov 18, 2016 at 05:12:49PM +0530, Suganath Prabu S wrote:
> Problem:
> This is a work around for a bug with LSI Fusion MPT SAS2 when
> pefroming secure erase. Due to the very long time the operation
> takes commands issued during the erase will time out and will trigger
> execution of abort hook. Even though the abort hook is called for
> the specific command which timed out this leads to entire device halt
> (scsi_state terminated) and premature termination of the secured erase.
>
> Fix:
> Set device state to busy while erase in progress to reject any incoming
> commands until the erase is done. The device is blocked any way during
> this time and cannot execute any other command.
>
> P.S
> This is a backport from the same fix for mpt3sas driver intended
> for pre-4.4 stable trees.
What is the git commit id of the patch in Linus's tree that matches up
with this one?
thanks,
greg k-h
next parent reply other threads:[~2016-11-18 11:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1479469369-15066-1-git-send-email-suganath-prabu.subramani@broadcom.com>
2016-11-18 11:54 ` Greg KH [this message]
[not found] ` <CA+RiK67B6CJtw9B0Omisp2h1EgnRsCf77bTtmw294Rscyqu8yg@mail.gmail.com>
2016-11-21 9:41 ` [PATCH] mpt2sas: Fix secure erase premature termination Greg KH
2016-11-21 9:53 ` Johannes Thumshirn
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