From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Maurizio Lombardi <mlombard@redhat.com>
Cc: QLogic-Storage-Upstream@qlogic.com, linux-scsi@vger.kernel.org,
jejb@linux.vnet.ibm.com, martin.petersen@oracle.com
Subject: Re: [PATCH] bnx2fc: fix race condition in bnx2fc_get_host_stats()
Date: Wed, 24 May 2017 15:15:26 -0400 [thread overview]
Message-ID: <yq17f16ukvl.fsf@oracle.com> (raw)
In-Reply-To: <1495627784-21048-1-git-send-email-mlombard@redhat.com> (Maurizio Lombardi's message of "Wed, 24 May 2017 14:09:44 +0200")
Maurizio,
> If multiple tasks attempt to read the stats, it may happen that the
> start_req_done completion is re-initialized while still being used by
> another task, causing a list corruption.
>
> This patch fixes the bug by adding a mutex to serialize the calls to
> bnx2fc_get_host_stats().
Applied to 4.12/scsi-fixes. Thank you!
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2017-05-24 19:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-24 12:09 [PATCH] bnx2fc: fix race condition in bnx2fc_get_host_stats() Maurizio Lombardi
2017-05-24 12:42 ` Chad Dupuis
2017-05-24 19:15 ` Martin K. Petersen [this message]
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