From: hch@lst.de (Christoph Hellwig)
Subject: [PATCH] nvme: Skip checking heads without namespaces
Date: Tue, 20 Mar 2018 09:48:02 +0100 [thread overview]
Message-ID: <20180320084802.GA16371@lst.de> (raw)
In-Reply-To: <20180319165350.9879-1-keith.busch@intel.com>
On Mon, Mar 19, 2018@10:53:50AM -0600, Keith Busch wrote:
> If a task is holding a reference to a namespace on a removed controller,
> the head will not be released. If the same controller is added again
> later, its namespaces may not be successfully added. Instead, the user
> will see kernel message "Duplicate IDs for nsid <X>".
>
> This patch fixes that by skipping heads that don't have namespaces when
> considering if a new namespace is safe to add.
Delayed reference strike once again, sigh.
Looks fine:
Reviewed-by: Christoph Hellwig <hch at lst.de>
next prev parent reply other threads:[~2018-03-20 8:48 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-19 16:53 [PATCH] nvme: Skip checking heads without namespaces Keith Busch
2018-03-20 8:48 ` Christoph Hellwig [this message]
2018-03-20 12:56 ` Max Gurtovoy
2018-03-20 17:50 ` Keith Busch
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