From: Christoph Hellwig <hch@infradead.org>
To: Dai Ngo <dai.ngo@oracle.com>
Cc: Christoph Hellwig <hch@infradead.org>,
linux-nfs@vger.kernel.org, Trond Myklebust <trondmy@kernel.org>,
anna@kernel.org
Subject: Re: [PATCH v3 1/1] pNFS: Serialize SCSI PR registration to avoid reservation conflicts
Date: Mon, 9 Mar 2026 08:34:59 -0700 [thread overview]
Message-ID: <aa7oo3sOTe-WKjVl@infradead.org> (raw)
In-Reply-To: <fc0a566a-9cba-4fd0-99a0-d7fb7043a77b@oracle.com>
On Fri, Mar 06, 2026 at 10:46:00AM -0800, Dai Ngo wrote:
> Christoph,
>
> The new mutex, pbd_registration_mutex, is initialized only for the
> top-level pnfs_block_dev in this patch. The mutexes for child pnfs_block_dev
> instances allocated by bl_parse_concat() and bl_parse_stripe() are not
> initialized.
>
> Should we initialize these child mutexes as well, in case we later want
> to support concatenated and striped SCSI devices for pNFS?
I don't think we need to, as the registration would happen on the
actual SCSI devices, not the meta devices.
next prev parent reply other threads:[~2026-03-09 15:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-06 16:29 [PATCH v3 1/1] pNFS: Serialize SCSI PR registration to avoid reservation conflicts Dai Ngo
2026-03-06 18:46 ` Dai Ngo
2026-03-09 15:34 ` Christoph Hellwig [this message]
2026-03-09 16:38 ` Dai Ngo
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