From: Christoph Hellwig <hch@lst.de>
To: Hannes Reinecke <hare@suse.com>
Cc: Christoph Hellwig <hch@lst.de>,
Keith Busch <keith.busch@intel.com>,
Linux Block <linux-block@vger.kernel.org>,
Linux NVMe <linux-nvme@lists.infradead.org>,
Device Mapper <dm-devel@redhat.com>,
Mike Snitzer <snitzer@redhat.com>, Jens Axboe <axboe@kernel.dk>,
Bart VanAssche <bart.vanassche@wdc.com>,
James Smart <james.smart@broadcom.com>,
"Martin K . Petersen" <martin.petersen@oracle.com>,
Sagi Grimberg <sagi@grimberg.me>
Subject: Re: [PATCH 1/5] nvme: Add more command status translation
Date: Mon, 8 Jan 2018 11:19:37 +0100 [thread overview]
Message-ID: <20180108101937.GA5423@lst.de> (raw)
In-Reply-To: <2beb72a9-8502-fec8-8892-208cbb0967ac@suse.com>
On Mon, Jan 08, 2018 at 11:09:03AM +0100, Hannes Reinecke wrote:
> >> case NVME_SC_SUCCESS:
> >> return BLK_STS_OK;
> >> case NVME_SC_CAP_EXCEEDED:
> >> + case NVME_SC_LBA_RANGE:
> >> return BLK_STS_NOSPC;
> >
> > lba range isn't really enospc. It is returned when the lba in
> > the command is outside the logical size of the namespace.
> >
> Isn't that distinction pretty academic?
> The entire block-to-POSIX error mapping is pretty much ad-hoc anyway...
Yes, BLK_STS_NOSPC matters. And the fix is pretty trivial, so there is
no point in arguing.
WARNING: multiple messages have this Message-ID (diff)
From: hch@lst.de (Christoph Hellwig)
Subject: [PATCH 1/5] nvme: Add more command status translation
Date: Mon, 8 Jan 2018 11:19:37 +0100 [thread overview]
Message-ID: <20180108101937.GA5423@lst.de> (raw)
In-Reply-To: <2beb72a9-8502-fec8-8892-208cbb0967ac@suse.com>
On Mon, Jan 08, 2018@11:09:03AM +0100, Hannes Reinecke wrote:
> >> case NVME_SC_SUCCESS:
> >> return BLK_STS_OK;
> >> case NVME_SC_CAP_EXCEEDED:
> >> + case NVME_SC_LBA_RANGE:
> >> return BLK_STS_NOSPC;
> >
> > lba range isn't really enospc. It is returned when the lba in
> > the command is outside the logical size of the namespace.
> >
> Isn't that distinction pretty academic?
> The entire block-to-POSIX error mapping is pretty much ad-hoc anyway...
Yes, BLK_STS_NOSPC matters. And the fix is pretty trivial, so there is
no point in arguing.
next prev parent reply other threads:[~2018-01-08 10:19 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-04 22:46 [PATCH 0/5] Failover criteria unification Keith Busch
2018-01-04 22:46 ` Keith Busch
2018-01-04 22:46 ` [PATCH 1/5] nvme: Add more command status translation Keith Busch
2018-01-04 22:46 ` Keith Busch
2018-01-04 23:41 ` Mike Snitzer
2018-01-04 23:41 ` Mike Snitzer
2018-01-08 8:39 ` Hannes Reinecke
2018-01-08 8:39 ` Hannes Reinecke
2018-01-08 9:55 ` Christoph Hellwig
2018-01-08 9:55 ` Christoph Hellwig
2018-01-08 10:09 ` Hannes Reinecke
2018-01-08 10:09 ` Hannes Reinecke
2018-01-08 10:19 ` Christoph Hellwig [this message]
2018-01-08 10:19 ` Christoph Hellwig
2018-01-08 15:29 ` Mike Snitzer
2018-01-08 15:29 ` Mike Snitzer
2018-01-08 15:34 ` Christoph Hellwig
2018-01-08 15:34 ` Christoph Hellwig
2018-01-08 16:12 ` Keith Busch
2018-01-08 16:12 ` Keith Busch
2018-01-04 22:46 ` [PATCH 2/5] nvme/multipath: Consult blk_status_t for failover Keith Busch
2018-01-04 22:46 ` Keith Busch
2018-01-04 23:42 ` Mike Snitzer
2018-01-04 23:42 ` Mike Snitzer
2018-01-08 8:57 ` Hannes Reinecke
2018-01-08 8:57 ` Hannes Reinecke
2018-01-08 9:57 ` Christoph Hellwig
2018-01-08 9:57 ` Christoph Hellwig
2018-01-09 17:38 ` Keith Busch
2018-01-09 17:38 ` Keith Busch
2018-01-09 17:40 ` Christoph Hellwig
2018-01-09 17:40 ` Christoph Hellwig
2018-01-04 22:46 ` [PATCH 3/5] block: Provide blk_status_t decoding for retryable errors Keith Busch
2018-01-04 22:46 ` Keith Busch
2018-01-04 23:43 ` Mike Snitzer
2018-01-04 23:43 ` Mike Snitzer
2018-01-08 8:58 ` Hannes Reinecke
2018-01-08 8:58 ` Hannes Reinecke
2018-01-08 9:58 ` Christoph Hellwig
2018-01-08 9:58 ` Christoph Hellwig
2018-01-04 22:46 ` [PATCH 4/5] nvme/multipath: Use blk_retryable Keith Busch
2018-01-04 22:46 ` Keith Busch
2018-01-04 23:44 ` Mike Snitzer
2018-01-04 23:44 ` Mike Snitzer
2018-01-08 8:58 ` Hannes Reinecke
2018-01-08 8:58 ` Hannes Reinecke
2018-01-04 22:46 ` [PATCH 5/5] dm mpath: " Keith Busch
2018-01-04 22:46 ` Keith Busch
2018-01-04 23:45 ` Mike Snitzer
2018-01-04 23:45 ` Mike Snitzer
2018-01-08 8:59 ` Hannes Reinecke
2018-01-08 8:59 ` Hannes Reinecke
2018-01-04 23:36 ` [PATCH 0/5] Failover criteria unification Mike Snitzer
2018-01-04 23:36 ` Mike Snitzer
2018-01-04 23:47 ` Keith Busch
2018-01-04 23:47 ` Keith Busch
2018-01-05 0:07 ` Mike Snitzer
2018-01-05 0:07 ` Mike Snitzer
2018-01-08 9:58 ` Christoph Hellwig
2018-01-08 9:58 ` Christoph Hellwig
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