From: Christoph Hellwig <hch@lst.de>
To: Javier Gonzalez <javier.gonz@samsung.com>
Cc: Matthew Wilcox <willy@infradead.org>,
Keith Busch <kbusch@kernel.org>, Christoph Hellwig <hch@lst.de>,
Keith Busch <kbusch@meta.com>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
"linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"io-uring@vger.kernel.org" <io-uring@vger.kernel.org>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
"joshi.k@samsung.com" <joshi.k@samsung.com>,
"bvanassche@acm.org" <bvanassche@acm.org>
Subject: Re: [PATCHv10 0/9] write hints with nvme fdp, scsi streams
Date: Mon, 11 Nov 2024 07:51:48 +0100 [thread overview]
Message-ID: <20241111065148.GC24107@lst.de> (raw)
In-Reply-To: <d7b7a759dd9a45a7845e95e693ec29d7@CAMSVWEXC02.scsc.local>
On Fri, Nov 08, 2024 at 05:43:44PM +0000, Javier Gonzalez wrote:
> We have been iterating in the patches for years, but it is unfortunately
> one of these series that go in circles forever. I don't think it is due
> to any specific problem, but mostly due to unaligned requests form
> different folks reviewing. Last time I talked to Damien he asked me to
> send the patches again; we have not followed through due to bandwidth.
A big problem is that it actually lacks a killer use case. If you'd
actually manage to plug it into an in-kernel user and show a real
speedup people might actually be interested in it and help optimizing
for it.
next prev parent reply other threads:[~2024-11-11 6:51 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-29 15:19 [PATCHv10 0/9] write hints with nvme fdp, scsi streams Keith Busch
2024-10-29 15:19 ` [PATCHv10 1/9] block: use generic u16 for write hints Keith Busch
2024-10-29 17:21 ` Bart Van Assche
2024-10-29 15:19 ` [PATCHv10 2/9] block: introduce max_write_hints queue limit Keith Busch
2024-10-29 15:19 ` [PATCHv10 3/9] statx: add write hint information Keith Busch
2024-10-29 15:19 ` [PATCHv10 4/9] block: allow ability to limit partition write hints Keith Busch
2024-10-29 15:23 ` Christoph Hellwig
2024-10-29 17:25 ` Bart Van Assche
2024-10-30 4:46 ` Christoph Hellwig
2024-10-30 20:11 ` Keith Busch
2024-10-30 20:26 ` Bart Van Assche
2024-10-30 20:37 ` Keith Busch
2024-10-30 21:15 ` Bart Van Assche
2024-10-29 15:19 ` [PATCHv10 5/9] block, fs: add write hint to kiocb Keith Busch
2024-10-29 15:19 ` [PATCHv10 6/9] io_uring: enable per-io hinting capability Keith Busch
2024-11-07 2:09 ` Jens Axboe
2024-10-29 15:19 ` [PATCHv10 7/9] block: export placement hint feature Keith Busch
2024-10-29 15:19 ` [PATCHv10 8/9] nvme: enable FDP support Keith Busch
2024-10-30 0:24 ` Chaitanya Kulkarni
2024-10-29 15:19 ` [PATCHv10 9/9] scsi: set permanent stream count in block limits Keith Busch
2024-10-29 15:26 ` Christoph Hellwig
2024-10-29 15:34 ` Keith Busch
2024-10-29 15:37 ` Christoph Hellwig
2024-10-29 15:38 ` Keith Busch
2024-10-29 15:53 ` Christoph Hellwig
2024-10-29 16:22 ` Keith Busch
2024-10-30 4:55 ` Christoph Hellwig
2024-10-30 15:41 ` Keith Busch
2024-10-30 15:45 ` Christoph Hellwig
2024-10-30 15:48 ` Keith Busch
2024-10-30 15:50 ` Christoph Hellwig
2024-10-30 16:42 ` Keith Busch
2024-10-30 16:57 ` Christoph Hellwig
2024-10-30 17:05 ` Keith Busch
2024-10-30 17:15 ` Christoph Hellwig
2024-10-30 17:23 ` Keith Busch
2024-10-30 22:32 ` Keith Busch
2024-10-31 8:19 ` Hans Holmberg
2024-10-31 13:02 ` Christoph Hellwig
2024-10-31 14:06 ` Keith Busch
2024-11-01 7:16 ` Hans Holmberg
2024-11-01 8:19 ` Javier González
2024-11-01 14:49 ` Keith Busch
2024-11-06 14:26 ` Hans Holmberg
2024-10-30 16:59 ` Bart Van Assche
2024-10-30 17:14 ` Christoph Hellwig
2024-10-30 17:44 ` Bart Van Assche
2024-11-01 1:03 ` Jaegeuk Kim
2024-10-29 17:18 ` Bart Van Assche
2024-10-30 5:42 ` Christoph Hellwig
2024-10-29 15:24 ` [PATCHv10 0/9] write hints with nvme fdp, scsi streams Christoph Hellwig
2024-11-05 15:50 ` Christoph Hellwig
2024-11-06 18:36 ` Keith Busch
2024-11-07 20:36 ` Keith Busch
2024-11-08 14:18 ` Christoph Hellwig
2024-11-08 15:51 ` Keith Busch
2024-11-08 16:54 ` Matthew Wilcox
2024-11-08 17:43 ` Javier Gonzalez
2024-11-08 18:51 ` Bart Van Assche
2024-11-11 9:31 ` Javier Gonzalez
2024-11-11 17:45 ` Bart Van Assche
2024-11-12 13:52 ` Nitesh Shetty
2024-11-19 2:03 ` Martin K. Petersen
2024-11-25 23:21 ` Bart Van Assche
2024-11-27 2:54 ` Martin K. Petersen
2024-11-27 18:42 ` Bart Van Assche
2024-11-27 20:14 ` Martin K. Petersen
2024-11-27 21:06 ` Bart Van Assche
2024-11-28 2:09 ` Martin K. Petersen
2024-11-28 8:51 ` Damien Le Moal
2024-11-29 6:19 ` Christoph Hellwig
2024-11-29 6:23 ` Damien Le Moal
2024-11-28 3:24 ` Christoph Hellwig
2024-11-28 15:21 ` Keith Busch
2024-11-28 16:40 ` Christoph Hellwig
2024-12-05 8:03 ` Nitesh Shetty
2024-12-05 20:37 ` Martin K. Petersen
2024-12-10 0:58 ` Bart Van Assche
2024-12-10 2:20 ` Martin K. Petersen
2024-12-10 9:53 ` Nitesh Shetty
2024-12-10 21:58 ` Bart Van Assche
2024-12-10 19:41 ` Bart Van Assche
2024-12-11 9:36 ` Nitesh Shetty
2024-12-11 17:27 ` Bart Van Assche
2024-12-11 19:38 ` Martin K. Petersen
2024-12-10 7:12 ` Christoph Hellwig
2024-12-10 8:05 ` Johannes Thumshirn
2024-12-10 10:58 ` hch
2024-12-10 19:21 ` Bart Van Assche
2024-12-11 4:07 ` Damien Le Moal
2024-12-11 21:06 ` Bart Van Assche
2024-12-11 21:21 ` Jaegeuk Kim
2024-12-11 19:41 ` Martin K. Petersen
2024-12-09 22:13 ` Bart Van Assche
2024-12-09 23:13 ` Damien Le Moal
2024-12-09 23:31 ` Matthew Wilcox
2024-12-10 0:22 ` Bart Van Assche
2024-11-11 6:51 ` Christoph Hellwig [this message]
2024-11-11 9:30 ` Javier Gonzalez
2024-11-11 9:37 ` Johannes Thumshirn
2024-11-11 9:41 ` Javier Gonzalez
2024-11-11 9:42 ` hch
2024-11-11 9:43 ` Johannes Thumshirn
2024-11-11 10:37 ` Javier Gonzalez
2024-11-11 6:49 ` Christoph Hellwig
2024-11-11 6:48 ` Christoph Hellwig
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