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From: Pranjal Shrivastava <praan@google.com>
To: Anna Schumaker <anna@kernel.org>
Cc: linux-nfs@vger.kernel.org, Trond Myklebust <trondmy@kernel.org>,
	Chuck Lever <cel@kernel.org>, Jeff Layton <jlayton@kernel.org>,
	linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
	Logan Gunthorpe <logang@deltatee.com>,
	Jason Gunthorpe <jgg@ziepe.ca>,
	linux-pci@vger.kernel.org, linux-rdma@vger.kernel.org,
	Shivaji Kant <shivajikant@google.com>
Subject: Re: [PATCH v6 0/5] nfs: modernize direct I/O path
Date: Sun, 13 Sep 2026 19:07:38 +0000	[thread overview]
Message-ID: <aqb0ejwzD8citck6@google.com> (raw)
In-Reply-To: <0b3d8f13-e691-411a-a507-d3e6bd1608c6@app.fastmail.com>

On Fri, Sep 11, 2026 at 10:41:57AM -0400, Anna Schumaker wrote:
> Hi Pranjal,
> 
> On Fri, Sep 11, 2026, at 8:57 AM, Pranjal Shrivastava wrote:
> > On Fri, Aug 14, 2026 at 02:32:50PM +0000, Pranjal Shrivastava wrote:
> >> Modernize the NFS Direct I/O path as a preparatory step to enable PCI
> >> Peer-to-Peer DMA (P2PDMA) support. Following feedback on the initial
> >> RFC [1], the modernization and architectural changes are split into
> >> different series. Additionally, based on the discussion in the v2 [2]
> >> of this series, the migration of NFS Direct I/O to folios would be
> >> handled in a separate follow-up series.
> >> 
> >> Currently, NFS O_DIRECT relies on the legacy iov_iter_get_pages_alloc2()
> >> API which does not support the pinning requirements for P2P memory.
> >> The implementation moves NFS to the modern iov_iter_extract_pages() API.
> >> 
> >
> > Gentle ping on this series. 
> > (I realized that I sent it close to the merge window, Apologies).
> >
> > Please let me know if anything else needs to be done for this..
> 
> Thanks for the ping! The plan right now is to send it along as part of
> the 7.4 merge window. I haven't pushed out a public linux-next branch
> yet, but when I do these patches will be included.
> 
> I hope this helps!
> Anna
> 

Thanks a lot for responding, quite helpful! :)

Best,
Praan

      reply	other threads:[~2026-09-13 19:07 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-14 14:32 Pranjal Shrivastava
2026-08-14 14:32 ` [PATCH v6 1/5] nfs: make nfs_page pin-aware Pranjal Shrivastava
2026-08-14 14:32 ` [PATCH v6 2/5] nfs: track number of pinned pages in nfs_page Pranjal Shrivastava
2026-08-14 14:32 ` [PATCH v6 3/5] nfs: introduce nfs_release_request_list helper Pranjal Shrivastava
2026-08-14 14:32 ` [PATCH v6 4/5] nfs: migrate direct I/O to iov_iter_extract_pages Pranjal Shrivastava
2026-08-14 14:32 ` [PATCH v6 5/5] nfs: introduce nfs_direct_extract_pages helper Pranjal Shrivastava
2026-09-11 12:57 ` [PATCH v6 0/5] nfs: modernize direct I/O path Pranjal Shrivastava
2026-09-11 14:41   ` Anna Schumaker
2026-09-13 19:07     ` Pranjal Shrivastava [this message]

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