Linux-Fsdevel Archive on lore.kernel.org
 help / color / Atom feed
From: Matthew Wilcox <willy@infradead.org>
To: Olga Kornievskaia <olga.kornievskaia@gmail.com>
Cc: bfields@redhat.com, linux-nfs@vger.kernel.org,
	linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH v2 01/10] VFS generic copy_file_range() support
Date: Sat, 1 Dec 2018 13:18:06 -0800
Message-ID: <20181201211806.GO10377@bombadil.infradead.org> (raw)
In-Reply-To: <20181130200348.59524-2-olga.kornievskaia@gmail.com>

On Fri, Nov 30, 2018 at 03:03:39PM -0500, Olga Kornievskaia wrote:
> Relax the condition that input files must be from the same
> file systems.

> +	ret = do_splice_direct(file_in, &pos_in, file_out, &pos_out,
> +			count > MAX_RW_COUNT ? MAX_RW_COUNT : count, 0);

Wasn't there a concern about splicing between filesystems with different
block sizes mentioned the last time this came up?  I can't find a citation
for that now.

> -	/* this could be relaxed once generic cross fs support is added */
> -	if (inode_in->i_sb != inode_out->i_sb) {
> -		ret = -EXDEV;
> -		goto done;
> -	}

  parent reply index

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-30 20:03 [PATCH v2 00/10] server-side support for "inter" SSC copy Olga Kornievskaia
2018-11-30 20:03 ` [PATCH v2 01/10] VFS generic copy_file_range() support Olga Kornievskaia
2018-12-01  8:11   ` Amir Goldstein
2018-12-01 13:23     ` Olga Kornievskaia
2018-12-01 13:44       ` Olga Kornievskaia
     [not found]         ` <CAOQ4uxgENLCDH7QwtBPxA60dKEXvLVknBMY_Lgoetq_uQ=7gwA@mail.gmail.com>
     [not found]           ` <CAN-5tyFGV=fUCbAG5mSvy=LXDpdp8VG9Sh1aGMkBHQAG1Rp1sQ@mail.gmail.com>
2018-12-01 16:59             ` Amir Goldstein
2018-12-01 22:00     ` Dave Chinner
2018-12-02  3:12       ` Olga Kornievskaia
2018-12-02 15:19         ` Olga Kornievskaia
2018-12-02 20:47         ` Dave Chinner
2018-12-01 21:18   ` Matthew Wilcox [this message]
2018-12-01 22:36     ` Dave Chinner
2018-11-30 20:03 ` [PATCH v2 02/10] NFS fallback to generic_copy_file_range Olga Kornievskaia
2018-11-30 20:03 ` [PATCH v2 03/10] NFSD fill-in netloc4 structure Olga Kornievskaia
2018-11-30 20:03 ` [PATCH v2 04/10] NFSD add ca_source_server<> to COPY Olga Kornievskaia
2019-02-19 16:17   ` bfields
2018-11-30 20:03 ` [PATCH v2 05/10] NFSD return nfs4_stid in nfs4_preprocess_stateid_op Olga Kornievskaia
2018-11-30 20:03 ` [PATCH v2 06/10] NFSD add COPY_NOTIFY operation Olga Kornievskaia
2019-02-20  1:44   ` bfields
2019-02-20  2:07   ` bfields
2019-02-20 14:04     ` J. Bruce Fields
2019-02-20  2:12   ` bfields
2019-02-20  2:35   ` bfields
2019-06-14 19:11     ` Olga Kornievskaia
2018-11-30 20:03 ` [PATCH v2 07/10] NFSD check stateids against copy stateids Olga Kornievskaia
2018-11-30 20:03 ` [PATCH v2 08/10] NFSD generalize nfsd4_compound_state flag names Olga Kornievskaia
2018-11-30 20:03 ` [PATCH v2 09/10] NFSD: allow inter server COPY to have a STALE source server fh Olga Kornievskaia
2019-02-19 15:53   ` bfields
2018-11-30 20:03 ` [PATCH v2 10/10] NFSD add nfs4 inter ssc to nfsd4_copy Olga Kornievskaia
2019-02-19 15:54   ` bfields

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20181201211806.GO10377@bombadil.infradead.org \
    --to=willy@infradead.org \
    --cc=bfields@redhat.com \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-nfs@vger.kernel.org \
    --cc=olga.kornievskaia@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-Fsdevel Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-fsdevel/0 linux-fsdevel/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-fsdevel linux-fsdevel/ https://lore.kernel.org/linux-fsdevel \
		linux-fsdevel@vger.kernel.org linux-fsdevel@archiver.kernel.org
	public-inbox-index linux-fsdevel


Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-fsdevel


AGPL code for this site: git clone https://public-inbox.org/ public-inbox