All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: mtk.manpages@gmail.com
Cc: linux-fsdevel@vger.kernel.org, linux-api@vger.kernel.org,
	hch@infradead.org, linux-man@vger.kernel.org
Subject: [PATCH] ioctl_ficlonerange.2/ioctl_fideduperange.2: mention same-fs requirement
Date: Wed, 8 Jun 2016 09:40:40 -0700	[thread overview]
Message-ID: <20160608164040.GB5740@birch.djwong.org> (raw)

Mention that FICLONE, FICLONERANGE, and FIDEDUPERANGE all require both
files to reside on the same filesystem.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 man2/ioctl_ficlonerange.2  |    1 +
 man2/ioctl_fideduperange.2 |    1 +
 2 files changed, 2 insertions(+)

diff --git a/man2/ioctl_ficlonerange.2 b/man2/ioctl_ficlonerange.2
index 0cb1567..c6e0762 100644
--- a/man2/ioctl_ficlonerange.2
+++ b/man2/ioctl_ficlonerange.2
@@ -36,6 +36,7 @@ file appear in the
 .I dest_fd
 file by sharing the underlying storage, which is faster than making a separate
 physical copy of the data.
+Both files must reside within the same filesystem.
 If a file write should occur to a shared region,
 the filesystem must ensure that the changes remain private to the file being
 written.
diff --git a/man2/ioctl_fideduperange.2 b/man2/ioctl_fideduperange.2
index c69f8c5..44a7765 100644
--- a/man2/ioctl_fideduperange.2
+++ b/man2/ioctl_fideduperange.2
@@ -34,6 +34,7 @@ file appear in the
 .B dest_fd
 file by sharing the underlying storage if the file data is identical
 ("deduplication").
+Both files must reside within the same filesystem.
 This reduces storage consumption by allowing the filesystem
 to store one shared copy of the data.
 If a file write should occur to a shared

WARNING: multiple messages have this Message-ID (diff)
From: "Darrick J. Wong" <darrick.wong-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
To: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org,
	linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] ioctl_ficlonerange.2/ioctl_fideduperange.2: mention same-fs requirement
Date: Wed, 8 Jun 2016 09:40:40 -0700	[thread overview]
Message-ID: <20160608164040.GB5740@birch.djwong.org> (raw)

Mention that FICLONE, FICLONERANGE, and FIDEDUPERANGE all require both
files to reside on the same filesystem.

Signed-off-by: Darrick J. Wong <darrick.wong-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
---
 man2/ioctl_ficlonerange.2  |    1 +
 man2/ioctl_fideduperange.2 |    1 +
 2 files changed, 2 insertions(+)

diff --git a/man2/ioctl_ficlonerange.2 b/man2/ioctl_ficlonerange.2
index 0cb1567..c6e0762 100644
--- a/man2/ioctl_ficlonerange.2
+++ b/man2/ioctl_ficlonerange.2
@@ -36,6 +36,7 @@ file appear in the
 .I dest_fd
 file by sharing the underlying storage, which is faster than making a separate
 physical copy of the data.
+Both files must reside within the same filesystem.
 If a file write should occur to a shared region,
 the filesystem must ensure that the changes remain private to the file being
 written.
diff --git a/man2/ioctl_fideduperange.2 b/man2/ioctl_fideduperange.2
index c69f8c5..44a7765 100644
--- a/man2/ioctl_fideduperange.2
+++ b/man2/ioctl_fideduperange.2
@@ -34,6 +34,7 @@ file appear in the
 .B dest_fd
 file by sharing the underlying storage if the file data is identical
 ("deduplication").
+Both files must reside within the same filesystem.
 This reduces storage consumption by allowing the filesystem
 to store one shared copy of the data.
 If a file write should occur to a shared
--
To unsubscribe from this list: send the line "unsubscribe linux-man" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

             reply	other threads:[~2016-06-08 16:41 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-08 16:40 Darrick J. Wong [this message]
2016-06-08 16:40 ` [PATCH] ioctl_ficlonerange.2/ioctl_fideduperange.2: mention same-fs requirement Darrick J. Wong
2016-06-09  8:11 ` Michael Kerrisk (man-pages)
2016-06-09 17:34   ` Darrick J. Wong
2016-06-09 17:34     ` Darrick J. Wong

Reply instructions:

You may reply publicly 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=20160608164040.GB5740@birch.djwong.org \
    --to=darrick.wong@oracle.com \
    --cc=hch@infradead.org \
    --cc=linux-api@vger.kernel.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-man@vger.kernel.org \
    --cc=mtk.manpages@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
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.