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Differential D21422

Add oflag=fsync and oflag=sync capability to dd
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Authored by freqlabs on Aug 26 2019, 8:53 PM.
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rS352922: Add oflag=fsync and oflag=sync capability to dd
Summary

Sets the O_FSYNC flag on the output file. oflag=fsync and oflag=sync are synonyms just as O_FSYNC and O_SYNC are synonyms. This functionality is intended to improve portability of dd commands in the ZFS test suite.

Sponsored by: iXsytems, Inc.

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rS FreeBSD src repository - subversion
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Event Timeline

freqlabs created this revision.Aug 26 2019, 8:53 PM
Herald added a reviewer: manpages. · View Herald TranscriptAug 26 2019, 8:53 PM
Herald added a subscriber: imp. · View Herald Transcript
freqlabs added a parent revision: D21376: dd: Check result of close(2) for errors.Aug 26 2019, 8:53 PM

I also plan to add support for iflag=fullblock in a follow-up revision.

bcr accepted this revision as: manpages.Aug 27 2019, 7:36 AM
bcr added a subscriber: bcr.

OK from manpages. Make sure to bump the .Dd for this content change.
Thank you!

0mp added a subscriber: 0mp.Aug 27 2019, 7:43 AM

Another OK from manpages!

freqlabs added a child revision: D21441: Add iflag=fullblock to dd.Aug 27 2019, 6:25 PM
freqlabs added reviewers: jilles, imp.Sep 3 2019, 5:46 PM
mmacy accepted this revision.Sep 30 2019, 9:54 PM
This revision is now accepted and ready to land.Sep 30 2019, 9:54 PM
Closed by commit rS352922: Add oflag=fsync and oflag=sync capability to dd (authored by mmacy). · Explain WhySep 30 2019, 9:56 PM
This revision was automatically updated to reflect the committed changes.
mmacy added a commit: rS352922: Add oflag=fsync and oflag=sync capability to dd.

Revision Contents
Changeset List

PathSize
bin/
dd/
40 lines
1 line
13 lines
20 lines

Diff 61320

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bin/dd/args.c

  • This file was added.
PropertyOld ValueNew Value
fbsd:nokeywordsnullyes
\ No newline at end of property
svn:eol-stylenullnative
\ No newline at end of property
svn:mime-typenulltext/plain
\ No newline at end of property
TIMESTAMP = 1545959080
SHA256 (NixOS-nix-2.1.3_GH0.tar.gz) = 666b8af30b7d49b7893dee5a4875d5e19d4c6ba8e899ee828392359ad3cefabd
SIZE (NixOS-nix-2.1.3_GH0.tar.gz) = 864004
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bin/dd/dd.h

  • This file was added.
PropertyOld ValueNew Value
fbsd:nokeywordsnullyes
\ No newline at end of property
svn:eol-stylenullnative
\ No newline at end of property
svn:mime-typenulltext/plain
\ No newline at end of property
TIMESTAMP = 1545959080
SHA256 (NixOS-nix-2.1.3_GH0.tar.gz) = 666b8af30b7d49b7893dee5a4875d5e19d4c6ba8e899ee828392359ad3cefabd
SIZE (NixOS-nix-2.1.3_GH0.tar.gz) = 864004
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bin/dd/dd.1

  • This file was added.
PropertyOld ValueNew Value
fbsd:nokeywordsnullyes
\ No newline at end of property
svn:eol-stylenullnative
\ No newline at end of property
svn:mime-typenulltext/plain
\ No newline at end of property
TIMESTAMP = 1545959080
SHA256 (NixOS-nix-2.1.3_GH0.tar.gz) = 666b8af30b7d49b7893dee5a4875d5e19d4c6ba8e899ee828392359ad3cefabd
SIZE (NixOS-nix-2.1.3_GH0.tar.gz) = 864004
View Options

bin/dd/dd.c

  • This file was added.
PropertyOld ValueNew Value
fbsd:nokeywordsnullyes
\ No newline at end of property
svn:eol-stylenullnative
\ No newline at end of property
svn:mime-typenulltext/plain
\ No newline at end of property
TIMESTAMP = 1545959080
SHA256 (NixOS-nix-2.1.3_GH0.tar.gz) = 666b8af30b7d49b7893dee5a4875d5e19d4c6ba8e899ee828392359ad3cefabd
SIZE (NixOS-nix-2.1.3_GH0.tar.gz) = 864004