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config/libatomic: require -latomic iff atomic.c doesn't link without it #12359

Merged
merged 1 commit into from
Jul 13, 2021
Merged

config/libatomic: require -latomic iff atomic.c doesn't link without it #12359

merged 1 commit into from
Jul 13, 2021

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nabijaczleweli
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Motivation and Context

#12345

Description

See commit message.

How Has This Been Tested?

Requires -latomic on amd64 with a forced unresolved symbol, doesn't on plain amd64.

Types of changes

  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Performance enhancement (non-breaking change which improves efficiency)
  • Code cleanup (non-breaking change which makes code smaller or more readable)
  • Breaking change (fix or feature that would cause existing functionality to change)
  • Library ABI change (libzfs, libzfs_core, libnvpair, libuutil and libzfsbootenv)
  • Documentation (a change to man pages or other documentation)

Checklist:

  • My code follows the OpenZFS code style requirements.
  • I have updated the documentation accordingly.
  • I have read the contributing document.
  • I have added tests to cover my changes. – none apply
  • I have run the ZFS Test Suite with this change applied. – as above
  • All commit messages are properly formatted and contain Signed-off-by.

@nabijaczleweli
config/libatomic: require -latomic iff atomic.c doesn't link w/o it
5e68803 
In absence of LTO, and dynamic libatomic, la.so ends up in the needs
section of every toolchain executable; some consider this an issue

Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes openzfs#12345
@nabijaczleweli nabijaczleweli mentioned this pull request Jul 13, 2021
Closed
@behlendorf behlendorf added the Status: Code Review Needed Ready for review and testing label Jul 13, 2021
@behlendorf behlendorf added Status: Accepted Ready to integrate (reviewed, tested) and removed Status: Code Review Needed Ready for review and testing labels Jul 13, 2021
@behlendorf behlendorf self-assigned this Jul 13, 2021
@behlendorf behlendorf merged commit d9f0f15 into openzfs:master Jul 13, 2021
behlendorf pushed a commit to behlendorf/zfs that referenced this pull request Aug 23, 2021
@nabijaczleweli @behlendorf
config/libatomic: require -latomic iff atomic.c doesn't link w/o it
38f4c5e 
In absence of LTO, and dynamic libatomic, la.so ends up in the needs
section of every toolchain executable; some consider this an issue.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes openzfs#12345 
Closes openzfs#12359
behlendorf pushed a commit to behlendorf/zfs that referenced this pull request Aug 24, 2021
@nabijaczleweli @behlendorf
config/libatomic: require -latomic iff atomic.c doesn't link w/o it
f7d30c0 
In absence of LTO, and dynamic libatomic, la.so ends up in the needs
section of every toolchain executable; some consider this an issue.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes openzfs#12345 
Closes openzfs#12359
behlendorf pushed a commit to behlendorf/zfs that referenced this pull request Aug 24, 2021
@nabijaczleweli
config/libatomic: require -latomic iff atomic.c doesn't link w/o it
30c0fce 
In absence of LTO, and dynamic libatomic, la.so ends up in the needs
section of every toolchain executable; some consider this an issue.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes openzfs#12345 
Closes openzfs#12359
behlendorf pushed a commit to behlendorf/zfs that referenced this pull request Aug 24, 2021
@nabijaczleweli @behlendorf
config/libatomic: require -latomic iff atomic.c doesn't link w/o it
d06bd2f 
In absence of LTO, and dynamic libatomic, la.so ends up in the needs
section of every toolchain executable; some consider this an issue.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes openzfs#12345
Closes openzfs#12359
behlendorf pushed a commit that referenced this pull request Aug 31, 2021
@nabijaczleweli @behlendorf
config/libatomic: require -latomic iff atomic.c doesn't link w/o it
43849d6 
In absence of LTO, and dynamic libatomic, la.so ends up in the needs
section of every toolchain executable; some consider this an issue.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12345
Closes #12359
tonyhutter pushed a commit to tonyhutter/zfs that referenced this pull request Sep 15, 2021
@nabijaczleweli @tonyhutter
config/libatomic: require -latomic iff atomic.c doesn't link w/o it
968dc13 
In absence of LTO, and dynamic libatomic, la.so ends up in the needs
section of every toolchain executable; some consider this an issue.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes openzfs#12345
Closes openzfs#12359
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@behlendorf behlendorf behlendorf approved these changes

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@nabijaczleweli @behlendorf