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os: cmd/go gets error "copy_file_range: function not implemented" [1.20 backport] #58627

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gopherbot opened this issue Feb 21, 2023 · 2 comments
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os: cmd/go gets error "copy_file_range: function not implemented" [1.20 backport] #58627

gopherbot opened this issue Feb 21, 2023 · 2 comments
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CherryPickApproved Used during the release process for point releases FrozenDueToAge
Milestone
Go1.20.2

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@gopherbot
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@ianlancetaylor requested issue #58592 to be considered for backport to the next 1.20 minor release.

@gopherbot Please open a backport to 1.20.

On some systems copy_file_range appears to fail with ENOSYS, even though it seems that it shouldn't. On those systems the go tool doesn't work at all.
@gopherbot gopherbot added the CherryPickCandidate Used during the release process for point releases label Feb 21, 2023
@gopherbot gopherbot mentioned this issue Feb 21, 2023
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@gopherbot gopherbot added this to the Go1.20.2 milestone Feb 21, 2023
@thanm thanm added the CherryPickApproved Used during the release process for point releases label Feb 22, 2023
@gopherbot gopherbot removed the CherryPickCandidate Used during the release process for point releases label Feb 22, 2023
@gopherbot
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Change https://go.dev/cl/470316 mentions this issue: [release-branch.go1.20] Revert "internal/poll: drop redundant ENOSYS in CopyFileRange"

@gopherbot
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Closed by merging 1acd39c to release-branch.go1.20.

gopherbot pushed a commit that referenced this issue Feb 22, 2023
@ianlancetaylor
[release-branch.go1.20] Revert "internal/poll: drop redundant ENOSYS …
1acd39c 
…in CopyFileRange"

This reverts CL 428555.

Reason for revert: It appears that even a newer kernel can get
ENOSYS from copy_file_range.

For #58592
Fixes #58627

Change-Id: Ib8dd1be61544f54bf652a99dc0b449109f8f50ed
Reviewed-on: https://go-review.googlesource.com/c/go/+/470316
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
romaindoumenc pushed a commit to TroutSoftware/go that referenced this issue Mar 3, 2023
@ianlancetaylor @romaindoumenc
[release-branch.go1.20] Revert "internal/poll: drop redundant ENOSYS …
0eb0be3 
…in CopyFileRange"

This reverts CL 428555.

Reason for revert: It appears that even a newer kernel can get
ENOSYS from copy_file_range.

For golang#58592
Fixes golang#58627

Change-Id: Ib8dd1be61544f54bf652a99dc0b449109f8f50ed
Reviewed-on: https://go-review.googlesource.com/c/go/+/470316
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
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