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Breaking change: FileStream does not synchronize file offset with OS anymore #23857

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carlossanlop opened this issue Apr 20, 2021 · 0 comments · Fixed by #24060
Closed
1 task done

Breaking change: FileStream does not synchronize file offset with OS anymore #23857

carlossanlop opened this issue Apr 20, 2021 · 0 comments · Fixed by #24060
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@gewarren
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breaking-change Indicates a .NET Core breaking change 🏁 Release: .NET 6 Issues and PRs for the .NET 6 release doc-idea Indicates issues that are suggestions for new topics [org][type][category] Pri1 High priority, do before Pri2 and Pri3

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@carlossanlop
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carlossanlop commented Apr 20, 2021 •
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FileStream does not synchronize file offset with OS anymore

@adamsitnik described it in detail here: dotnet/runtime#50860

cc @jozkee

Version introduced

.NET 6.0 Preview 4

Old behavior

New behavior

Reason for change

Recommended action

We will write a blog post with recommended practices.

Category

  • Core .NET libraries

Affected APIs

System.IO.FileStream APIs that used to update the OS file offset.

Finally, please remember to email a link to this breaking change issue to .NET Breaking Change Notifications.

Issue metadata

  • Issue type: breaking-change
@dotnet-bot dotnet-bot added the ⌚ Not Triaged Not triaged label Apr 20, 2021
@dotnet-bot dotnet-bot added breaking-change Indicates a .NET Core breaking change doc-idea Indicates issues that are suggestions for new topics [org][type][category] labels Apr 20, 2021
@carlossanlop carlossanlop mentioned this issue Apr 20, 2021
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@gewarren gewarren self-assigned this Apr 21, 2021
@gewarren gewarren added Pri1 High priority, do before Pri2 and Pri3 and removed ⌚ Not Triaged Not triaged Pri3 labels Apr 21, 2021
@gewarren gewarren mentioned this issue May 5, 2021
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@gewarren gewarren added the 🏁 Release: .NET 6 Issues and PRs for the .NET 6 release label May 14, 2021
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@gewarren gewarren

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breaking-change Indicates a .NET Core breaking change 🏁 Release: .NET 6 Issues and PRs for the .NET 6 release doc-idea Indicates issues that are suggestions for new topics [org][type][category] Pri1 High priority, do before Pri2 and Pri3
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Breaking changes for FileStream gewarren/docs
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@carlossanlop @dotnet-bot @gewarren @PRMerger14