Bug #20086: Windows memory mapped file `IO::Buffer` is buggy.

• Status: Closed
• Assignee: -
• Target version: -
• Backport: 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: DONE

[ioquatix (Samuel Williams)]

We confirmed a bug in memory mapped files on Windows.

See https://github.com/ruby/ruby/pull/9358 for the fix.

We don't need to backport the logging.

[ioquatix (Samuel Williams)]

• Subject changed from Windows Memory Mapped Buffer is buggy. to Windows memory mapped file `IO::Buffer` is buggy.

[ioquatix (Samuel Williams)]

• Description updated (diff)

[naruse (Yui NARUSE)]

• Backport changed from 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: REQUIRED to 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: DONE

ruby_3_3 818b4ea9b16e3570b431b86da9a24a5743b29617 merged revision(s) e5a4f757bdf5dc3d8c329ddd268432f9ecc7bff6.