[Bug 276002] nfscl: data corruption using both copy_file_range and mmap'd I/O

In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 276002] nfscl: data corruption using copy_file_range"
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From: <bugzilla-noreply_at_freebsd.org>
Date: Sat, 30 Dec 2023 03:51:13 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=276002

--- Comment #18 from Alan Somers <asomers@FreeBSD.org> ---
(In reply to Konstantin Belousov from comment #17)
I've tried it both ways.  Whether or not copy_file_range is enabled, if
nomsyncafterwrite is not set, then there is no crash.

And nomsyncafterwrite refers to msync immediately after mapped write.

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