[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 03:32:10 UTC

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

--- Comment #17 from Konstantin Belousov <kib@FreeBSD.org> ---
(In reply to Alan Somers from comment #16)
Did you tried with disabled copy_file_range?

Also, does 'msync after write' means msync after mapped write, or after
write(2)?
I suspect that it should be _before_ whatever write is.

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