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Date:      Tue, 08 Dec 2015 16:52:05 +0100
From:      =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no>
To:        Maxim Sobolev <sobomax@FreeBSD.org>
Cc:        freebsd-current@freebsd.org, freebsd-hackers@freebsd.org, Kirk McKusick <mckusick@mckusick.com>, kib@freebsd.org
Subject:   Re: posix_fallocate(2) && posix_fadvise(2) are somewhat broken
Message-ID:  <868u55rl96.fsf@desk.des.no>
In-Reply-To: <CAH7qZfvV-RepAc6N0UxFi2RBthxrd%2BqHD-Qh5dc-9v=NFGCy_w@mail.gmail.com> (Maxim Sobolev's message of "Tue, 8 Dec 2015 01:35:31 -0800")
References:  <CAH7qZfvV-RepAc6N0UxFi2RBthxrd%2BqHD-Qh5dc-9v=NFGCy_w@mail.gmail.com>

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Maxim Sobolev <sobomax@FreeBSD.org> writes:
> Hi, while working on some unrelated feature I've noticed that at least
> those two system calls are not returning proper value (-1) on error.
> Instead actual errno value is returned from the syscall verbatim,
> i.e. posix_fadvise() returns 22 on EINVAL.

That's how syscalls work.

DES
--=20
Dag-Erling Sm=C3=B8rgrav - des@des.no



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