Date: Tue, 8 Dec 2015 12:01:44 -0500 (EST) From: Garrett Wollman <wollman@hergotha.csail.mit.edu> To: sobomax@freebsd.org Cc: freebsd-current@freebsd.org Subject: Re: posix_fallocate(2) && posix_fadvise(2) are somewhat broken Message-ID: <201512081701.tB8H1ivY009763@hergotha.csail.mit.edu> References: <CAH7qZfvV-RepAc6N0UxFi2RBthxrd%2BqHD-Qh5dc-9v=NFGCy_w@mail.gmail.com>
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In article <CAH7qZfvV-RepAc6N0UxFi2RBthxrd+qHD-Qh5dc-9v=NFGCy_w@mail.gmail.com>
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,
That is what the specification requires.
RETURN VALUE
Upon successful completion, posix_fadvise( ) shall return
zero; otherwise, an error number shall be returned to
indicate the error.
(Quote from SUSv7 p. 1410, lines 46221-46223.)
-GAWollman
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