Date: Sat, 4 Nov 2017 13:41:00 +0200 From: Andriy Gapon <avg@FreeBSD.org> To: Mark Millard <markmi@dsl-only.net>, FreeBSD Toolchain <freebsd-toolchain@freebsd.org>, svn-src-head@freebsd.org, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: svn commit: r325320 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs [breaks lld on zfs: lld uses fallocate] Message-ID: <134eea8e-1a2e-d77c-f7fa-01e14db7f47b@FreeBSD.org> In-Reply-To: <6140C4E2-168F-4E5D-B3C2-717ECB67C980@dsl-only.net> References: <6140C4E2-168F-4E5D-B3C2-717ECB67C980@dsl-only.net>
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On 04/11/2017 12:32, Mark Millard wrote:
> if (int Err = ::posix_fallocate(FD, 0, Size)) {
> if (Err != EOPNOTSUPP)
> return std::error_code(Err, std::generic_category());
> }
The commit message that you didn't include into your reply contains some useful
information that authors / maintainers of this code should probably take into
account:
> Please note that EINVAL is used to report that the underlying file system
> does not support the operation (POSIX.1-2008).
Here is a link for that:
http://pubs.opengroup.org/onlinepubs/9699919799/functions/posix_fallocate.html
--
Andriy Gapon
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