Re: [Xen-devel] [PATCH XEN v7 27/29] tools/libs/*: Use O_CLOEXEC on Linux and FreeBSD

[Roger Pau Monnà <roger.pau@xxxxxxxxxx>]

El 16/12/15 a les 13.31, Ian Campbell ha escrit:
> In some cases this replaces an FD_CLOEXEC dance, in others it is new.
> 
> Linux has had O_CLOEXEC since 2.6.23 (October 2007), so we can rely on
> it from Xen 4.7 I think. Some libc headers may still lack the
> definition, so we take care of that if need be.
> 
> All stable versions of FreeBSD support O_CLOEXEC (10.2, 9.3 and 8.4),
> and we assume the libc there does too.

Yes, the FreeBSD libc certainly does, since the kernel and libc are tied
together in the BSD world (ie: they live in the same repository).

> 
> Remove various comments about having to take responsibility for this
> (since really it is just hygiene, politeness, not a requirement) and
> the reasons for using O_CLOEXEC seem pretty straightforward.
> 
> Backends for other OSes are untouched.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

For the FreeBSD side:

Acked-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>


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