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Date:      Wed, 23 Aug 2017 09:49:50 +0300
From:      Konstantin Belousov <kostikbel@gmail.com>
To:        Yuri <yuri@rawbw.com>
Cc:        Freebsd hackers list <freebsd-hackers@freebsd.org>
Subject:   Re: How can the shared memory object be undeletable when all shared memory segments belong to the same user?
Message-ID:  <20170823064950.GM1700@kib.kiev.ua>
In-Reply-To: <c8bf3688-6afb-8876-c9a4-5e1b8bfb4528@rawbw.com>
References:  <b959b884-c362-5d93-39bb-6d9c9fd4f6bf@rawbw.com> <20170812090308.GH1700@kib.kiev.ua> <c8bf3688-6afb-8876-c9a4-5e1b8bfb4528@rawbw.com>

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On Tue, Aug 22, 2017 at 06:10:14PM -0700, Yuri wrote:
> On 08/12/17 02:03, Konstantin Belousov wrote:
> >> Only renaming of the shared memory object in the code or reboot helped.
> > Root should be able to unlink it.
> 
> 
> Isn't shared memory supposed to be deleted when the last app that used 
> it quits, gracefully or not?

Yes for anonymous, no for named.



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