From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 In-Reply-To: <9eabf2e2-0586-4c3b-9693-94d10c23deb4@email.android.com> References: <9eabf2e2-0586-4c3b-9693-94d10c23deb4@email.android.com> Date: Mon, 7 Sep 2015 10:38:48 +0100 Message-ID: From: Charles Forsyth To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Content-Type: multipart/alternative; boundary=089e011609fc372fec051f250427 Subject: Re: [9fans] Privalloc(2) and rfork(RFPROC|RFMEM) (was: a pair nec bugs) Topicbox-Message-UUID: 694a457a-ead9-11e9-9d60-3106f5b1d025 --089e011609fc372fec051f250427 Content-Type: text/plain; charset=UTF-8 On 7 September 2015 at 01:30, erik quanstrom wrote: > unless by name an entry in a table shared by the set of memory sharing > processes is what is meant the table isn't shared. the address of the table is the same, but the underlying memory is private, and indeed can't be shared (there isn't a system call to map the pages elsewhere in the shared address space). --089e011609fc372fec051f250427 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

= On 7 September 2015 at 01:30, erik quanstrom <quanstro@quanstro.net> wrote:
unless by name an en= try in a table shared by the set of memory sharing processes is what is mea= nt

the table isn't shared. the address of the tab= le is the same, but the underlying memory is private,
and indeed can't be shared (there isn't a system call to= map the pages elsewhere in the shared address space).
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