From: Florian Weimer <fw@deneb.enyo.de>
Subject: Re: POSIX.Memory_Mapping.Map_Memory
Date: Sun, 30 Jan 2005 19:51:58 +0100
Date: 2005-01-30T19:51:58+01:00 [thread overview]
Message-ID: <87u0oykawh.fsf@deneb.enyo.de> (raw)
In-Reply-To: m3fz0ic1r3.fsf@0x5358c0df.boanxx18.adsl-dhcp.tele.dk
* Mark Lorenzen:
>> I was just wondering: Is it allowed to map a device file as shared
>> memory? Try to use MAP_PRIVATE instead of MAP_SHARED.
>
> Furthermore: I do not think that it is possible to map character
> special files, since it only allows sequential access. You can
> probably only map block special files.
It's possible to map /dev/zero. In fact, there is little difference
between character and block devices these days.
next prev parent reply other threads:[~2005-01-30 18:51 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-29 15:58 POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-29 16:20 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-29 16:31 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-29 18:44 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 2:45 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-30 2:48 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-30 15:39 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 16:02 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-30 16:19 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 16:36 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 18:51 ` Florian Weimer [this message]
2005-02-27 6:59 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-02-27 13:03 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
2005-01-30 16:05 ` POSIX.Memory_Mapping.Map_Memory Adrian Hoe
2005-01-30 16:22 ` POSIX.Memory_Mapping.Map_Memory Mark Lorenzen
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