cvs commit: src/lib/libc/sys mmap.2

Julian Elischer julian at elischer.org
Fri Mar 24 19:13:09 UTC 2006


Dag-Erling Smørgrav wrote:

>Peter Wemm <peter at FreeBSD.org> writes:
>  
>
>>  Log:
>>  Document that the documented 2GB mmap limit is actually a
>>  documentation bug.  We switched to page indexes some time around
>>  FreeBSD 2.2.  The actual 'len' limit is the maximum file size or what
>>  will fit in your address space, whichever comes first.  It should be
>>  possible to make 1TB files on 32 bit systems, but of course address space
>>  runs out long before then.
>>    
>>
>
>Are you saying that mmap() is not constrained by maxdsiz?
>  
>

that seems to be the case from my experience.

>DES
>  
>


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