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

Dag-Erling Smørgrav des at
Fri Mar 24 10:15:21 UTC 2006

Peter Wemm <peter at> 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?

Dag-Erling Smørgrav - des at

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