Rik van Riel wrote:
On Thu, 25 Aug 2005, Nick Piggin wrote:
fork() can be changed so as not to set up page tables for
MAP_SHARED mappings. I think that has other tradeoffs like
initially causing several unavoidable faults reading
libraries and program text.
Actually, libraries and program text are usually mapped
MAP_PRIVATE, so those would still be copied.
Yep, that seems to be the case here.
Skipping MAP_SHARED in fork() sounds like a good idea to me...
Indeed. Linus, can you remember why we haven't done this before?
--
SUSE Labs, Novell Inc.
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