Messages in this thread | | | Date | Sun, 28 Jun 1998 09:57:30 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: sendfile(2) idea (was: Thread implementations) |
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On Sun, 28 Jun 1998, Oliver Xymoron wrote: > > Is it possible to optimize the "mmap()+write()" combination instead and > avoid adding a new scheme?
No. Think TLB and page table overhead. Think TLB coherency in SMP. Think virtual caches.
mmap() _really_ really isn't the solution to zero-copy.
Linus
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