Messages in this thread | | | Date | Sun, 3 Jun 2007 22:11:28 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [patch 2/2] ufd v1 - use unsequential O(1) fdmap |
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On Sun, 3 Jun 2007, Davide Libenzi wrote: > > Agreed, a new syscall looks less messy. I'll make sys_dup2() to allow > installing in the non-sequential area, only if there's an fd already > allocated. F_DUPFD will remain unchanged (that is, not allow > non-sequential fds allocations).
I actually think that a new system call is _hugely_ messy. It means that anybody who wants to use a new feature needs to have a new glibc. Not nice, not nice at all. I'd much rather see a totally transparent extension that doesn't require any new user space what-so-ever to be used...
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