Messages in this thread | | | From | Nick Piggin <> | Subject | Re: [perfmon] Re: [perfmon2] perfmon2 merge news | Date | Wed, 14 Nov 2007 11:28:59 +1100 |
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On Wednesday 14 November 2007 23:07, David Miller wrote: > From: Paul Mackerras <paulus@samba.org> > Date: Wed, 14 Nov 2007 23:03:24 +1100 > > > You're suggesting that the behaviour of a read() should depend on what > > was in the buffer before the read? Gack! Surely you have better > > taste than that? > > Absolutely that's what I mean, it's atomic and gives you exactly what > you need. > > I see nothing wrong or gross with these semantics. Nothing in the > "book of UNIX" specifies that for a device or special file the passed > in buffer cannot contain input control data.
True, but is it now any so different to an ioctl? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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