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SubjectRe: [PATCH 4/4] copyfile: copyfile

On Tue, 7 Sep 2004, Jörn Engel wrote:
> > Actually, the 4kB batching one was - if you only max out to using 4kB at a
> > time, sendfile() is kind of pointless, because then it will never do
> > multi-page copies in the first place, and all the complexity at a lower
> > level is worthless..
> Give me a better number. 16k? 1M? Or would it not be fundamentally
> flawed if the unit was seconds, instead of bytes? That makes a lot
> more sense, since a floppy and a Ultra320 RAID array differ slightly
> in speed and it's response time the users actually care about.

Well, you can't do it by seconds. What you _can_ do is to just make the
fundamental page-cache sendfile thing check for interruptible, and just do
it at a lower level. Maybe.

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