Re: please revert bogus patch to vmscan.c

Rik van Riel (riel@conectiva.com.br)
Tue, 30 Oct 2001 13:34:50 -0200 (BRST)


On Tue, 30 Oct 2001, Andrea Arcangeli wrote:
> On Mon, Oct 29, 2001 at 09:25:46PM -0500, Benjamin LaHaise wrote:
> > I fully well expect it to be. However, from the point of view of stability
> > we *want* to be conservative and correct. If Al had to demonstrate with
>
> Dave just told you what this change has to do with stability, not sure
> why you keep reiterating about stability and correctness.
>
> But of course going from page flush to the mm flush is fine from my part
> too. As Linus noted a few days ago during swapout we're going to block
> and reschedule all the time, so the range flush is going to be a noop in

Only on architectures where the TLB (or equivalent) is
small and only capable of holding entries for one address
space at a time.

It's simply not true on eg PPC.

Rik

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