RE: [Linux-ia64] Patch to fix lfetches accessing beyond a page (c opy_page/clear_pa ge)

From: David Mosberger <>
Date: 2002-04-18 07:42:28
>>>>> On Wed, 17 Apr 2002 13:35:13 -0700, "Mallick, Asit K" <> said:

  Asit> But I also think that the code should not access memory beyond
  Asit> the page even though it does not affect the functionality as
  Asit> these are hints. These accesses can also cause performance
  Asit> problems.

Ah, now *that's* an argument I can live with. ;-)

I just don't want there to be any confusion about whether or not
lfetch to arbitrary addresses is legal.  It must be, as hardware is
allowed to prefetch on its own.

Received on Wed Apr 17 14:44:01 2002

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