Thread (3 messages) flat view 3 messages, 2 authors, 2002-03-21

Re: Question regarding the clear_page function

From: Neil Horman <hidden>
Date: 2002-03-21 17:49:47

got it.  Thanks Dan!
Neil

Dan Malek wrote:
Neil Horman wrote:
quoted
.....  My question is, why is this not the case for the
8XX series as well?
The behavior of this instruction during faults and exceptions has often
been incorrect and the different silicon revisions behave differently.
Rather than track all of the different silicon variants, install and
test all of the patches, it is easier to just not use it.
quoted
....  I'm asking because I'm testing a modifed kernel in which
we use the dcbz instruction rather than 4 stores, and we curious as to what
consequences I might expect.
You are probably experiencing them :-).

        -- Dan
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
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