copy_4K_page() doesn't use dcbtst?

Hollis Blanchard hollisb at us.ibm.com
Tue Aug 29 03:35:23 EST 2006


Hi Paul, some Xen people were just noticing that copy_4K_page
(arch/powerpc/lib/copypage_64.S) doesn't use the dcbtst instruction. Why
doesn't it help there?

-- 
Hollis Blanchard
IBM Linux Technology Center




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