Messages in this thread | | | Subject | Re: [PATCH] x86: make nx_enabled conditional on CONFIG_X86_PAE | From | Harvey Harrison <> | Date | Tue, 22 Jan 2008 13:35:15 -0800 |
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On Tue, 2008-01-22 at 22:04 +0100, Ingo Molnar wrote: > * Harvey Harrison <harvey.harrison@gmail.com> wrote: > > > nx_enabled can only be set to non-zero when CONFIG_X86_PAE is set. > > The only use not currently inside a CONFIG_X86_PAE block is the > > definition, the declaration and a conditional unlikely test in > > fault_32.c (is_prefetch). > > > > When !CONFIG_X86_PAE, is_prefetch always returns 0 immediately as > > nx_enabled is always 0. > > > > When CONFIG_X86_PAE, the test is preserved, but the test against the > > cpu model and stepping is deleted, this may not be correct. > > thanks, applied.
Hmmm, the extern nx_enabled in page_32.h is already within an ifndef __ASSEMBLY__ block, so I'm not sure how wakeup_32.S could be using it. Thoughts?
Harvey
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