x86, cpa: dont use large pages for kernel identity mapping with DEBUG_PAGEALLOC

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Don't use large pages for kernel identity mapping with DEBUG_PAGEALLOC.
This will remove the need to split the large page for the
allocated kernel page in the interrupt context.

This will simplify cpa code(as we don't do the split any more from the
interrupt context). cpa code simplication in the subsequent patches.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: arjan@linux.intel.com
Cc: venkatesh.pallipadi@intel.com
Cc: jeremy@goop.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>

...

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Suresh Siddha 2008-09-23 14:00:39 -07:00 • committed by Ingo Molnar

parent a2699e477b

commit 0b8fdcbcd2

2 changed files with 34 additions and 10 deletions

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18

arch/x86/mm/init_32.c

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26

arch/x86/mm/init_64.c

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