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x86 mmiotrace: use lookup_address()

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Use lookup_address() from pageattr.c instead of doing the same
manually. Also had to EXPORT_SYMBOL_GPL(lookup_address) to make this
work for modules. This also fixes "undefined symbol 'init_mm'"
compile error for x86_32.

Signed-off-by: Pekka Paalanen <pq@iki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Pekka Paalanen
2008-05-12 21:20:56 +02:00
committed by Thomas Gleixner
parent 8b7d89d02e
commit 75bb88350e
3 changed files with 44 additions and 22 deletions
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arch/x86/mm/pageattr.c
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@@ -227,6 +227,7 @@ pte_t *lookup_address(unsigned long address, unsigned int *level)
return pte_offset_kernel(pmd, address);
}
EXPORT_SYMBOL_GPL(lookup_address);
/*
* Set the new pmd in all the pgds we know about: