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x86, apic: Use PAGE_SIZE instead of numbers 

The whole page is reserved for IO-APIC fixmap
due to non-cacheable requirement. So lets note
this explicitly instead of playing with numbers.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Maciej W. Rozycki <macro@linux-mips.org>
LKML-Reference: <20091108155356.GB25940@lenovo>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Cyrill Gorcunov 2009-11-08 18:53:56 +03:00 committed by Ingo Molnar
parent 5231a68614
commit 46dc281b1b
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/apic/io_apic.c
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@ -4111,7 +4111,7 @@ void __init ioapic_init_mappings(void)
idx++;
ioapic_res->start = ioapic_phys;
ioapic_res->end = ioapic_phys + (4 * 1024) - 1;
ioapic_res->end = ioapic_phys + PAGE_SIZE-1;
ioapic_res++;
}
}