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x64, x2apic/intr-remap: Fix the need for RMRR in the DMA-remapping detection

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Presence of RMRR structures is not compulsory for enabling DMA-remapping.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Yong Y Wang <yong.y.wang@intel.com>
Cc: Yong Y Wang <yong.y.wang@intel.com>
Cc: akpm@linux-foundation.org
Cc: arjan@linux.intel.com
Cc: andi@firstfloor.org
Cc: ebiederm@xmission.com
Cc: jbarnes@virtuousgeek.org
Cc: steiner@sgi.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Suresh Siddha 2008-07-10 11:16:39 -07:00 committed by Ingo Molnar
parent aaa9d1dd63
commit 2d6b5f85bb
1 changed files with 1 additions and 3 deletions
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4
drivers/pci/dmar.c
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@ -419,10 +419,8 @@ int __init dmar_table_init(void)
}
#ifdef CONFIG_DMAR
if (list_empty(&dmar_rmrr_units)) {
if (list_empty(&dmar_rmrr_units))
printk(KERN_INFO PREFIX "No RMRR found\n");
return -ENODEV;
}
#endif
return 0;