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authorIngo Molnar <mingo@elte.hu>2009-12-28 09:23:13 +0100
committerIngo Molnar <mingo@elte.hu>2009-12-28 09:23:13 +0100
commit605c1a187f3ce82fbc243e2163c5ca8d1926df8e (patch)
treec8065a8c5606a66f81dc494ce22a5baa5e0dfe7e /lib/lmb.c
parent17a2a9b57a9a7d2fd8f97df951b5e63e0bd56ef5 (diff)
parentce9277fb08e6e721482f7011ca28dcd0449b197c (diff)
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Merge branch 'iommu/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into x86/urgent
Diffstat (limited to 'lib/lmb.c')
-rw-r--r--lib/lmb.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/lmb.c b/lib/lmb.c
index 0343c05609f0..9cee17142b2c 100644
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -263,7 +263,7 @@ long __init lmb_reserve(u64 base, u64 size)
return lmb_add_region(_rgn, base, size);
}
-long __init lmb_overlaps_region(struct lmb_region *rgn, u64 base, u64 size)
+long lmb_overlaps_region(struct lmb_region *rgn, u64 base, u64 size)
{
unsigned long i;
@@ -493,6 +493,11 @@ int __init lmb_is_reserved(u64 addr)
return 0;
}
+int lmb_is_region_reserved(u64 base, u64 size)
+{
+ return lmb_overlaps_region(&lmb.reserved, base, size);
+}
+
/*
* Given a <base, len>, find which memory regions belong to this range.
* Adjust the request and return a contiguous chunk.