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[bitmap] Fix bitmaps on 64-bit

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Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Geoff Lywood
2010-05-27 00:39:17 +01:00
committed by Michael Brown
parent 0d108681ac
commit 83efb3d750
2 changed files with 2 additions and 2 deletions
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2
src/core/bitmap.c
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@@ -76,7 +76,7 @@ int bitmap_test ( struct bitmap *bitmap, unsigned int bit ) {
if ( bit >= bitmap->length ) if ( bit >= bitmap->length )
return 0; return 0;
return ( bitmap->blocks[index] & mask ); return ( ( bitmap->blocks[index] & mask ) != 0 );
} }
/** /**

2
src/include/ipxe/bitmap.h
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@@ -33,7 +33,7 @@ typedef unsigned long bitmap_block_t;
* @v bit Bit index * @v bit Bit index
* @ret mask Block mask * @ret mask Block mask
*/ */
#define BITMAP_MASK( bit ) ( 1 << ( (bit) % BITMAP_BLKSIZE ) ) #define BITMAP_MASK( bit ) ( 1UL << ( (bit) % BITMAP_BLKSIZE ) )
/** A bitmap */ /** A bitmap */
struct bitmap { struct bitmap {