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Btrfs: fix __ucmpdi2 compile bug on 32 bit builds 

We get this on 32 builds:

fs/built-in.o: In function `extent_fiemap':
(.text+0x1019f2): undefined reference to `__ucmpdi2'

Happens because of a switch statement with a 64 bit argument.
Convert this to an if statement to fix this.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Heiko Carstens 2009-04-03 10:33:45 -04:00 committed by Chris Mason
parent 09771430f3
commit 93dbfad7ac
1 changed files with 5 additions and 11 deletions
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16
fs/btrfs/extent_io.c
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@ -2884,25 +2884,19 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
disko = 0;
flags = 0;
switch (em->block_start) {
case EXTENT_MAP_LAST_BYTE:
if (em->block_start == EXTENT_MAP_LAST_BYTE) {
end = 1;
flags |= FIEMAP_EXTENT_LAST;
break;
case EXTENT_MAP_HOLE:
} else if (em->block_start == EXTENT_MAP_HOLE) {
flags |= FIEMAP_EXTENT_UNWRITTEN;
break;
case EXTENT_MAP_INLINE:
} else if (em->block_start == EXTENT_MAP_INLINE) {
flags |= (FIEMAP_EXTENT_DATA_INLINE |
FIEMAP_EXTENT_NOT_ALIGNED);
break;
case EXTENT_MAP_DELALLOC:
} else if (em->block_start == EXTENT_MAP_DELALLOC) {
flags |= (FIEMAP_EXTENT_DELALLOC |
FIEMAP_EXTENT_UNKNOWN);
break;
default:
} else {
disko = em->block_start;
break;
}
if (test_bit(EXTENT_FLAG_COMPRESSED, &em->flags))
flags |= FIEMAP_EXTENT_ENCODED;