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-rw-r--r--fs/ocfs2/ocfs2.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 9552560df6cd..e98c954cf961 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -768,6 +768,12 @@ static inline unsigned int ocfs2_megabytes_to_clusters(struct super_block *sb,
return megs << (20 - OCFS2_SB(sb)->s_clustersize_bits);
}
+static inline unsigned int ocfs2_clusters_to_megabytes(struct super_block *sb,
+ unsigned int clusters)
+{
+ return clusters >> (20 - OCFS2_SB(sb)->s_clustersize_bits);
+}
+
static inline void _ocfs2_set_bit(unsigned int bit, unsigned long *bitmap)
{
ext2_set_bit(bit, bitmap);