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-rw-r--r--fs/jbd2/revoke.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/jbd2/revoke.c b/fs/jbd2/revoke.c
index 9246e763da7..28cac049a56 100644
--- a/fs/jbd2/revoke.c
+++ b/fs/jbd2/revoke.c
@@ -68,6 +68,7 @@
#include <linux/list.h>
#include <linux/init.h>
#endif
+#include <linux/log2.h>
static struct kmem_cache *jbd2_revoke_record_cache;
static struct kmem_cache *jbd2_revoke_table_cache;
@@ -212,7 +213,7 @@ int jbd2_journal_init_revoke(journal_t *journal, int hash_size)
journal->j_revoke = journal->j_revoke_table[0];
/* Check that the hash_size is a power of two */
- J_ASSERT ((hash_size & (hash_size-1)) == 0);
+ J_ASSERT(is_power_of_2(hash_size));
journal->j_revoke->hash_size = hash_size;
@@ -239,7 +240,7 @@ int jbd2_journal_init_revoke(journal_t *journal, int hash_size)
journal->j_revoke = journal->j_revoke_table[1];
/* Check that the hash_size is a power of two */
- J_ASSERT ((hash_size & (hash_size-1)) == 0);
+ J_ASSERT(is_power_of_2(hash_size));
journal->j_revoke->hash_size = hash_size;