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Diffstat (limited to 'fs/ecryptfs')
-rw-r--r--fs/ecryptfs/messaging.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c
index 2d8dbce9d485..46c4dd8dfcc3 100644
--- a/fs/ecryptfs/messaging.c
+++ b/fs/ecryptfs/messaging.c
@@ -31,9 +31,9 @@ static struct mutex ecryptfs_msg_ctx_lists_mux;
static struct hlist_head *ecryptfs_daemon_hash;
struct mutex ecryptfs_daemon_hash_mux;
-static int ecryptfs_hash_buckets;
+static int ecryptfs_hash_bits;
#define ecryptfs_uid_hash(uid) \
- hash_long((unsigned long)uid, ecryptfs_hash_buckets)
+ hash_long((unsigned long)uid, ecryptfs_hash_bits)
static u32 ecryptfs_msg_counter;
static struct ecryptfs_msg_ctx *ecryptfs_msg_ctx_arr;
@@ -486,18 +486,19 @@ int ecryptfs_init_messaging(void)
}
mutex_init(&ecryptfs_daemon_hash_mux);
mutex_lock(&ecryptfs_daemon_hash_mux);
- ecryptfs_hash_buckets = 1;
- while (ecryptfs_number_of_users >> ecryptfs_hash_buckets)
- ecryptfs_hash_buckets++;
+ ecryptfs_hash_bits = 1;
+ while (ecryptfs_number_of_users >> ecryptfs_hash_bits)
+ ecryptfs_hash_bits++;
ecryptfs_daemon_hash = kmalloc((sizeof(struct hlist_head)
- * ecryptfs_hash_buckets), GFP_KERNEL);
+ * (1 << ecryptfs_hash_bits)),
+ GFP_KERNEL);
if (!ecryptfs_daemon_hash) {
rc = -ENOMEM;
printk(KERN_ERR "%s: Failed to allocate memory\n", __func__);
mutex_unlock(&ecryptfs_daemon_hash_mux);
goto out;
}
- for (i = 0; i < ecryptfs_hash_buckets; i++)
+ for (i = 0; i < (1 << ecryptfs_hash_bits); i++)
INIT_HLIST_HEAD(&ecryptfs_daemon_hash[i]);
mutex_unlock(&ecryptfs_daemon_hash_mux);
ecryptfs_msg_ctx_arr = kmalloc((sizeof(struct ecryptfs_msg_ctx)
@@ -554,7 +555,7 @@ void ecryptfs_release_messaging(void)
int i;
mutex_lock(&ecryptfs_daemon_hash_mux);
- for (i = 0; i < ecryptfs_hash_buckets; i++) {
+ for (i = 0; i < (1 << ecryptfs_hash_bits); i++) {
int rc;
hlist_for_each_entry(daemon, elem,