fs/ext4: fix comments mentioning i_mutex

[sfrench/cifs-2.6.git] / fs / ext4 / ext4.h

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 18cd5b3b4815f09a52644c420182cf66cefbb015..09d8f60ebf0f78478fc4762e818153c62d6e68f0 100644 (file)
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1028,7 +1028,7 @@ struct ext4_inode_info {
 
        /*
         * Extended attributes can be read independently of the main file
-        * data. Taking i_mutex even when reading would cause contention
+        * data. Taking i_rwsem even when reading would cause contention
         * between readers of EAs and writers of regular file data, so
         * instead we synchronize on xattr_sem when reading or changing
         * EAs.
@@ -3407,7 +3407,7 @@ do {                                                              \
 #define EXT4_FREECLUSTERS_WATERMARK 0
 #endif
 
-/* Update i_disksize. Requires i_mutex to avoid races with truncate */
+/* Update i_disksize. Requires i_rwsem to avoid races with truncate */
 static inline void ext4_update_i_disksize(struct inode *inode, loff_t newsize)
 {
        WARN_ON_ONCE(S_ISREG(inode->i_mode) &&
@@ -3418,7 +3418,7 @@ static inline void ext4_update_i_disksize(struct inode *inode, loff_t newsize)
        up_write(&EXT4_I(inode)->i_data_sem);
 }
 
-/* Update i_size, i_disksize. Requires i_mutex to avoid races with truncate */
+/* Update i_size, i_disksize. Requires i_rwsem to avoid races with truncate */
 static inline int ext4_update_inode_size(struct inode *inode, loff_t newsize)
 {
        int changed = 0;