diff options
Diffstat (limited to 'fs/ext4/ioctl.c')
| -rw-r--r-- | fs/ext4/ioctl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index e7f894bdb42..c0e5b8cf635 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -199,7 +199,7 @@ flags_err: * need to allocate reservation structure for this inode * before set the window size */ - mutex_lock(&ei->truncate_mutex); + down_write(&ei->i_data_sem); if (!ei->i_block_alloc_info) ext4_init_block_alloc_info(inode); @@ -207,7 +207,7 @@ flags_err: struct ext4_reserve_window_node *rsv = &ei->i_block_alloc_info->rsv_window_node; rsv->rsv_goal_size = rsv_window_size; } - mutex_unlock(&ei->truncate_mutex); + up_write(&ei->i_data_sem); return 0; } case EXT4_IOC_GROUP_EXTEND: { |