We have define for FSID size so use it.

Signed-off-by: Anand Jain <anand.j...@oracle.com>
---
 include/trace/events/btrfs.h | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index cd99a3658156..c4e4b9427b81 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -73,11 +73,11 @@ struct btrfs_qgroup;
        { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
        { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
 
-#define BTRFS_UUID_SIZE 16
-#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_UUID_SIZE)
+#define BTRFS_FSID_SIZE 16
+#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
 
 #define TP_fast_assign_fsid(fs_info)                                   \
-       memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE)
+       memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)
 
 #define TP_STRUCT__entry_btrfs(args...)                                        
\
        TP_STRUCT__entry(                                               \
@@ -612,7 +612,7 @@ TRACE_EVENT(btrfs_add_block_group,
        TP_ARGS(fs_info, block_group, create),
 
        TP_STRUCT__entry(
-               __array(        u8,     fsid,   BTRFS_UUID_SIZE )
+               __array(        u8,     fsid,   BTRFS_FSID_SIZE )
                __field(        u64,    offset                  )
                __field(        u64,    size                    )
                __field(        u64,    flags                   )
@@ -622,7 +622,7 @@ TRACE_EVENT(btrfs_add_block_group,
        ),
 
        TP_fast_assign(
-               memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
+               memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
                __entry->offset         = block_group->key.objectid;
                __entry->size           = block_group->key.offset;
                __entry->flags          = block_group->flags;
@@ -969,7 +969,7 @@ TRACE_EVENT(btrfs_trigger_flush,
        TP_ARGS(fs_info, flags, bytes, flush, reason),
 
        TP_STRUCT__entry(
-               __array(        u8,     fsid,   BTRFS_UUID_SIZE )
+               __array(        u8,     fsid,   BTRFS_FSID_SIZE )
                __field(        u64,    flags                   )
                __field(        u64,    bytes                   )
                __field(        int,    flush                   )
@@ -977,7 +977,7 @@ TRACE_EVENT(btrfs_trigger_flush,
        ),
 
        TP_fast_assign(
-               memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
+               memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
                __entry->flags  = flags;
                __entry->bytes  = bytes;
                __entry->flush  = flush;
@@ -1010,7 +1010,7 @@ TRACE_EVENT(btrfs_flush_space,
        TP_ARGS(fs_info, flags, num_bytes, orig_bytes, state, ret),
 
        TP_STRUCT__entry(
-               __array(        u8,     fsid,   BTRFS_UUID_SIZE )
+               __array(        u8,     fsid,   BTRFS_FSID_SIZE )
                __field(        u64,    flags                   )
                __field(        u64,    num_bytes               )
                __field(        u64,    orig_bytes              )
@@ -1019,7 +1019,7 @@ TRACE_EVENT(btrfs_flush_space,
        ),
 
        TP_fast_assign(
-               memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
+               memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
                __entry->flags          =       flags;
                __entry->num_bytes      =       num_bytes;
                __entry->orig_bytes     =       orig_bytes;
-- 
2.13.1

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