ext4: print 'flags' in ext4_ext_handle_uninitialized_extents

In trace_ext4_ext_handle_uninitialized_extents we don't care about the
value of map->m_flags because this value is probably 0, and we prefer
to get the value of flags because we can know how to handle this
extent in this function.

Reviewed-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 4 insertions, 4 deletions

diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index d49b285385e8..25914e3002c7 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -1680,10 +1680,10 @@ DEFINE_EVENT(ext4__trim, ext4_trim_all_free,
 );
 
 TRACE_EVENT(ext4_ext_handle_uninitialized_extents,
-        TP_PROTO(struct inode *inode, struct ext4_map_blocks *map,
+        TP_PROTO(struct inode *inode, struct ext4_map_blocks *map, int flags,
                  unsigned int allocated, ext4_fsblk_t newblock),
 
-        TP_ARGS(inode, map, allocated, newblock),
+        TP_ARGS(inode, map, flags, allocated, newblock),
 
         TP_STRUCT__entry(
                 __field(        dev_t,          dev             )
@@ -1699,7 +1699,7 @@ TRACE_EVENT(ext4_ext_handle_uninitialized_extents,
         TP_fast_assign(
                 __entry->dev            = inode->i_sb->s_dev;
                 __entry->ino            = inode->i_ino;
-                __entry->flags          = map->m_flags;
+                __entry->flags          = flags;
                 __entry->lblk           = map->m_lblk;
                 __entry->pblk           = map->m_pblk;
                 __entry->len            = map->m_len;
@@ -1707,7 +1707,7 @@ TRACE_EVENT(ext4_ext_handle_uninitialized_extents,
                 __entry->newblk         = newblock;
         ),
 
-        TP_printk("dev %d,%d ino %lu m_lblk %u m_pblk %llu m_len %u flags %d"
+        TP_printk("dev %d,%d ino %lu m_lblk %u m_pblk %llu m_len %u flags %x "
                   "allocated %d newblock %llu",
                   MAJOR(__entry->dev), MINOR(__entry->dev),
                   (unsigned long) __entry->ino,