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authorQu Wenruo <wqu@suse.com>2018-04-26 14:24:25 +0800
committerDavid Sterba <dsterba@suse.com>2018-05-28 18:07:27 +0200
commit3dca5c942dac60164e6a6e89172f25b86af07ce7 (patch)
treefb8be8375ae9ce77a5312bf999f78ab57338eb01 /include/trace
parent9113493e3ad66211967a81fd4498bccfc85d1ef3 (diff)
btrfs: trace: Remove unnecessary fs_info parameter for btrfs__reserve_extent event class
fs_info can be extracted from btrfs_block_group_cache, and all btrfs_block_group_cache is created by btrfs_create_block_group_cache() with fs_info initialized, no need to worry about NULL pointer dereference. Signed-off-by: Qu Wenruo <wqu@suse.com> Reviewed-by: Nikolay Borisov <nborisov@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/btrfs.h18
1 files changed, 8 insertions, 10 deletions
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index d78d8ab4bc86..5af2479e9b16 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -1146,11 +1146,10 @@ TRACE_EVENT(find_free_extent,
DECLARE_EVENT_CLASS(btrfs__reserve_extent,
- TP_PROTO(const struct btrfs_fs_info *fs_info,
- const struct btrfs_block_group_cache *block_group, u64 start,
+ TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
u64 len),
- TP_ARGS(fs_info, block_group, start, len),
+ TP_ARGS(block_group, start, len),
TP_STRUCT__entry_btrfs(
__field( u64, bg_objectid )
@@ -1159,7 +1158,7 @@ DECLARE_EVENT_CLASS(btrfs__reserve_extent,
__field( u64, len )
),
- TP_fast_assign_btrfs(fs_info,
+ TP_fast_assign_btrfs(block_group->fs_info,
__entry->bg_objectid = block_group->key.objectid;
__entry->flags = block_group->flags;
__entry->start = start;
@@ -1177,20 +1176,18 @@ DECLARE_EVENT_CLASS(btrfs__reserve_extent,
DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
- TP_PROTO(const struct btrfs_fs_info *fs_info,
- const struct btrfs_block_group_cache *block_group, u64 start,
+ TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
u64 len),
- TP_ARGS(fs_info, block_group, start, len)
+ TP_ARGS(block_group, start, len)
);
DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
- TP_PROTO(const struct btrfs_fs_info *fs_info,
- const struct btrfs_block_group_cache *block_group, u64 start,
+ TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
u64 len),
- TP_ARGS(fs_info, block_group, start, len)
+ TP_ARGS(block_group, start, len)
);
TRACE_EVENT(btrfs_find_cluster,
@@ -1807,6 +1804,7 @@ TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
show_root_type(__entry->root_objectid),
__entry->ino, __entry->mod)
);
+
#endif /* _TRACE_BTRFS_H */
/* This part must be outside protection */