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authorQu Wenruo <wqu@suse.com>2017-12-12 15:34:35 +0800
committerDavid Sterba <dsterba@suse.com>2018-03-31 02:01:05 +0200
commit4ee0d8832c2ecd08fd4ccbaa55484e6a500f2f34 (patch)
treee9bb320db4632705a96dee98fc36640c4be3b0cd /include/trace
parent8287475a20552af66b32c07704dbdbeeb898ac1f (diff)
downloadop-kernel-dev-4ee0d8832c2ecd08fd4ccbaa55484e6a500f2f34.zip
op-kernel-dev-4ee0d8832c2ecd08fd4ccbaa55484e6a500f2f34.tar.gz
btrfs: qgroup: Update trace events for metadata reservation
Now trace_qgroup_meta_reserve() will have extra type parameter. And introduce two new trace events: 1) trace_qgroup_meta_free_all_pertrans() For btrfs_qgroup_free_meta_all_pertrans() 2) trace_qgroup_meta_convert() For btrfs_qgroup_convert_reserved_meta() Signed-off-by: Qu Wenruo <wqu@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/btrfs.h55
1 files changed, 53 insertions, 2 deletions
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index eee778b..965c650 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -1663,6 +1663,28 @@ TRACE_EVENT(qgroup_update_reserve,
TRACE_EVENT(qgroup_meta_reserve,
+ TP_PROTO(struct btrfs_root *root, s64 diff, int type),
+
+ TP_ARGS(root, diff, type),
+
+ TP_STRUCT__entry_btrfs(
+ __field( u64, refroot )
+ __field( s64, diff )
+ __field( int, type )
+ ),
+
+ TP_fast_assign_btrfs(root->fs_info,
+ __entry->refroot = root->objectid;
+ __entry->diff = diff;
+ ),
+
+ TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
+ show_root_type(__entry->refroot),
+ show_qgroup_rsv_type(__entry->type), __entry->diff)
+);
+
+TRACE_EVENT(qgroup_meta_convert,
+
TP_PROTO(struct btrfs_root *root, s64 diff),
TP_ARGS(root, diff),
@@ -1670,6 +1692,7 @@ TRACE_EVENT(qgroup_meta_reserve,
TP_STRUCT__entry_btrfs(
__field( u64, refroot )
__field( s64, diff )
+ __field( int, type )
),
TP_fast_assign_btrfs(root->fs_info,
@@ -1677,8 +1700,36 @@ TRACE_EVENT(qgroup_meta_reserve,
__entry->diff = diff;
),
- TP_printk_btrfs("refroot=%llu(%s) diff=%lld",
- show_root_type(__entry->refroot), __entry->diff)
+ TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
+ show_root_type(__entry->refroot),
+ show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PREALLOC),
+ show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PERTRANS),
+ __entry->diff)
+);
+
+TRACE_EVENT(qgroup_meta_free_all_pertrans,
+
+ TP_PROTO(struct btrfs_root *root),
+
+ TP_ARGS(root),
+
+ TP_STRUCT__entry_btrfs(
+ __field( u64, refroot )
+ __field( s64, diff )
+ __field( int, type )
+ ),
+
+ TP_fast_assign_btrfs(root->fs_info,
+ __entry->refroot = root->objectid;
+ spin_lock(&root->qgroup_meta_rsv_lock);
+ __entry->diff = -(s64)root->qgroup_meta_rsv_pertrans;
+ spin_unlock(&root->qgroup_meta_rsv_lock);
+ __entry->type = BTRFS_QGROUP_RSV_META_PERTRANS;
+ ),
+
+ TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
+ show_root_type(__entry->refroot),
+ show_qgroup_rsv_type(__entry->type), __entry->diff)
);
DECLARE_EVENT_CLASS(btrfs__prelim_ref,
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