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Message-Id: <1413560709-18704-1-git-send-email-jeremie.galarneau@efficios.com>
Date: Fri, 17 Oct 2014 11:45:09 -0400
From: Jérémie Galarneau
<jeremie.galarneau@...icios.com>
To: linux-kernel@...r.kernel.org
Cc: Jérémie Galarneau
<jeremie.galarneau@...icios.com>, Chris Mason <clm@...com>,
Steven Rostedt <rostedt@...dmis.org>
Subject: [PATCH] btrfs: fix tracepoint namespacing
Some btrfs tracepoints are not properly namespaced. The
tracepoint names should be prefixed with the subsystem's name
as suggested in tracepoint.h
Cc: Chris Mason <clm@...com>
Cc: Steven Rostedt <rostedt@...dmis.org>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@...icios.com>
---
fs/btrfs/delayed-ref.c | 6 +++---
fs/btrfs/extent-tree.c | 8 ++++----
fs/btrfs/extent_io.c | 6 +++---
include/trace/events/btrfs.h | 20 ++++++++++----------
4 files changed, 20 insertions(+), 20 deletions(-)
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 6d16bea..e075ba9 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -609,7 +609,7 @@ add_delayed_ref_head(struct btrfs_fs_info *fs_info,
spin_lock_init(&head_ref->lock);
mutex_init(&head_ref->mutex);
- trace_add_delayed_ref_head(ref, head_ref, action);
+ trace_btrfs_add_delayed_ref_head(ref, head_ref, action);
existing = htree_insert(&delayed_refs->href_root,
&head_ref->href_node);
@@ -673,7 +673,7 @@ add_delayed_tree_ref(struct btrfs_fs_info *fs_info,
ref->type = BTRFS_TREE_BLOCK_REF_KEY;
full_ref->level = level;
- trace_add_delayed_tree_ref(ref, full_ref, action);
+ trace_btrfs_add_delayed_tree_ref(ref, full_ref, action);
spin_lock(&head_ref->lock);
existing = tree_insert(&head_ref->ref_root, &ref->rb_node);
@@ -738,7 +738,7 @@ add_delayed_data_ref(struct btrfs_fs_info *fs_info,
full_ref->objectid = owner;
full_ref->offset = offset;
- trace_add_delayed_data_ref(ref, full_ref, action);
+ trace_btrfs_add_delayed_data_ref(ref, full_ref, action);
spin_lock(&head_ref->lock);
existing = tree_insert(&head_ref->ref_root, &ref->rb_node);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index d565895..8ca6e75 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2086,7 +2086,7 @@ static int run_delayed_data_ref(struct btrfs_trans_handle *trans,
ins.type = BTRFS_EXTENT_ITEM_KEY;
ref = btrfs_delayed_node_to_data_ref(node);
- trace_run_delayed_data_ref(node, ref, node->action);
+ trace_btrfs_run_delayed_data_ref(node, ref, node->action);
if (node->type == BTRFS_SHARED_DATA_REF_KEY)
parent = ref->parent;
@@ -2243,7 +2243,7 @@ static int run_delayed_tree_ref(struct btrfs_trans_handle *trans,
SKINNY_METADATA);
ref = btrfs_delayed_node_to_tree_ref(node);
- trace_run_delayed_tree_ref(node, ref, node->action);
+ trace_btrfs_run_delayed_tree_ref(node, ref, node->action);
if (node->type == BTRFS_SHARED_BLOCK_REF_KEY)
parent = ref->parent;
@@ -2309,7 +2309,7 @@ static int run_one_delayed_ref(struct btrfs_trans_handle *trans,
*/
BUG_ON(extent_op);
head = btrfs_delayed_node_to_head(node);
- trace_run_delayed_ref_head(node, head, node->action);
+ trace_btrfs_run_delayed_ref_head(node, head, node->action);
if (insert_reserved) {
btrfs_pin_extent(root, node->bytenr,
@@ -6490,7 +6490,7 @@ static noinline int find_free_extent(struct btrfs_root *orig_root,
ins->objectid = 0;
ins->offset = 0;
- trace_find_free_extent(orig_root, num_bytes, empty_size, flags);
+ trace_btrfs_find_free_extent(orig_root, num_bytes, empty_size, flags);
space_info = __find_space_info(root->fs_info, flags);
if (!space_info) {
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index bf3f424..16d82c6 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -218,7 +218,7 @@ static struct extent_state *alloc_extent_state(gfp_t mask)
btrfs_leak_debug_add(&state->leak_list, &states);
atomic_set(&state->refs, 1);
init_waitqueue_head(&state->wq);
- trace_alloc_extent_state(state, mask, _RET_IP_);
+ trace_btrfs_alloc_extent_state(state, mask, _RET_IP_);
return state;
}
@@ -229,7 +229,7 @@ void free_extent_state(struct extent_state *state)
if (atomic_dec_and_test(&state->refs)) {
WARN_ON(extent_state_in_tree(state));
btrfs_leak_debug_del(&state->leak_list);
- trace_free_extent_state(state, _RET_IP_);
+ trace_btrfs_free_extent_state(state, _RET_IP_);
kmem_cache_free(extent_state_cache, state);
}
}
@@ -3461,7 +3461,7 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
else
write_flags = WRITE;
- trace___extent_writepage(page, inode, wbc);
+ trace_btrfs__extent_writepage(page, inode, wbc);
WARN_ON(!PageLocked(page));
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index 1faecea..01c718c 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -351,7 +351,7 @@ DECLARE_EVENT_CLASS(btrfs__writepage,
(unsigned long)__entry->writeback_index)
);
-DEFINE_EVENT(btrfs__writepage, __extent_writepage,
+DEFINE_EVENT(btrfs__writepage, btrfs__extent_writepage,
TP_PROTO(struct page *page, struct inode *inode,
struct writeback_control *wbc),
@@ -489,7 +489,7 @@ DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
(unsigned long long)__entry->seq)
);
-DEFINE_EVENT(btrfs_delayed_tree_ref, add_delayed_tree_ref,
+DEFINE_EVENT(btrfs_delayed_tree_ref, btrfs_add_delayed_tree_ref,
TP_PROTO(struct btrfs_delayed_ref_node *ref,
struct btrfs_delayed_tree_ref *full_ref,
@@ -498,7 +498,7 @@ DEFINE_EVENT(btrfs_delayed_tree_ref, add_delayed_tree_ref,
TP_ARGS(ref, full_ref, action)
);
-DEFINE_EVENT(btrfs_delayed_tree_ref, run_delayed_tree_ref,
+DEFINE_EVENT(btrfs_delayed_tree_ref, btrfs_run_delayed_tree_ref,
TP_PROTO(struct btrfs_delayed_ref_node *ref,
struct btrfs_delayed_tree_ref *full_ref,
@@ -553,7 +553,7 @@ DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
(unsigned long long)__entry->seq)
);
-DEFINE_EVENT(btrfs_delayed_data_ref, add_delayed_data_ref,
+DEFINE_EVENT(btrfs_delayed_data_ref, btrfs_add_delayed_data_ref,
TP_PROTO(struct btrfs_delayed_ref_node *ref,
struct btrfs_delayed_data_ref *full_ref,
@@ -562,7 +562,7 @@ DEFINE_EVENT(btrfs_delayed_data_ref, add_delayed_data_ref,
TP_ARGS(ref, full_ref, action)
);
-DEFINE_EVENT(btrfs_delayed_data_ref, run_delayed_data_ref,
+DEFINE_EVENT(btrfs_delayed_data_ref, btrfs_run_delayed_data_ref,
TP_PROTO(struct btrfs_delayed_ref_node *ref,
struct btrfs_delayed_data_ref *full_ref,
@@ -600,7 +600,7 @@ DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
__entry->is_data)
);
-DEFINE_EVENT(btrfs_delayed_ref_head, add_delayed_ref_head,
+DEFINE_EVENT(btrfs_delayed_ref_head, btrfs_add_delayed_ref_head,
TP_PROTO(struct btrfs_delayed_ref_node *ref,
struct btrfs_delayed_ref_head *head_ref,
@@ -609,7 +609,7 @@ DEFINE_EVENT(btrfs_delayed_ref_head, add_delayed_ref_head,
TP_ARGS(ref, head_ref, action)
);
-DEFINE_EVENT(btrfs_delayed_ref_head, run_delayed_ref_head,
+DEFINE_EVENT(btrfs_delayed_ref_head, btrfs_run_delayed_ref_head,
TP_PROTO(struct btrfs_delayed_ref_node *ref,
struct btrfs_delayed_ref_head *head_ref,
@@ -781,7 +781,7 @@ DEFINE_EVENT(btrfs__reserved_extent, btrfs_reserved_extent_free,
TP_ARGS(root, start, len)
);
-TRACE_EVENT(find_free_extent,
+TRACE_EVENT(btrfs_find_free_extent,
TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
u64 data),
@@ -944,7 +944,7 @@ TRACE_EVENT(btrfs_setup_cluster,
);
struct extent_state;
-TRACE_EVENT(alloc_extent_state,
+TRACE_EVENT(btrfs_alloc_extent_state,
TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
@@ -966,7 +966,7 @@ TRACE_EVENT(alloc_extent_state,
show_gfp_flags(__entry->mask), (void *)__entry->ip)
);
-TRACE_EVENT(free_extent_state,
+TRACE_EVENT(btrfs_free_extent_state,
TP_PROTO(struct extent_state *state, unsigned long IP),
--
2.1.2
--
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