Messages in this thread Patch in this message | | | From | "Uladzislau Rezki (Sony)" <> | Subject | [PATCH v1 3/6] rcu: rename rcu_invoke_kfree_callback/rcu_kfree_callback | Date | Sun, 15 Mar 2020 19:18:37 +0100 |
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Rename rcu_invoke_kfree_callback to rcu_invoke_kvfree_callback. Do the same with second trace event, that is rcu_kfree_callback, it becomes rcu_kvfree_callback. The reason is to be aligned with kvfree notation.
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com> --- include/trace/events/rcu.h | 8 ++++---- kernel/rcu/tiny.c | 2 +- kernel/rcu/tree.c | 4 ++-- 3 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h index f9a7811148e2..0ee93d0b1daa 100644 --- a/include/trace/events/rcu.h +++ b/include/trace/events/rcu.h @@ -506,13 +506,13 @@ TRACE_EVENT_RCU(rcu_callback, /* * Tracepoint for the registration of a single RCU callback of the special - * kfree() form. The first argument is the RCU type, the second argument + * kvfree() form. The first argument is the RCU type, the second argument * is a pointer to the RCU callback, the third argument is the offset * of the callback within the enclosing RCU-protected data structure, * the fourth argument is the number of lazy callbacks queued, and the * fifth argument is the total number of callbacks queued. */ -TRACE_EVENT_RCU(rcu_kfree_callback, +TRACE_EVENT_RCU(rcu_kvfree_callback, TP_PROTO(const char *rcuname, struct rcu_head *rhp, unsigned long offset, long qlen), @@ -596,12 +596,12 @@ TRACE_EVENT_RCU(rcu_invoke_callback, /* * Tracepoint for the invocation of a single RCU callback of the special - * kfree() form. The first argument is the RCU flavor, the second + * kvfree() form. The first argument is the RCU flavor, the second * argument is a pointer to the RCU callback, and the third argument * is the offset of the callback within the enclosing RCU-protected * data structure. */ -TRACE_EVENT_RCU(rcu_invoke_kfree_callback, +TRACE_EVENT_RCU(rcu_invoke_kvfree_callback, TP_PROTO(const char *rcuname, struct rcu_head *rhp, unsigned long offset), diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c index 4b99f7b88bee..3dd8e6e207b0 100644 --- a/kernel/rcu/tiny.c +++ b/kernel/rcu/tiny.c @@ -86,7 +86,7 @@ static inline bool rcu_reclaim_tiny(struct rcu_head *head) rcu_lock_acquire(&rcu_callback_map); if (__is_kfree_rcu_offset(offset)) { - trace_rcu_invoke_kfree_callback("", head, offset); + trace_rcu_invoke_kvfree_callback("", head, offset); kvfree((void *)head - offset); rcu_lock_release(&rcu_callback_map); return true; diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 1c0a73616872..eef75cd210fd 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -2720,7 +2720,7 @@ __call_rcu(struct rcu_head *head, rcu_callback_t func) // If no-CBs CPU gets here, rcu_nocb_try_bypass() acquired ->nocb_lock. rcu_segcblist_enqueue(&rdp->cblist, head); if (__is_kfree_rcu_offset((unsigned long)func)) - trace_rcu_kfree_callback(rcu_state.name, head, + trace_rcu_kvfree_callback(rcu_state.name, head, (unsigned long)func, rcu_segcblist_n_cbs(&rdp->cblist)); else @@ -2909,7 +2909,7 @@ static void kfree_rcu_work(struct work_struct *work) next = head->next; debug_rcu_head_unqueue(head); rcu_lock_acquire(&rcu_callback_map); - trace_rcu_invoke_kfree_callback(rcu_state.name, head, offset); + trace_rcu_invoke_kvfree_callback(rcu_state.name, head, offset); if (!WARN_ON_ONCE(!__is_kfree_rcu_offset(offset))) kvfree((void *)head - offset); -- 2.20.1
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