xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

rcu: Rename *_kfree_callback/*_kfree_rcu_offset/kfree_call_*

Browse Source 
The following changes are introduced:

1. Rename rcu_invoke_kfree_callback() to rcu_invoke_kvfree_callback(),
as well as the associated trace events, so the rcu_kfree_callback(),
becomes rcu_kvfree_callback(). The reason is to be aligned with kvfree()
notation.

2. Rename __is_kfree_rcu_offset to __is_kvfree_rcu_offset. All RCU
paths use kvfree() now instead of kfree(), thus rename it.

3. Rename kfree_call_rcu() to the kvfree_call_rcu(). The reason is,
it is capable of freeing vmalloc() memory now. Do the same with
__kfree_rcu() macro, it becomes __kvfree_rcu(), the goal is the
same.

Reviewed-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Co-developed-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Uladzislau Rezki (Sony)
2020-05-25 23:47:55 +02:00
committed by Paul E. McKenney
parent 64d1d06ccb
commit c408b215f5
6 changed files with 23 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
include/trace/events/rcu.h
View File

@@ -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),