MAINTAINERS: objpool added

objpool, a scalable and lockless ring-array based object pool, was
introduced to replace the original freelist (a LIFO queue based on
singly linked list) to improve kretprobe scalability.

Link: https://lore.kernel.org/all/20231017135654.82270-6-wuqiang.matt@bytedance.com/

Signed-off-by: wuqiang.matt <wuqiang.matt@bytedance.com>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

Author: mattwuq

MAINTAINERS

@@ -15461,6 +15461,13 @@ F:	include/linux/objagg.h
 F:	lib/objagg.c
 F:	lib/test_objagg.c
 
+OBJPOOL
+M:	Matt Wu <wuqiang.matt@bytedance.com>
+S:	Supported
+F:	include/linux/objpool.h
+F:	lib/objpool.c
+F:	lib/test_objpool.c
+
 OBJTOOL
 M:	Josh Poimboeuf <jpoimboe@kernel.org>
 M:	Peter Zijlstra <peterz@infradead.org>