From: "wuqiang.matt" <wuqiang.matt@bytedance.com>
To: linux-trace-kernel@vger.kernel.org, mhiramat@kernel.org,
davem@davemloft.net, anil.s.keshavamurthy@intel.com,
naveen.n.rao@linux.ibm.com, rostedt@goodmis.org,
peterz@infradead.org, akpm@linux-foundation.org,
sander@svanheule.net, ebiggers@google.com,
dan.j.williams@intel.com, jpoimboe@kernel.org
Cc: linux-kernel@vger.kernel.org, lkp@intel.com, mattwu@163.com,
"wuqiang.matt" <wuqiang.matt@bytedance.com>
Subject: [PATCH v11 0/5] lib,kprobes: kretprobe scalability improvement
Date: Tue, 17 Oct 2023 21:56:49 +0800 [thread overview]
Message-ID: <20231017135654.82270-1-wuqiang.matt@bytedance.com> (raw)
This patch series introduces a scalable and lockless ring-array based
object pool to improve scalability of kretprobed routines.
v11:
*) patchset rebased to branch probes/core of linux-trace.git
*) objpool: objpool_fini optimized for better code readability
*) test_objpool: asynchronous releasing of objpool now covered
wuqiang.matt (5):
lib: objpool added: ring-array based lockless MPMC
lib: objpool test module added
kprobes: kretprobe scalability improvement with objpool
kprobes: freelist.h removed
MAINTAINERS: objpool added
MAINTAINERS | 7 +
include/linux/freelist.h | 129 --------
include/linux/kprobes.h | 11 +-
include/linux/objpool.h | 176 ++++++++++
include/linux/rethook.h | 16 +-
kernel/kprobes.c | 93 +++---
kernel/trace/fprobe.c | 32 +-
kernel/trace/rethook.c | 90 +++--
lib/Kconfig.debug | 11 +
lib/Makefile | 4 +-
lib/objpool.c | 286 ++++++++++++++++
lib/test_objpool.c | 689 +++++++++++++++++++++++++++++++++++++++
12 files changed, 1270 insertions(+), 274 deletions(-)
delete mode 100644 include/linux/freelist.h
create mode 100644 include/linux/objpool.h
create mode 100644 lib/objpool.c
create mode 100644 lib/test_objpool.c
--
2.40.1
next reply other threads:[~2023-10-17 13:57 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-17 13:56 wuqiang.matt [this message]
2023-10-17 13:56 ` [PATCH v11 1/5] lib: objpool added: ring-array based lockless MPMC wuqiang.matt
2023-10-18 2:18 ` Chengming Zhou
2023-10-18 4:08 ` wuqiang.matt
2023-10-17 13:56 ` [PATCH v11 2/5] lib: objpool test module added wuqiang.matt
2023-10-17 13:56 ` [PATCH v11 3/5] kprobes: kretprobe scalability improvement wuqiang.matt
2023-10-17 13:56 ` [PATCH v11 4/5] kprobes: freelist.h removed wuqiang.matt
2023-10-17 13:56 ` [PATCH v11 5/5] MAINTAINERS: objpool added wuqiang.matt
2023-10-18 15:13 ` [PATCH v11 0/5] lib,kprobes: kretprobe scalability improvement Masami Hiramatsu
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