linux-kernel - [PATCH rcu 0/8] kvfree

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230105002441.GA1768817@paulmck-ThinkPad-P17-Gen-1>
Date:   Wed, 4 Jan 2023 16:24:41 -0800
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     rcu@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kernel-team@...a.com,
        rostedt@...dmis.org
Subject: [PATCH rcu 0/8] kvfree_rcu updates for v6.3

Hello!

This series contains a few kvfree_rcu() updates:

1.	Refactor kvfree_call_rcu() and high-level helpers, courtesy of
	"Uladzislau Rezki (Sony)".

2.	Switch to a generic linked list API, courtesy of "Uladzislau Rezki
	(Sony)".

3.	Move bulk/list reclaim to separate functions, courtesy of
	"Uladzislau Rezki (Sony)".

4.	Move need_offload_krc() out of krcp->lock, courtesy of "Uladzislau
	Rezki (Sony)".

5.	Use a polled API to speedup a reclaim process, courtesy of
	"Uladzislau Rezki (Sony)".

6.	Use READ_ONCE() when access to krcp->head, courtesy of "Uladzislau
	Rezki (Sony)".

7.	Carefully reset number of objects in krcp, courtesy of "Uladzislau
	Rezki (Sony)".

8.	Split ready for reclaim objects from a batch, courtesy of
	"Uladzislau Rezki (Sony)".

						Thanx, Paul

------------------------------------------------------------------------

 b/include/linux/rcupdate.h |    5 
 b/include/linux/rcutiny.h  |   12 -
 b/include/linux/rcutree.h  |    2 
 b/kernel/rcu/tiny.c        |    9 -
 b/kernel/rcu/tree.c        |   29 +--
 kernel/rcu/tree.c          |  392 +++++++++++++++++++++++++++------------------
 6 files changed, 261 insertions(+), 188 deletions(-)