linux-kernel - [PATCH v2 0/5] kvfree_rcu() miscellaneous fixes

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: <20210415172000.15086-1-urezki@gmail.com>
Date:   Thu, 15 Apr 2021 19:19:55 +0200
From:   "Uladzislau Rezki (Sony)" <urezki@...il.com>
To:     LKML <linux-kernel@...r.kernel.org>, RCU <rcu@...r.kernel.org>,
        "Paul E . McKenney" <paulmck@...nel.org>
Cc:     Michal Hocko <mhocko@...e.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Daniel Axtens <dja@...ens.net>,
        Frederic Weisbecker <frederic@...nel.org>,
        Neeraj Upadhyay <neeraju@...eaurora.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Theodore Y . Ts'o" <tytso@....edu>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Uladzislau Rezki <urezki@...il.com>,
        Oleksiy Avramchenko <oleksiy.avramchenko@...ymobile.com>
Subject: [PATCH v2 0/5] kvfree_rcu() miscellaneous fixes

This is a v2 of a small series. See the changelog below:

V1 -> V2:
- document the rcu_delay_page_cache_fill_msec parameter;
- drop the "kvfree_rcu: introduce "flags" variable" patch;
- reword commit messages;
- in the patch [1], do not use READ_ONCE() instances in
  get_cached_bnode()/put_cached_bnode() it is protected
  by the lock.
- Capitalize the word following by ":" in commit messages.

Uladzislau Rezki (Sony) (4):
[1]  kvfree_rcu: Use [READ/WRITE]_ONCE() macros to access to nr_bkv_objs
[2]  kvfree_rcu: Add a bulk-list check when a scheduler is run
[3]  kvfree_rcu: Update "monitor_todo" once a batch is started
[4]  kvfree_rcu: Use kfree_rcu_monitor() instead of open-coded variant

Zhang Qiang (1):
[5]  kvfree_rcu: Release a page cache under memory pressure

 .../admin-guide/kernel-parameters.txt         |  5 +
 kernel/rcu/tree.c                             | 92 +++++++++++++++----
 2 files changed, 77 insertions(+), 20 deletions(-)

-- 
2.20.1