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Donenfeld" To: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: "Jason A. Donenfeld" Subject: [PATCH net 0/3] wireguard fixes for 6.4.2/6.5-rc1 Date: Mon, 3 Jul 2023 03:27:03 +0200 Message-ID: <20230703012723.800199-1-Jason@zx2c4.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jakub, Sorry to send these patches during the merge window, but they're net fixes, not netdev enhancements, and while I'd ordinarily wait anyway, I just got a first bug report for one of these fixes, which I originally had thought was mostly unlikely. So please apply the following three patches to net: 1) Make proper use of nr_cpu_ids with cpumask_next(), rather than awkwardly using modulo, to handle dynamic CPU topology changes. Linus noticed this a while ago and pointed it out, and today a user actually got hit by it. 2) Respect persistent keepalive and other staged packets when setting the private key after the interface is already up. 3) Use timer_delete_sync() instead of del_timer_sync(), per the documentation. Thanks, Jason Jason A. Donenfeld (3): wireguard: queueing: use saner cpu selection wrapping wireguard: netlink: send staged packets when setting initial private key wireguard: timers: move to using timer_delete_sync drivers/net/wireguard/netlink.c | 14 ++++++---- drivers/net/wireguard/queueing.c | 1 + drivers/net/wireguard/queueing.h | 25 ++++++++---------- drivers/net/wireguard/receive.c | 2 +- drivers/net/wireguard/send.c | 2 +- drivers/net/wireguard/timers.c | 10 ++++---- tools/testing/selftests/wireguard/netns.sh | 30 +++++++++++++++++++--- 7 files changed, 54 insertions(+), 30 deletions(-) -- 2.41.0