From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 62BE5C7EE2D for ; Wed, 24 May 2023 03:40:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239298AbjEXDkX (ORCPT ); Tue, 23 May 2023 23:40:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51784 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234535AbjEXDkV (ORCPT ); Tue, 23 May 2023 23:40:21 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ABD55BF for ; Tue, 23 May 2023 20:40:20 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 415D763849 for ; Wed, 24 May 2023 03:40:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 9D030C433D2; Wed, 24 May 2023 03:40:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684899619; bh=pSs7L7UqeT5hUVoodkICmpCsW8Vf/4gY6mZt3Rx0HII=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=XWAcPBVKQvYtJmLVr+vH0o0dskU8JDB0Yp1aoT0qqTSSaQ3CEQD638LZfej6DZc7r sLBFn92q6Sq5tNtZBenF8GkspT4Jkn8ZZjxpeSHpnunWfpV+OKLG18MxnWv4rMsz5D qn75npGSxyaJgcwl3Jwtnfxbm2f8sfY46M1tfdWEkZdu8XgWMi52v8CN63wpQQnrpT W63AOwvNwQqkNxjzf5O4TWhjmIZk4mzdUmD1uYpn0TeX+azO9ZTTQDE13PfKUP/tcK lEzRH19DqpR+yP63UskWvXaz/gS/11eXNucNJFd2m3L3dz8NKr+zpwfgO0TxYczsUt BMZ+s3nkRlTdA== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 79605C395F8; Wed, 24 May 2023 03:40:19 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] page_pool: fix inconsistency for page_pool_ring_[un]lock() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <168489961948.3716.18030218604369017925.git-patchwork-notify@kernel.org> Date: Wed, 24 May 2023 03:40:19 +0000 References: <20230522031714.5089-1-linyunsheng@huawei.com> In-Reply-To: <20230522031714.5089-1-linyunsheng@huawei.com> To: Yunsheng Lin Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, hawk@kernel.org, ilias.apalodimas@linaro.org, edumazet@google.com, lorenzo@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 22 May 2023 11:17:14 +0800 you wrote: > page_pool_ring_[un]lock() use in_softirq() to decide which > spin lock variant to use, and when they are called in the > context with in_softirq() being false, spin_lock_bh() is > called in page_pool_ring_lock() while spin_unlock() is > called in page_pool_ring_unlock(), because spin_lock_bh() > has disabled the softirq in page_pool_ring_lock(), which > causes inconsistency for spin lock pair calling. > > [...] Here is the summary with links: - [net] page_pool: fix inconsistency for page_pool_ring_[un]lock() https://git.kernel.org/netdev/net/c/368d3cb406cd You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html