From patchwork Thu Apr 30 17:57:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jakub Kicinski X-Patchwork-Id: 220164 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17F49C4724C for ; Thu, 30 Apr 2020 17:58:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAA7D21973 for ; Thu, 30 Apr 2020 17:58:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588269488; bh=Hv1y641BH4qovDJmcYM9lLoglfW8Q/x5U+hcX9rwnK4=; h=From:To:Cc:Subject:Date:List-ID:From; b=HMMzbCgYImJ9/xAKFXufWvsDPXgGxvT92xgdAAT5TORX+kdLby9HzxXoSK/Vsy1ES EYgvZMht7GgI6k19+kKRWqPr+gCzCypfABonSfyvnA57DiNq8Mdx+JrG1dH+Ku25uB z29kSMnigZ1TZJYibtGTrdqnOc/z/c356SP5bXos= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726547AbgD3R6G (ORCPT ); Thu, 30 Apr 2020 13:58:06 -0400 Received: from mail.kernel.org ([198.145.29.99]:39872 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726285AbgD3R6G (ORCPT ); Thu, 30 Apr 2020 13:58:06 -0400 Received: from kicinski-fedora-PC1C0HJN.thefacebook.com (unknown [163.114.132.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C013C20836; Thu, 30 Apr 2020 17:58:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588269486; bh=Hv1y641BH4qovDJmcYM9lLoglfW8Q/x5U+hcX9rwnK4=; h=From:To:Cc:Subject:Date:From; b=Xdm0w5PNdSBNWMf/6XeNhy1o5rvInem69NLGTXJ2CZXM1BtiDdZRZQcaKrUvZUs+M yvkXBVQ21zfBDkrXvEobgNvQvUYQo78LyR7ZFizMi6PqQJ6wuJc1v2VcvTnY3YFEUT t2yaIjN96YGC1/d+Xurfp7r23G+6Q6mWgVlBlQus= From: Jakub Kicinski To: davem@davemloft.net, jiri@resnulli.us Cc: netdev@vger.kernel.org, kernel-team@fb.com, jacob.e.keller@intel.com, Jakub Kicinski Subject: [PATCH net-next v3 0/3] devlink: kernel region snapshot id allocation Date: Thu, 30 Apr 2020 10:57:55 -0700 Message-Id: <20200430175759.1301789-1-kuba@kernel.org> X-Mailer: git-send-email 2.25.4 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi! currently users have to find a free snapshot id to pass to the kernel when they are requesting a snapshot to be taken. This set extends the kernel so it can allocate the id on its own and send it back to user space in a response. Jakub Kicinski (3): devlink: factor out building a snapshot notification devlink: let kernel allocate region snapshot id docs: devlink: clarify the scope of snapshot id .../networking/devlink/devlink-region.rst | 11 +- net/core/devlink.c | 108 ++++++++++++++---- .../drivers/net/netdevsim/devlink.sh | 13 +++ 3 files changed, 106 insertions(+), 26 deletions(-)