From patchwork Thu Jul 20 22:18:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jens Axboe X-Patchwork-Id: 13321132 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 9527FC001DC for ; Thu, 20 Jul 2023 22:19:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230246AbjGTWTb (ORCPT ); Thu, 20 Jul 2023 18:19:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46698 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230039AbjGTWTU (ORCPT ); Thu, 20 Jul 2023 18:19:20 -0400 Received: from mail-pf1-x429.google.com (mail-pf1-x429.google.com [IPv6:2607:f8b0:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CDDFE2737 for ; Thu, 20 Jul 2023 15:19:17 -0700 (PDT) Received: by mail-pf1-x429.google.com with SMTP id d2e1a72fcca58-6748a616e17so275300b3a.1 for ; Thu, 20 Jul 2023 15:19:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20221208.gappssmtp.com; s=20221208; t=1689891557; x=1690496357; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=B8p8JjwfYvwzUP3L/+vOnIO7lTE0XP2lNQtQ3ycVJyI=; b=ezgXyJ7eorY9miMJ0pfR/IjX47nZPS1vhqOXHCqvhuHrCTYM0NUHsVdFAPEqtelvLa 4+TehMzudX8jcNZC1gV51ZDHzlqjdJxZj2qXSV6iPDELG9FOEFFllDhaO9FEo8HUzFaq jSP3Qnu+aPSZwBV3oLxSGmK33BELXZbAHbDSIpErtRd5ZlFswmgA824Hy2mKba/gyreS R3uCTAPbB3zlmfkOslY6oRKcKlP0l7oPLytjIXC8w0HTk5Nrx+vU4gL3gz1LQoNqA4pZ sKV2JNlYqiVAJBYGDD3jneUvgVemhbqwqY45Sq3Pdttoxd2DWVZ5hQLZpavjMp51WfxJ 0MJw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689891557; x=1690496357; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=B8p8JjwfYvwzUP3L/+vOnIO7lTE0XP2lNQtQ3ycVJyI=; b=kbfbCWzSAsyw42LUH713xWJmMZyztDaZALYOsS3yf0CNF+poI1rSaMXBK5Gj0ogyfq N3k2ZBzKvUUr/Sk7v2GMOHxZkODLnb3eSmqiVJ3x0KRZs2oWwlYvIh66NDOj7GcNb465 2K2kk8uQegH6Yw7+n4Wlm74A9aevMuS9SqSzoyVbum4ZVCihywfcZj9kRa3vGdtiZufA 27LbdIlNWL3gQXKntZ4HwPuV+p2yvpbhHe+1GL/2yUkb2FFe98SCib9PD9l4RpCk1oEC ROsOyTUlvVtQHinF/BlDLFT4alUnRYeLgxWYm6cRbWkRBu6EMvHviPdOH8LVcyXrc1wi 08PQ== X-Gm-Message-State: ABy/qLbDRU/8eGCFtld6vtuA0QLjzA1HGHQKL0Ytk1QXbgrUZ700csfn j2whjKHuP69qDHB1Vg3TQMo32ji/XClpwmf1KRs= X-Google-Smtp-Source: APBJJlEvbSUT0/MY0C+XFTQOuj19deXmEQlX8UowhCce66OM9QlRtWI6YLNlXM38mj23LtLIDSM04A== X-Received: by 2002:a05:6a20:54a7:b0:112:cf5:d5cc with SMTP id i39-20020a056a2054a700b001120cf5d5ccmr259613pzk.1.1689891556765; Thu, 20 Jul 2023 15:19:16 -0700 (PDT) Received: from localhost.localdomain ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id q1-20020a63bc01000000b0055b3af821d5sm1762454pge.25.2023.07.20.15.19.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Jul 2023 15:19:15 -0700 (PDT) From: Jens Axboe To: io-uring@vger.kernel.org, linux-kernel@vger.kernel.org Cc: peterz@infradead.org, andres@anarazel.de, Jens Axboe Subject: [PATCH 07/10] futex: add wake_data to struct futex_q Date: Thu, 20 Jul 2023 16:18:55 -0600 Message-Id: <20230720221858.135240-8-axboe@kernel.dk> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230720221858.135240-1-axboe@kernel.dk> References: <20230720221858.135240-1-axboe@kernel.dk> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org With handling multiple futex_q for waitv, we cannot easily go from the futex_q to data related to that request or queue. Add a wake_data argument that belongs to the wake handler assigned. Signed-off-by: Jens Axboe --- kernel/futex/futex.h | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/futex/futex.h b/kernel/futex/futex.h index 98d43e9efe65..292224816814 100644 --- a/kernel/futex/futex.h +++ b/kernel/futex/futex.h @@ -144,6 +144,7 @@ struct futex_q { struct task_struct *task; spinlock_t *lock_ptr; futex_wake_fn *wake; + void *wake_data; union futex_key key; struct futex_pi_state *pi_state; struct rt_mutex_waiter *rt_waiter;