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 X-Spam-Level: X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=ham 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 CC590C433DB for ; Tue, 16 Feb 2021 22:34:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 98D5164E7A for ; Tue, 16 Feb 2021 22:34:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230448AbhBPWeE (ORCPT ); Tue, 16 Feb 2021 17:34:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42522 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231145AbhBPWeB (ORCPT ); Tue, 16 Feb 2021 17:34:01 -0500 Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C018C061756; Tue, 16 Feb 2021 14:33:21 -0800 (PST) Received: by mail-pf1-x42c.google.com with SMTP id w18so7094601pfu.9; Tue, 16 Feb 2021 14:33:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=o9ZZeFmYPar4ytuiy5T3uV3Ra8gNfUPO9xYra3G7Xhw=; b=XmFTtHZldE5lRMPe+UlIyvO/3oTod6GuU3b1wQ9y+1Mhl8pYYOV7KPIYvyqkQpd0I0 G+0fOi7SEyT52e0UPpYQUbN4kfbtshTMGUylgHUPWvHjwkFzHjfX0mg9XJpLi0ds12nX H8QNsd2enAwrjAQzzDgYBwoJuLwIIT7GQyAz8YtMXOSpglg/nUaiddF/sMgs6uYT23pa KljDTdmBjnRJ3+hGKacyGRtdA5pCYXXi2paBhVC3MrZJPTduzm8GAdvvHRRIBbWh808A ZZoUXjvPTaiGJJFGMnjuDqIDc9npMmqsgVnpeBlIrz8ctB2I0mmcAg1T/TRiVWyZkGtR bwfQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=o9ZZeFmYPar4ytuiy5T3uV3Ra8gNfUPO9xYra3G7Xhw=; b=Slm1N5N0TCzv1QKAKokYas5+HBo7Izr3gqfA5qpQSbi3N9vC3Q/kxAQCvRyEsol8Ik zEprGu02i21Oqi6uxxZyB12NRd6eyBniGFPpO45/xUzCFAhAeisDZSlefA7qEMTnkHv2 QUlObMl0qhj4MyJ7kDV1PvlLBntTVVddD9OagvO1mvE9hpaeTNzxQ3J/i7WUeCLu9i9F opQGUYD49eQ1vwJNTu94ihougw/zlLTF0s6PBN9gpvT++9vVXB2FXUvAiun8axN7DtMl UQrqBY7e+oIXP0hM1ZJiybRAaUApyJ/8SLNBmK54AbC30x4XKVUcmkWcscOoT/y5jyhj /d1g== X-Gm-Message-State: AOAM53320i0qSWKqgqy2TCUifk9wEWxvv7appWwXSmFdLnSQS3yfaD/z eOvguemFCGVCsHkAqgyhuFKFg9APAKjpag== X-Google-Smtp-Source: ABdhPJybxANDX5GpfdyuVwCzXZXoYYD/NsASwVvyoBw6OuxtZPozwJ2an07Vrizq6DDYG5S7UpbPPQ== X-Received: by 2002:a63:2e01:: with SMTP id u1mr21197769pgu.408.1613514801147; Tue, 16 Feb 2021 14:33:21 -0800 (PST) Received: from localhost.localdomain ([27.122.242.75]) by smtp.gmail.com with ESMTPSA id w5sm579pfb.11.2021.02.16.14.33.18 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 16 Feb 2021 14:33:20 -0800 (PST) From: Hyeongseok Kim To: namjae.jeon@samsung.com, sj1557.seo@samsung.com Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Hyeongseok Kim Subject: [PATCH v2 0/2] Add FITRIM ioctl support for exFAT filesystem Date: Wed, 17 Feb 2021 07:33:04 +0900 Message-Id: <20210216223306.47693-1-hyeongseok@gmail.com> X-Mailer: git-send-email 2.27.0.83.g0313f36 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org This is for adding FITRIM ioctl functionality for exFAT filesystem. For this, add generic ioctl handler and FITRIM operation. Changelog ========= v1->v2: - Change variable declaration order as reverse tree style. - Return -EOPNOTSUPP from sb_issue_discard() just as it is. - Remove cond_resched() in while loop. - Move ioctl related code into it's helper function. Hyeongseok Kim (2): exfat: add initial ioctl function exfat: add support FITRIM ioctl fs/exfat/balloc.c | 81 +++++++++++++++++++++++++++++++++++++++++++++ fs/exfat/dir.c | 5 +++ fs/exfat/exfat_fs.h | 4 +++ fs/exfat/file.c | 54 ++++++++++++++++++++++++++++++ 4 files changed, 144 insertions(+) -- 2.27.0.83.g0313f36