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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,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 8C9FDC47082 for ; Sat, 29 May 2021 09:49:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 643DF61355 for ; Sat, 29 May 2021 09:49:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229723AbhE2JvG (ORCPT ); Sat, 29 May 2021 05:51:06 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:60096 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229693AbhE2JvE (ORCPT ); Sat, 29 May 2021 05:51:04 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 14T9nQFr127207 for ; Sat, 29 May 2021 09:49:26 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=corp-2020-01-29; bh=9VuPZmUK7yWiYAT6Ik1fnR/MVoMf7ks+1K0AnEeBnQQ=; b=FTrZNW0K0v18AaIcmKXmL2PqNeTsEIiIOIlgv1bsryuF74u0SGSp7GakxdaLyxH6YpRB arXTOgEKA+wpOdqpO52RgzZ3cV5fkgt1I6fwgwuWJuPUQSZvCIKYILqvUrAWONVRqDtL LVqZhVG2coFJ9lKzVGQHUzXg05cX0Bo84bQ6w+9dKDVFePhQgJk9i99PrYDORuc4xYZY CyiXtxjOEyBclRjwvqiihHSNNm1S4y9JuIOUsvjwBFURuBxDSneLUG2oZ9uEcB9Mz3/2 6Kje+syo6izmVqljYyhjb+A8j19PZSqrTokv1v5FWi9iA9/Yd0wLdbCRAc2/zWSIrhLq rg== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by aserp2120.oracle.com with ESMTP id 38udjmgdte-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sat, 29 May 2021 09:49:26 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 14T9igIT036174 for ; Sat, 29 May 2021 09:49:25 GMT Received: from pps.reinject (localhost [127.0.0.1]) by aserp3020.oracle.com with ESMTP id 38ude2pq14-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sat, 29 May 2021 09:49:25 +0000 Received: from aserp3020.oracle.com (aserp3020.oracle.com [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id 14T9lXI9042646 for ; Sat, 29 May 2021 09:49:25 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserp3020.oracle.com with ESMTP id 38ude2pq09-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 29 May 2021 09:49:25 +0000 Received: from abhmp0007.oracle.com (abhmp0007.oracle.com [141.146.116.13]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 14T9nOM1013636; Sat, 29 May 2021 09:49:24 GMT Received: from localhost.localdomain (/39.109.186.25) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sat, 29 May 2021 02:49:23 -0700 From: Anand Jain To: linux-btrfs@vger.kernel.org Cc: Anand Jain Subject: [PATCH 2/4] btrfs: optimize variables size in btrfs_submit_compressed_read Date: Sat, 29 May 2021 17:48:34 +0800 Message-Id: <1d1bbf21b9bf703875ab5e0bb115e20089e174e4.1622252932.git.anand.jain@oracle.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: sq8TGVeO5mkto5O5v7Tw4r0UqjV92QVd X-Proofpoint-ORIG-GUID: sq8TGVeO5mkto5O5v7Tw4r0UqjV92QVd X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9998 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 impostorscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 adultscore=0 spamscore=0 suspectscore=0 bulkscore=0 priorityscore=1501 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2105290076 Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Patch (btrfs: reduce compressed_bio member's types) reduced some member's size. Declare the variables @compressed_len, @nr_pages and @pg_index size as an unsigned int in the function btrfs_submit_compressed_read. Signed-off-by: Anand Jain --- fs/btrfs/compression.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index e10041af8476..c1432a58f378 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -667,9 +667,9 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb); struct extent_map_tree *em_tree; struct compressed_bio *cb; - unsigned long compressed_len; - unsigned long nr_pages; - unsigned long pg_index; + unsigned int compressed_len; + unsigned int nr_pages; + unsigned int pg_index; struct page *page; struct bio *comp_bio; u64 cur_disk_byte = bio->bi_iter.bi_sector << 9; -- 2.30.2