From patchwork Tue Jan 24 12:17:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kara X-Patchwork-Id: 13113911 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 3350EC38142 for ; Tue, 24 Jan 2023 12:18:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233674AbjAXMS3 (ORCPT ); Tue, 24 Jan 2023 07:18:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57414 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233589AbjAXMSS (ORCPT ); Tue, 24 Jan 2023 07:18:18 -0500 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 70B07442F2 for ; Tue, 24 Jan 2023 04:18:16 -0800 (PST) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 2121021891; Tue, 24 Jan 2023 12:18:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1674562695; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7YQgsjE0joQXQSCH/IOIe0asDKQRYrNFJhj6ja/et2g=; b=FHqI9OZWQdPDfZ+WXdsWmyZ3UjA/mGDeejwT6jNtXTAOLjyNDcNcv32gIS/Pd8CuZpYHTm BVaPiYu2dTblfreUCCOmB9N6KUYEzwrlA8bclp+aSm0sYbn5Jw4NPCmX4cw5e/Be9Pwc2r m7BL8JGsqfbDpNMRaenNEN5Mi/dK9tY= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1674562695; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7YQgsjE0joQXQSCH/IOIe0asDKQRYrNFJhj6ja/et2g=; b=K+5IrFAdIs9MM66PdT1ubKFSW59ucX28L6ps8I6cBa3wjY2fr9vuOP2vfto4pocawKXoIH UmUBXrPLsnoKF0Cg== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 11F10139FF; Tue, 24 Jan 2023 12:18:15 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id /5ZfBIfMz2PmNwAAMHmgww (envelope-from ); Tue, 24 Jan 2023 12:18:15 +0000 Received: by quack3.suse.cz (Postfix, from userid 1000) id 3A1E4A06D7; Tue, 24 Jan 2023 13:18:14 +0100 (CET) From: Jan Kara To: Cc: Jan Kara Subject: [PATCH 10/22] udf: Pass mapping request into inode_getblk() Date: Tue, 24 Jan 2023 13:17:56 +0100 Message-Id: <20230124121814.25951-10-jack@suse.cz> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230124120835.21728-1-jack@suse.cz> References: <20230124120835.21728-1-jack@suse.cz> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=6182; i=jack@suse.cz; h=from:subject; bh=PaEjSgtpfsCF7D2IprD2LXa6jSEMi5MEez8mF7aNvTA=; b=owEBbQGS/pANAwAIAZydqgc/ZEDZAcsmYgBjz8x1nxG+ayOnzj1hQF/4o3ErFfVYjyZjXYUXRA/8 WIKFp3CJATMEAAEIAB0WIQSrWdEr1p4yirVVKBycnaoHP2RA2QUCY8/MdQAKCRCcnaoHP2RA2czDB/ 9fqq5ruShR8H23QqVcBqodoQQwdO+iSurTBNv9+6eekAULXHo6rCMxYo0XNibeZ43IlwsM3IGdwhV7 oOtjV1YBrbOj0ThpON344uwJled64y7jW3R+mObXcBhevS6BDuaf/fdJl4/HJYh2nP6sFuZVKtqd2n itG2zYXSUVGfwFYO52HYOcjFYrovmSbBIwNzJ/+7++HZ8Y97GtVLmGC3C2s/IcvzW44YxGcFYl8+86 eMZSw9FX3U+yUOwAcm2hmjhyENfFQ5LN1lcebaYAnDFMd1qha/eDAKsW3SfMYYl6urPJRob3zC75uU ERGuvxJ0aMPwCMCJnc4Yn/mthKenIv X-Developer-Key: i=jack@suse.cz; a=openpgp; fpr=93C6099A142276A28BBE35D815BC833443038D8C Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Pass struct udf_map_rq into inode_getblk() instead of unfolding it and the putting the results back. Signed-off-by: Jan Kara --- fs/udf/inode.c | 60 ++++++++++++++++++++------------------------------ 1 file changed, 24 insertions(+), 36 deletions(-) diff --git a/fs/udf/inode.c b/fs/udf/inode.c index e098d69991d0..5c6725a5bb88 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -58,7 +58,7 @@ static umode_t udf_convert_permissions(struct fileEntry *); static int udf_update_inode(struct inode *, int); static int udf_sync_inode(struct inode *inode); static int udf_alloc_i_data(struct inode *inode, size_t size); -static sector_t inode_getblk(struct inode *, sector_t, int *, int *); +static int inode_getblk(struct inode *inode, struct udf_map_rq *map); static int udf_insert_aext(struct inode *, struct extent_position, struct kernel_lb_addr, uint32_t); static void udf_split_extents(struct inode *, int *, int, udf_pblk_t, @@ -336,7 +336,7 @@ struct udf_map_rq { static int udf_map_block(struct inode *inode, struct udf_map_rq *map) { - int err, new; + int err; struct udf_inode_info *iinfo = UDF_I(inode); map->oflags = 0; @@ -367,14 +367,9 @@ static int udf_map_block(struct inode *inode, struct udf_map_rq *map) if (((loff_t)map->lblk) << inode->i_blkbits > iinfo->i_lenExtents) udf_discard_prealloc(inode); udf_clear_extent_cache(inode); - map->pblk = inode_getblk(inode, map->lblk, &err, &new); + err = inode_getblk(inode, map); up_write(&iinfo->i_data_sem); - if (err) - return err; - map->oflags |= UDF_BLK_MAPPED; - if (new) - map->oflags |= UDF_BLK_NEW; - return 0; + return err; } static int udf_get_block(struct inode *inode, sector_t block, @@ -627,8 +622,7 @@ static int udf_extend_file(struct inode *inode, loff_t newsize) return err; } -static sector_t inode_getblk(struct inode *inode, sector_t block, - int *err, int *new) +static int inode_getblk(struct inode *inode, struct udf_map_rq *map) { struct kernel_long_ad laarr[EXTENT_MERGE_SIZE]; struct extent_position prev_epos, cur_epos, next_epos; @@ -637,21 +631,20 @@ static sector_t inode_getblk(struct inode *inode, sector_t block, struct kernel_lb_addr eloc, tmpeloc; int c = 1; loff_t lbcount = 0, b_off = 0; - udf_pblk_t newblocknum, newblock; + udf_pblk_t newblocknum; sector_t offset = 0; int8_t etype; struct udf_inode_info *iinfo = UDF_I(inode); udf_pblk_t goal = 0, pgoal = iinfo->i_location.logicalBlockNum; int lastblock = 0; bool isBeyondEOF; + int ret = 0; - *err = 0; - *new = 0; prev_epos.offset = udf_file_entry_alloc_offset(inode); prev_epos.block = iinfo->i_location; prev_epos.bh = NULL; cur_epos = next_epos = prev_epos; - b_off = (loff_t)block << inode->i_sb->s_blocksize_bits; + b_off = (loff_t)map->lblk << inode->i_sb->s_blocksize_bits; /* find the extent which contains the block we are looking for. alternate between laarr[0] and laarr[1] for locations of the @@ -715,13 +708,13 @@ static sector_t inode_getblk(struct inode *inode, sector_t block, inode->i_sb->s_blocksize); udf_write_aext(inode, &cur_epos, &eloc, elen, 1); } - newblock = udf_get_lb_pblock(inode->i_sb, &eloc, offset); + map->oflags = UDF_BLK_MAPPED; + map->pblk = udf_get_lb_pblock(inode->i_sb, &eloc, offset); goto out_free; } /* Are we beyond EOF and preallocated extent? */ if (etype == -1) { - int ret; loff_t hole_len; isBeyondEOF = true; @@ -741,11 +734,8 @@ static sector_t inode_getblk(struct inode *inode, sector_t block, /* Create extents for the hole between EOF and offset */ hole_len = (loff_t)offset << inode->i_blkbits; ret = udf_do_extend_file(inode, &prev_epos, laarr, hole_len); - if (ret < 0) { - *err = ret; - newblock = 0; + if (ret < 0) goto out_free; - } c = 0; offset = 0; count += ret; @@ -795,7 +785,7 @@ static sector_t inode_getblk(struct inode *inode, sector_t block, if ((laarr[c].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) newblocknum = laarr[c].extLocation.logicalBlockNum + offset; else { /* otherwise, allocate a new block */ - if (iinfo->i_next_alloc_block == block) + if (iinfo->i_next_alloc_block == map->lblk) goal = iinfo->i_next_alloc_goal; if (!goal) { @@ -805,12 +795,9 @@ static sector_t inode_getblk(struct inode *inode, sector_t block, newblocknum = udf_new_block(inode->i_sb, inode, iinfo->i_location.partitionReferenceNum, - goal, err); - if (!newblocknum) { - *err = -ENOSPC; - newblock = 0; + goal, &ret); + if (!newblocknum) goto out_free; - } if (isBeyondEOF) iinfo->i_lenExtents += inode->i_sb->s_blocksize; } @@ -834,30 +821,31 @@ static sector_t inode_getblk(struct inode *inode, sector_t block, /* write back the new extents, inserting new extents if the new number * of extents is greater than the old number, and deleting extents if * the new number of extents is less than the old number */ - *err = udf_update_extents(inode, laarr, startnum, endnum, &prev_epos); - if (*err < 0) + ret = udf_update_extents(inode, laarr, startnum, endnum, &prev_epos); + if (ret < 0) goto out_free; - newblock = udf_get_pblock(inode->i_sb, newblocknum, + map->pblk = udf_get_pblock(inode->i_sb, newblocknum, iinfo->i_location.partitionReferenceNum, 0); - if (!newblock) { - *err = -EIO; + if (!map->pblk) { + ret = -EFSCORRUPTED; goto out_free; } - *new = 1; - iinfo->i_next_alloc_block = block + 1; - iinfo->i_next_alloc_goal = newblocknum + 1; + map->oflags = UDF_BLK_NEW | UDF_BLK_MAPPED; + iinfo->i_next_alloc_block = map->lblk + 1; + iinfo->i_next_alloc_goal = map->pblk + 1; inode->i_ctime = current_time(inode); if (IS_SYNC(inode)) udf_sync_inode(inode); else mark_inode_dirty(inode); + ret = 0; out_free: brelse(prev_epos.bh); brelse(cur_epos.bh); brelse(next_epos.bh); - return newblock; + return ret; } static void udf_split_extents(struct inode *inode, int *c, int offset,