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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 211A0C433EF for ; Wed, 29 Jun 2022 23:33:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231332AbiF2Xdd (ORCPT ); Wed, 29 Jun 2022 19:33:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41702 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231777AbiF2Xda (ORCPT ); Wed, 29 Jun 2022 19:33:30 -0400 Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1D20AA4 for ; Wed, 29 Jun 2022 16:33:18 -0700 (PDT) Received: by mail-pf1-f169.google.com with SMTP id x138so13812074pfc.3 for ; Wed, 29 Jun 2022 16:33:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=2gp0UvqLbsoA0Ni6cyG6gP2JZx76ey6eHskW647sBT4=; b=LqCktmOAdc/MPS87dnWusjx+Yh6WoiRxu/JmgBSSG/vhiumz4gOm1Ed9jAWVVziOYc UsFrzADY4r9RtlaKyLP2zHOYrhIxDfRppZ+B2+nwvveKLG3DTDPbo9EoQAX8nNtIASkP Fy/MKm/cdUXz77rZgXlS1Saa1x6WMuCqh5Q1VkSXilD4Kd58fK1UrMySrstZ8xZWK4Tg JBWeIp2s5P5xZIW8xwF0VcmbTS8MO8m0lfEAnqm9GadJ0mGhVSqyQuXACxFJf/FEJzRe 5B4oxrN8/rE2eI2HTlfS2GOOxQZTY2Y3KHXefAZKJK7IceXtWENTvHLFtPT1rg8STalq /LBA== X-Gm-Message-State: AJIora9TURBd7VZ/vS5kqeOpvEPN3zXC/NuF/+SzOrPioi5hLScEcKg6 kv+1DQph9/B/hEA3B4qwivQ= X-Google-Smtp-Source: AGRyM1sFm/ZoREMBgGEoI9QYWkn3POPHU9iYrqAHEDPwfzLbeHalKEEMLE2yKzbQN1+0kchd6+Abew== X-Received: by 2002:aa7:9911:0:b0:525:1bb3:965a with SMTP id z17-20020aa79911000000b005251bb3965amr11687494pff.79.1656545592781; Wed, 29 Jun 2022 16:33:12 -0700 (PDT) Received: from bvanassche-linux.mtv.corp.google.com ([2620:15c:211:201:3841:49ce:cba5:1586]) by smtp.gmail.com with ESMTPSA id b21-20020a17090a8c9500b001ec8d191db4sm2763687pjo.17.2022.06.29.16.33.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jun 2022 16:33:11 -0700 (PDT) From: Bart Van Assche To: Jens Axboe Cc: linux-block@vger.kernel.org, Christoph Hellwig , Bart Van Assche , Jaegeuk Kim Subject: [PATCH v2 52/63] fs/f2fs: Use the enum req_op and blk_opf_t types Date: Wed, 29 Jun 2022 16:31:34 -0700 Message-Id: <20220629233145.2779494-53-bvanassche@acm.org> X-Mailer: git-send-email 2.37.0.rc0.161.g10f37bed90-goog In-Reply-To: <20220629233145.2779494-1-bvanassche@acm.org> References: <20220629233145.2779494-1-bvanassche@acm.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Improve static type checking by using the enum req_op type for variables that represent a request operation and the new blk_opf_t type for variables that represent request flags. Cc: Jaegeuk Kim Signed-off-by: Bart Van Assche --- fs/f2fs/data.c | 11 ++++++----- fs/f2fs/f2fs.h | 6 +++--- fs/f2fs/node.c | 2 +- fs/f2fs/segment.c | 2 +- include/trace/events/f2fs.h | 22 +++++++++++----------- 5 files changed, 22 insertions(+), 21 deletions(-) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 7fcbcf979737..5c13ee321940 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -387,11 +387,11 @@ int f2fs_target_device_index(struct f2fs_sb_info *sbi, block_t blkaddr) return 0; } -static unsigned int f2fs_io_flags(struct f2fs_io_info *fio) +static blk_opf_t f2fs_io_flags(struct f2fs_io_info *fio) { unsigned int temp_mask = (1 << NR_TEMP_TYPE) - 1; unsigned int fua_flag, meta_flag, io_flag; - unsigned int op_flags = 0; + blk_opf_t op_flags = 0; if (fio->op != REQ_OP_WRITE) return 0; @@ -999,7 +999,7 @@ void f2fs_submit_page_write(struct f2fs_io_info *fio) } static struct bio *f2fs_grab_read_bio(struct inode *inode, block_t blkaddr, - unsigned nr_pages, unsigned op_flag, + unsigned nr_pages, blk_opf_t op_flag, pgoff_t first_idx, bool for_write) { struct f2fs_sb_info *sbi = F2FS_I_SB(inode); @@ -1047,7 +1047,8 @@ static struct bio *f2fs_grab_read_bio(struct inode *inode, block_t blkaddr, /* This can handle encryption stuffs */ static int f2fs_submit_page_read(struct inode *inode, struct page *page, - block_t blkaddr, int op_flags, bool for_write) + block_t blkaddr, blk_opf_t op_flags, + bool for_write) { struct f2fs_sb_info *sbi = F2FS_I_SB(inode); struct bio *bio; @@ -1181,7 +1182,7 @@ int f2fs_get_block(struct dnode_of_data *dn, pgoff_t index) } struct page *f2fs_get_read_data_page(struct inode *inode, pgoff_t index, - int op_flags, bool for_write) + blk_opf_t op_flags, bool for_write) { struct address_space *mapping = inode->i_mapping; struct dnode_of_data dn; diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index d9bbecd008d2..868170b72de9 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1183,8 +1183,8 @@ struct f2fs_io_info { nid_t ino; /* inode number */ enum page_type type; /* contains DATA/NODE/META/META_FLUSH */ enum temp_type temp; /* contains HOT/WARM/COLD */ - int op; /* contains REQ_OP_ */ - int op_flags; /* req_flag_bits */ + enum req_op op; /* contains REQ_OP_ */ + blk_opf_t op_flags; /* req_flag_bits */ block_t new_blkaddr; /* new block address to be written */ block_t old_blkaddr; /* old block address before Cow */ struct page *page; /* page to be written */ @@ -3741,7 +3741,7 @@ int f2fs_reserve_new_block(struct dnode_of_data *dn); int f2fs_get_block(struct dnode_of_data *dn, pgoff_t index); int f2fs_reserve_block(struct dnode_of_data *dn, pgoff_t index); struct page *f2fs_get_read_data_page(struct inode *inode, pgoff_t index, - int op_flags, bool for_write); + blk_opf_t op_flags, bool for_write); struct page *f2fs_find_data_page(struct inode *inode, pgoff_t index); struct page *f2fs_get_lock_data_page(struct inode *inode, pgoff_t index, bool for_write); diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index cf6f7fc83c08..04a145f1dcfc 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1327,7 +1327,7 @@ struct page *f2fs_new_node_page(struct dnode_of_data *dn, unsigned int ofs) * 0: f2fs_put_page(page, 0) * LOCKED_PAGE or error: f2fs_put_page(page, 1) */ -static int read_node_page(struct page *page, int op_flags) +static int read_node_page(struct page *page, blk_opf_t op_flags) { struct f2fs_sb_info *sbi = F2FS_P_SB(page); struct node_info ni; diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 874c1b9c41a2..c7afc588cf26 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1082,7 +1082,7 @@ static int __submit_discard_cmd(struct f2fs_sb_info *sbi, struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; struct list_head *wait_list = (dpolicy->type == DPOLICY_FSTRIM) ? &(dcc->fstrim_list) : &(dcc->wait_list); - int flag = dpolicy->sync ? REQ_SYNC : 0; + blk_opf_t flag = dpolicy->sync ? REQ_SYNC : 0; block_t lstart, start, len, total_len; int err = 0; diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 513e889ef8aa..f1e922237736 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -66,7 +66,7 @@ TRACE_DEFINE_ENUM(CP_RESIZE); #define F2FS_OP_FLAGS (REQ_RAHEAD | REQ_SYNC | REQ_META | REQ_PRIO | \ REQ_PREFLUSH | REQ_FUA) -#define F2FS_BIO_FLAG_MASK(t) (t & F2FS_OP_FLAGS) +#define F2FS_BIO_FLAG_MASK(t) (__force u32)((t) & F2FS_OP_FLAGS) #define show_bio_type(op,op_flags) show_bio_op(op), \ show_bio_op_flags(op_flags) @@ -75,12 +75,12 @@ TRACE_DEFINE_ENUM(CP_RESIZE); #define show_bio_op_flags(flags) \ __print_flags(F2FS_BIO_FLAG_MASK(flags), "|", \ - { REQ_RAHEAD, "R" }, \ - { REQ_SYNC, "S" }, \ - { REQ_META, "M" }, \ - { REQ_PRIO, "P" }, \ - { REQ_PREFLUSH, "PF" }, \ - { REQ_FUA, "FUA" }) + { (__force u32)REQ_RAHEAD, "R" }, \ + { (__force u32)REQ_SYNC, "S" }, \ + { (__force u32)REQ_META, "M" }, \ + { (__force u32)REQ_PRIO, "P" }, \ + { (__force u32)REQ_PREFLUSH, "PF" }, \ + { (__force u32)REQ_FUA, "FUA" }) #define show_data_type(type) \ __print_symbolic(type, \ @@ -1036,8 +1036,8 @@ DECLARE_EVENT_CLASS(f2fs__submit_page_bio, __field(pgoff_t, index) __field(block_t, old_blkaddr) __field(block_t, new_blkaddr) - __field(int, op) - __field(int, op_flags) + __field(enum req_op, op) + __field(blk_opf_t, op_flags) __field(int, temp) __field(int, type) ), @@ -1092,8 +1092,8 @@ DECLARE_EVENT_CLASS(f2fs__bio, TP_STRUCT__entry( __field(dev_t, dev) __field(dev_t, target) - __field(int, op) - __field(int, op_flags) + __field(enum req_op, op) + __field(blk_opf_t, op_flags) __field(int, type) __field(sector_t, sector) __field(unsigned int, size)