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Tue, 27 Aug 2024 02:14:15 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas5p3.samsung.com (KnoxPortal) with ESMTPA id 20240826171413epcas5p3f62c2cc57b50d6df8fa66af5fe5996c5~vVqYcHYhY2945329453epcas5p3n; Mon, 26 Aug 2024 17:14:13 +0000 (GMT) Received: from epsmgmcp1.samsung.com (unknown [182.195.42.82]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20240826171413epsmtrp11fd9c5290d075794afe2600dcc86895a~vVqYbPfbL0078300783epsmtrp1B; Mon, 26 Aug 2024 17:14:13 +0000 (GMT) X-AuditID: b6c32a49-aabb8700000025a8-9a-66ccb7e77fe6 Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgmcp1.samsung.com (Symantec Messaging Gateway) with SMTP id 6C.51.19367.5E7BCC66; Tue, 27 Aug 2024 02:14:13 +0900 (KST) Received: from localhost.localdomain (unknown [107.99.41.245]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20240826171409epsmtip20e565ee1cbc1d1a5846d9a8ded949674~vVqU042770841308413epsmtip2M; Mon, 26 Aug 2024 17:14:09 +0000 (GMT) From: Kanchan Joshi To: axboe@kernel.dk, kbusch@kernel.org, hch@lst.de, sagi@grimberg.me, martin.petersen@oracle.com, James.Bottomley@HansenPartnership.com, brauner@kernel.org, jack@suse.cz, jaegeuk@kernel.org, jlayton@kernel.org, chuck.lever@oracle.com, bvanassche@acm.org Cc: linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, gost.dev@samsung.com, vishak.g@samsung.com, javier.gonz@samsung.com, Kanchan Joshi Subject: [PATCH v4 1/5] fs, block: refactor enum rw_hint Date: Mon, 26 Aug 2024 22:36:02 +0530 Message-Id: <20240826170606.255718-2-joshi.k@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240826170606.255718-1-joshi.k@samsung.com> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrGJsWRmVeSWpSXmKPExsWy7bCmhu7z7WfSDDr+s1qsvtvPZvH68CdG i2kffjJb/L/7nMni5oGdTBYrVx9lspg9vZnJ4sn6WcwWG/s5LB7f+cxu8XPZKnaLo//fsllM OnSN0WLvLW2LS4vcLfbsPcliMX/ZU3aL7us72CyWH//HZLHu9XsWi/Oz5rA7iHpcvuLtcf7e RhaPaZNOsXlcPlvqsWlVJ5vH5iX1HrsXfGby2H2zgc3j49NbLB59W1YxepxZcITd4/MmuQCe qGybjNTElNQihdS85PyUzLx0WyXv4HjneFMzA0NdQ0sLcyWFvMTcVFslF58AXbfMHKBPlRTK EnNKgUIBicXFSvp2NkX5pSWpChn5xSW2SqkFKTkFJgV6xYm5xaV56Xp5qSVWhgYGRqZAhQnZ Gdf/djEXvFOvWHhzLXsD4xWFLkZODgkBE4n99xaxdTFycQgJ7GaU6D/wlx3C+cQosanlMoKz 8vwjRpiW7/ePs0AkdjJKTFjdxAKSEBL4zCjxZ6FGFyMHB5uApsSFyaUgNSICzUwSG9f+AtvB LDCJSeLjg7VsIA3CAhYSLXs2gTWzCKhKNG+bzgTSzCtgKXH2lw3EMnmJmZe+s4PYnAJWEv8/ vAezeQUEJU7OfALWygxU07x1NjPIfAmBLxwSCw5cZ4VodpH4f/4AE4QtLPHq+BZ2CFtK4mV/ G5SdLfHg0QMWCLtGYsfmPqhee4mGPzdYQe5hBnpm/S59iF18Er2/n4CdKSHAK9HRJgRRrShx b9JTqE5xiYczlkDZHhKXfy2HhlUvo0TzlWWMExjlZyF5YRaSF2YhbFvAyLyKUTK1oDg3PbXY tMAwL7UcHrHJ+bmbGMEJXstzB+PdBx/0DjEycTAeYpTgYFYS4ZW7fDJNiDclsbIqtSg/vqg0 J7X4EKMpMIgnMkuJJucDc0xeSbyhiaWBiZmZmYmlsZmhkjjv69a5KUIC6YklqdmpqQWpRTB9 TBycUg1MLlvVZbtcrJlWhG2+ovWvUrW2l3f+5Fuy0W8+vUjtePC44OzEJ2XrfCyVOLeonU8U iPLaIm1Q0rr5x/32AB/pSq9FpdKcJb4yAlx7p506Zem7QWHFzJ9tMf/tVuWesK9/rf41L65B pX81/4XpeeWZMXWdKv3/SuMWy6npv9x4jX2p0Laromdcm6q9OyeFHTH9emQS85KVWRo7j5cv O5PifPfhWTOnWe0Hdkf8/iq9c3VPSeu0hyW7pkV2V2tu+Gnb8+VF15zpljo+PUc8P+UkW9V7 3lA2NA+4XTO3ONNW3sLq/f7kT7mvtrquzdh/4rbror0ZbW/Mo1Zk3Fy83A8Yzh37PpdH7G82 eH6zbpESS3FGoqEWc1FxIgA23QnseQQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrKIsWRmVeSWpSXmKPExsWy7bCSvO7T7WfSDN58UbVYfbefzeL14U+M FtM+/GS2+H/3OZPFzQM7mSxWrj7KZDF7ejOTxZP1s5gtNvZzWDy+85nd4ueyVewWR/+/ZbOY dOgao8XeW9oWlxa5W+zZe5LFYv6yp+wW3dd3sFksP/6PyWLd6/csFudnzWF3EPW4fMXb4/y9 jSwe0yadYvO4fLbUY9OqTjaPzUvqPXYv+MzksftmA5vHx6e3WDz6tqxi9Diz4Ai7x+dNcgE8 UVw2Kak5mWWpRfp2CVwZ1/92MRe8U69YeHMtewPjFYUuRk4OCQETie/3j7OA2EIC2xkl1t3U hoiLSzRf+8EOYQtLrPz3HMjmAqr5yCixqO0EWxcjBwebgKbEhcmlIHERgclMEk0Pt7CAOMwC c5gklnduZwbpFhawkGjZswlsA4uAqkTztulMIM28ApYSZ3/ZQCyQl5h56TvYMk4BK4n/H96z QxxkKbHyzHIwm1dAUOLkzCdgY5iB6pu3zmaewCgwC0lqFpLUAkamVYyiqQXFuem5yQWGesWJ ucWleel6yfm5mxjBMakVtINx2fq/eocYmTgYDzFKcDArifDKXT6ZJsSbklhZlVqUH19UmpNa fIhRmoNFSZxXOaczRUggPbEkNTs1tSC1CCbLxMEp1cBkmPY2Mi/R9G8gR1Bh95Ms904Nlp6o 9NMb/yuedz2UvvJAxdXJtgHKaUUayWb+6/KdL+8pelEcOzfz11+BIns//ZniNVbrF7C4cApu Zp68p+N6bYzc5+1rnjQw9V93XRqx05DP09LBgodzZqBE5O/Hdo6Bmj33sh8ebVTvanPqnTUx WYE14+lKq9O7qnc8Dz+oJMf+1+C+ndH5EK47M6xyOD2+9yYZrbwm/qfoSuqV1Cffv2w6uinV Jv1J+T6mmOi3HMLTttsLtH10yC95LXLRv+7j3y8/v6mnvLOt0VnGJ7rqTso56VWFK2I/MPR+ zZ4hkL7ioZ/CpIiKBywKC8Kl+F4oMwX+tvSeaXs4V4mlOCPRUIu5qDgRAE0F3PY4AwAA X-CMS-MailID: 20240826171413epcas5p3f62c2cc57b50d6df8fa66af5fe5996c5 X-Msg-Generator: CA CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20240826171413epcas5p3f62c2cc57b50d6df8fa66af5fe5996c5 References: <20240826170606.255718-1-joshi.k@samsung.com> Rename enum rw_hint to rw_life_hint. Change i_write_hint (in inode), bi_write_hint (in bio) and write_hint (in request) to use u8 data-type rather than this enum. This is in preparation to introduce a new write hint type. Signed-off-by: Kanchan Joshi --- fs/buffer.c | 4 ++-- fs/f2fs/f2fs.h | 4 ++-- fs/f2fs/segment.c | 4 ++-- include/linux/blk-mq.h | 2 +- include/linux/blk_types.h | 2 +- include/linux/fs.h | 2 +- include/linux/rw_hint.h | 9 ++------- 7 files changed, 11 insertions(+), 16 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index e55ad471c530..0c6bc9b7d4ad 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -55,7 +55,7 @@ static int fsync_buffers_list(spinlock_t *lock, struct list_head *list); static void submit_bh_wbc(blk_opf_t opf, struct buffer_head *bh, - enum rw_hint hint, struct writeback_control *wbc); + u8 hint, struct writeback_control *wbc); #define BH_ENTRY(list) list_entry((list), struct buffer_head, b_assoc_buffers) @@ -2778,7 +2778,7 @@ static void end_bio_bh_io_sync(struct bio *bio) } static void submit_bh_wbc(blk_opf_t opf, struct buffer_head *bh, - enum rw_hint write_hint, + u8 write_hint, struct writeback_control *wbc) { const enum req_op op = opf & REQ_OP_MASK; diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index ac19c61f0c3e..b3022dc94a1f 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -3756,8 +3756,8 @@ int f2fs_build_segment_manager(struct f2fs_sb_info *sbi); void f2fs_destroy_segment_manager(struct f2fs_sb_info *sbi); int __init f2fs_create_segment_manager_caches(void); void f2fs_destroy_segment_manager_caches(void); -int f2fs_rw_hint_to_seg_type(struct f2fs_sb_info *sbi, enum rw_hint hint); -enum rw_hint f2fs_io_type_to_rw_hint(struct f2fs_sb_info *sbi, +int f2fs_rw_hint_to_seg_type(struct f2fs_sb_info *sbi, enum rw_life_hint hint); +enum rw_life_hint f2fs_io_type_to_rw_hint(struct f2fs_sb_info *sbi, enum page_type type, enum temp_type temp); unsigned int f2fs_usable_segs_in_sec(struct f2fs_sb_info *sbi, unsigned int segno); diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 78c3198a6308..794050f4cdbf 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -3381,7 +3381,7 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range) return err; } -int f2fs_rw_hint_to_seg_type(struct f2fs_sb_info *sbi, enum rw_hint hint) +int f2fs_rw_hint_to_seg_type(struct f2fs_sb_info *sbi, enum rw_life_hint hint) { if (F2FS_OPTION(sbi).active_logs == 2) return CURSEG_HOT_DATA; @@ -3425,7 +3425,7 @@ int f2fs_rw_hint_to_seg_type(struct f2fs_sb_info *sbi, enum rw_hint hint) * WRITE_LIFE_MEDIUM " WRITE_LIFE_MEDIUM * WRITE_LIFE_LONG " WRITE_LIFE_LONG */ -enum rw_hint f2fs_io_type_to_rw_hint(struct f2fs_sb_info *sbi, +enum rw_life_hint f2fs_io_type_to_rw_hint(struct f2fs_sb_info *sbi, enum page_type type, enum temp_type temp) { switch (type) { diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 8d304b1d16b1..1e5ce84ccf0a 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -159,7 +159,7 @@ struct request { struct blk_crypto_keyslot *crypt_keyslot; #endif - enum rw_hint write_hint; + u8 write_hint; unsigned short ioprio; enum mq_rq_state state; diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 36ed96133217..446c847bb3b3 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -216,7 +216,7 @@ struct bio { */ unsigned short bi_flags; /* BIO_* below */ unsigned short bi_ioprio; - enum rw_hint bi_write_hint; + u8 bi_write_hint; blk_status_t bi_status; atomic_t __bi_remaining; diff --git a/include/linux/fs.h b/include/linux/fs.h index fb0426f349fc..f9a7a2a80661 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -674,7 +674,7 @@ struct inode { spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ unsigned short i_bytes; u8 i_blkbits; - enum rw_hint i_write_hint; + u8 i_write_hint; blkcnt_t i_blocks; #ifdef __NEED_I_SIZE_ORDERED diff --git a/include/linux/rw_hint.h b/include/linux/rw_hint.h index 309ca72f2dfb..e17fd9fa65d4 100644 --- a/include/linux/rw_hint.h +++ b/include/linux/rw_hint.h @@ -7,18 +7,13 @@ #include /* Block storage write lifetime hint values. */ -enum rw_hint { +enum rw_life_hint { WRITE_LIFE_NOT_SET = RWH_WRITE_LIFE_NOT_SET, WRITE_LIFE_NONE = RWH_WRITE_LIFE_NONE, WRITE_LIFE_SHORT = RWH_WRITE_LIFE_SHORT, WRITE_LIFE_MEDIUM = RWH_WRITE_LIFE_MEDIUM, WRITE_LIFE_LONG = RWH_WRITE_LIFE_LONG, WRITE_LIFE_EXTREME = RWH_WRITE_LIFE_EXTREME, -} __packed; - -/* Sparse ignores __packed annotations on enums, hence the #ifndef below. */ -#ifndef __CHECKER__ -static_assert(sizeof(enum rw_hint) == 1); -#endif +}; #endif /* _LINUX_RW_HINT_H */