From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 964A523D7DE for ; Sun, 4 Jan 2026 06:28:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767508083; cv=none; b=YqhDz48yFdTDQMiFTIGFsv0XtpCJyGBM25b0hN3NBp+zM2SX7O9VgiDw17JaAD3JS0MY3eEZ7PrQzO5fvchiuuBxS9O5QFbx9SilTVMPj3TkLJvIInVvxSgdXkGy3+NFHePTig9ilAoEfY4M/wI4NvpKfMGQ3E+xktUfsFSCCus= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767508083; c=relaxed/simple; bh=GVimFxRzs7Xf/8ktPlU2Hj7ZpW9EAeSv/yjpvKjyXZU=; h=Message-ID:Date:MIME-Version:Cc:Subject:To:References:From: In-Reply-To:Content-Type; b=RPZE6wgmND39x3Kf3SZyt4/sdZRhg8uTi2Yhuyfs0K2sjlftRrZGwJF1KjtAIADuTSJ3KWSZLfcrF24P4JH9uT4YvQUxLtzLVzodGLQL7xiRdg2Mf/GkyVHObGNQ6Xz8+rs4/x0zxqPVBjChX4+DEmuZTYJhy5sZQP09uHWOD00= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bgJaKzQA; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bgJaKzQA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 12702C4CEF7; Sun, 4 Jan 2026 06:28:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767508083; bh=GVimFxRzs7Xf/8ktPlU2Hj7ZpW9EAeSv/yjpvKjyXZU=; h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=bgJaKzQA6jOTy+w05kJf+UnILNWpdJtevZJi0d5WIOAOzdLcad/7Y8SoxblJ6jBDE U8CEdZ/rudU2QIWtGp2862b0dgqG5FQJqc6fc8a8U+rRPIOsYQm99rh7sEC11xEwlu qpNBvg8CUvxsbEF+EYsXVsOTMDjEN9HDhxRgjsAaVjYeToH4/I4+tPiPKQMbexPOCz W+Dnkhhm5liQu/zo2xEd3/0dmqWiWqwUi4/20WB5bblVqTYoe56NbEpGZqHzGmE9ML 5ZE9k2Q/hDwEI6ClGRt3I/qOStJ/FgTMUwWfApwNYkb1fk5RIBGShX4qVxdDTS+2jJ x/v5uyY/cfn5Q== Message-ID: Date: Sun, 4 Jan 2026 14:27:59 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: chao@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: Re: [PATCH 06/14] f2fs: trace elapsed time for gc_lock lock To: Jaegeuk Kim References: <20260104020729.1064529-1-chao@kernel.org> <20260104020729.1064529-6-chao@kernel.org> Content-Language: en-US From: Chao Yu In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2026/1/4 13:42, Jaegeuk Kim wrote: > Should be like this? > > --- a/fs/f2fs/super.c > +++ b/fs/f2fs/super.c > @@ -2639,12 +2639,12 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi) > .should_migrate_blocks = false, > .err_gc_skipped = true, > .no_bg_gc = true, > - .nr_free_secs = 1 }; > + .nr_free_secs = 1, > + .lc }; No need to initialize .lc? f2fs_down_write_trace() will initialize all fields in lc. > > - f2fs_down_write_trace(&sbi->gc_lock, &lc); > + f2fs_down_write_trace(&sbi->gc_lock, &gc_control.lc); > stat_inc_gc_call_count(sbi, FOREGROUND); > err = f2fs_gc(sbi, &gc_control); > - f2fs_up_write_trace(&sbi->gc_lock, &lc); > if (err == -ENODATA) { > err = 0; > break; Ah, right, thanks for the fix! Thanks, > > On 01/04, Jaegeuk Kim wrote: >> On 01/04, Chao Yu wrote: >>> Use f2fs_{down,up}_write_trace for gc_lock to trace lock elapsed time. >>> >>> Signed-off-by: Chao Yu >>> --- >>> fs/f2fs/checkpoint.c | 10 ++++++---- >>> fs/f2fs/f2fs.h | 22 ++++++++++++---------- >>> fs/f2fs/file.c | 13 +++++++------ >>> fs/f2fs/gc.c | 23 +++++++++++++---------- >>> fs/f2fs/segment.c | 11 ++++++----- >>> fs/f2fs/super.c | 15 +++++++++------ >>> include/trace/events/f2fs.h | 3 ++- >>> 7 files changed, 55 insertions(+), 42 deletions(-) >>> >>> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c >>> index dfd54cba1b35..da7bcfa2a178 100644 >>> --- a/fs/f2fs/checkpoint.c >>> +++ b/fs/f2fs/checkpoint.c >>> @@ -1930,11 +1930,12 @@ void f2fs_destroy_checkpoint_caches(void) >>> static int __write_checkpoint_sync(struct f2fs_sb_info *sbi) >>> { >>> struct cp_control cpc = { .reason = CP_SYNC, }; >>> + struct f2fs_lock_context lc; >>> int err; >>> >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &lc); >>> err = f2fs_write_checkpoint(sbi, &cpc); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &lc); >>> >>> return err; >>> } >>> @@ -2022,11 +2023,12 @@ int f2fs_issue_checkpoint(struct f2fs_sb_info *sbi) >>> cpc.reason = __get_cp_reason(sbi); >>> if (!test_opt(sbi, MERGE_CHECKPOINT) || cpc.reason != CP_SYNC || >>> sbi->umount_lock_holder == current) { >>> + struct f2fs_lock_context lc; >>> int ret; >>> >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &lc); >>> ret = f2fs_write_checkpoint(sbi, &cpc); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &lc); >>> >>> return ret; >>> } >>> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h >>> index 3f6278ba620d..5b6e632b37a9 100644 >>> --- a/fs/f2fs/f2fs.h >>> +++ b/fs/f2fs/f2fs.h >>> @@ -178,6 +178,7 @@ enum f2fs_lock_name { >>> LOCK_NAME_CP_RWSEM, >>> LOCK_NAME_NODE_CHANGE, >>> LOCK_NAME_NODE_WRITE, >>> + LOCK_NAME_GC_LOCK, >>> }; >>> >>> /* >>> @@ -1408,16 +1409,6 @@ struct atgc_management { >>> unsigned long long age_threshold; /* age threshold */ >>> }; >>> >>> -struct f2fs_gc_control { >>> - unsigned int victim_segno; /* target victim segment number */ >>> - int init_gc_type; /* FG_GC or BG_GC */ >>> - bool no_bg_gc; /* check the space and stop bg_gc */ >>> - bool should_migrate_blocks; /* should migrate blocks */ >>> - bool err_gc_skipped; /* return EAGAIN if GC skipped */ >>> - bool one_time; /* require one time GC in one migration unit */ >>> - unsigned int nr_free_secs; /* # of free sections to do GC */ >>> -}; >>> - >>> struct f2fs_time_stat { >>> unsigned long long total_time; /* total wall clock time */ >>> #ifdef CONFIG_64BIT >>> @@ -1436,6 +1427,17 @@ struct f2fs_lock_context { >>> bool lock_trace; >>> }; >>> >>> +struct f2fs_gc_control { >>> + unsigned int victim_segno; /* target victim segment number */ >>> + int init_gc_type; /* FG_GC or BG_GC */ >>> + bool no_bg_gc; /* check the space and stop bg_gc */ >>> + bool should_migrate_blocks; /* should migrate blocks */ >>> + bool err_gc_skipped; /* return EAGAIN if GC skipped */ >>> + bool one_time; /* require one time GC in one migration unit */ >>> + unsigned int nr_free_secs; /* # of free sections to do GC */ >>> + struct f2fs_lock_context lc; /* lock context for gc_lock */ >>> +}; >>> + >>> /* >>> * For s_flag in struct f2fs_sb_info >>> * Modification on enum should be synchronized with s_flag array >>> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c >>> index 1cdbbc2e1005..ce291f152bc3 100644 >>> --- a/fs/f2fs/file.c >>> +++ b/fs/f2fs/file.c >>> @@ -1928,7 +1928,7 @@ static int f2fs_expand_inode_data(struct inode *inode, loff_t offset, >>> >>> if (has_not_enough_free_secs(sbi, 0, >>> sbi->reserved_pin_section)) { >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &gc_control.lc); >>> stat_inc_gc_call_count(sbi, FOREGROUND); >>> err = f2fs_gc(sbi, &gc_control); >>> if (err && err != -ENODATA) { >>> @@ -2779,12 +2779,13 @@ static int f2fs_ioc_gc(struct file *filp, unsigned long arg) >>> return ret; >>> >>> if (!sync) { >>> - if (!f2fs_down_write_trylock(&sbi->gc_lock)) { >>> + if (!f2fs_down_write_trylock_trace(&sbi->gc_lock, >>> + &gc_control.lc)) { >>> ret = -EBUSY; >>> goto out; >>> } >>> } else { >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &gc_control.lc); >>> } >>> >>> gc_control.init_gc_type = sync ? FG_GC : BG_GC; >>> @@ -2824,12 +2825,12 @@ static int __f2fs_ioc_gc_range(struct file *filp, struct f2fs_gc_range *range) >>> >>> do_more: >>> if (!range->sync) { >>> - if (!f2fs_down_write_trylock(&sbi->gc_lock)) { >>> + if (!f2fs_down_write_trylock_trace(&sbi->gc_lock, &gc_control.lc)) { >>> ret = -EBUSY; >>> goto out; >>> } >>> } else { >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &gc_control.lc); >>> } >>> >>> gc_control.victim_segno = GET_SEGNO(sbi, range->start); >>> @@ -3320,7 +3321,7 @@ static int f2fs_ioc_flush_device(struct file *filp, unsigned long arg) >>> end_segno = min(start_segno + range.segments, dev_end_segno); >>> >>> while (start_segno < end_segno) { >>> - if (!f2fs_down_write_trylock(&sbi->gc_lock)) { >>> + if (!f2fs_down_write_trylock_trace(&sbi->gc_lock, &gc_control.lc)) { >>> ret = -EBUSY; >>> goto out; >>> } >>> diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c >>> index 8999829a9559..391e66064c7e 100644 >>> --- a/fs/f2fs/gc.c >>> +++ b/fs/f2fs/gc.c >>> @@ -102,21 +102,22 @@ static int gc_thread_func(void *data) >>> if (sbi->gc_mode == GC_URGENT_HIGH || >>> sbi->gc_mode == GC_URGENT_MID) { >>> wait_ms = gc_th->urgent_sleep_time; >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &gc_control.lc); >>> goto do_gc; >>> } >>> >>> if (foreground) { >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &gc_control.lc); >>> goto do_gc; >>> - } else if (!f2fs_down_write_trylock(&sbi->gc_lock)) { >>> + } else if (!f2fs_down_write_trylock_trace(&sbi->gc_lock, >>> + &gc_control.lc)) { >>> stat_other_skip_bggc_count(sbi); >>> goto next; >>> } >>> >>> if (!is_idle(sbi, GC_TIME)) { >>> increase_sleep_time(gc_th, &wait_ms); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &gc_control.lc); >>> stat_io_skip_bggc_count(sbi); >>> goto next; >>> } >>> @@ -125,7 +126,8 @@ static int gc_thread_func(void *data) >>> if (has_enough_free_blocks(sbi, >>> gc_th->no_zoned_gc_percent)) { >>> wait_ms = gc_th->no_gc_sleep_time; >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, >>> + &gc_control.lc); >>> goto next; >>> } >>> if (wait_ms == gc_th->no_gc_sleep_time) >>> @@ -2046,7 +2048,7 @@ int f2fs_gc(struct f2fs_sb_info *sbi, struct f2fs_gc_control *gc_control) >>> reserved_segments(sbi), >>> prefree_segments(sbi)); >>> >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &gc_control->lc); >>> >>> put_gc_inode(&gc_list); >>> >>> @@ -2264,6 +2266,7 @@ int f2fs_resize_fs(struct file *filp, __u64 block_count) >>> __u64 old_block_count, shrunk_blocks; >>> struct cp_control cpc = { CP_RESIZE, 0, 0, 0 }; >>> struct f2fs_lock_context lc; >>> + struct f2fs_lock_context glc; >>> unsigned int secs; >>> int err = 0; >>> __u32 rem; >>> @@ -2307,7 +2310,7 @@ int f2fs_resize_fs(struct file *filp, __u64 block_count) >>> secs = div_u64(shrunk_blocks, BLKS_PER_SEC(sbi)); >>> >>> /* stop other GC */ >>> - if (!f2fs_down_write_trylock(&sbi->gc_lock)) { >>> + if (!f2fs_down_write_trylock_trace(&sbi->gc_lock, &glc)) { >>> err = -EAGAIN; >>> goto out_drop_write; >>> } >>> @@ -2329,7 +2332,7 @@ int f2fs_resize_fs(struct file *filp, __u64 block_count) >>> >>> out_unlock: >>> f2fs_unlock_op(sbi, &lc); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &glc); >>> out_drop_write: >>> mnt_drop_write_file(filp); >>> if (err) >>> @@ -2346,7 +2349,7 @@ int f2fs_resize_fs(struct file *filp, __u64 block_count) >>> return -EROFS; >>> } >>> >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &glc); >>> f2fs_down_write(&sbi->cp_global_sem); >>> >>> spin_lock(&sbi->stat_lock); >>> @@ -2396,7 +2399,7 @@ int f2fs_resize_fs(struct file *filp, __u64 block_count) >>> } >>> out_err: >>> f2fs_up_write(&sbi->cp_global_sem); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &glc); >>> thaw_super(sbi->sb, FREEZE_HOLDER_KERNEL, NULL); >>> return err; >>> } >>> diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c >>> index e4a8daf433a8..776b0df828ed 100644 >>> --- a/fs/f2fs/segment.c >>> +++ b/fs/f2fs/segment.c >>> @@ -462,7 +462,7 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need) >>> .should_migrate_blocks = false, >>> .err_gc_skipped = false, >>> .nr_free_secs = 1 }; >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &gc_control.lc); >>> stat_inc_gc_call_count(sbi, FOREGROUND); >>> f2fs_gc(sbi, &gc_control); >>> } >>> @@ -3373,10 +3373,10 @@ int f2fs_allocate_pinning_section(struct f2fs_sb_info *sbi) >>> f2fs_unlock_op(sbi, &lc); >>> >>> if (f2fs_sb_has_blkzoned(sbi) && err == -EAGAIN && gc_required) { >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &lc); >>> err = f2fs_gc_range(sbi, 0, sbi->first_seq_zone_segno - 1, >>> true, ZONED_PIN_SEC_REQUIRED_COUNT); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &lc); >>> >>> gc_required = false; >>> if (!err) >>> @@ -3496,6 +3496,7 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range) >>> block_t start_block, end_block; >>> struct cp_control cpc; >>> struct discard_policy dpolicy; >>> + struct f2fs_lock_context lc; >>> unsigned long long trimmed = 0; >>> int err = 0; >>> bool need_align = f2fs_lfs_mode(sbi) && __is_large_section(sbi); >>> @@ -3528,10 +3529,10 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range) >>> if (sbi->discard_blks == 0) >>> goto out; >>> >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &lc); >>> stat_inc_cp_call_count(sbi, TOTAL_CALL); >>> err = f2fs_write_checkpoint(sbi, &cpc); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &lc); >>> if (err) >>> goto out; >>> >>> diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c >>> index d8e5e8652d97..abb468eb4394 100644 >>> --- a/fs/f2fs/super.c >>> +++ b/fs/f2fs/super.c >>> @@ -2563,6 +2563,7 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi) >>> int err = 0; >>> int ret; >>> block_t unusable; >>> + struct f2fs_lock_context lc; >>> >>> if (s_flags & SB_RDONLY) { >>> f2fs_err(sbi, "checkpoint=disable on readonly fs"); >>> @@ -2588,9 +2589,10 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi) >>> .no_bg_gc = true, >>> .nr_free_secs = 1 }; >>> >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &lc); >>> stat_inc_gc_call_count(sbi, FOREGROUND); >>> err = f2fs_gc(sbi, &gc_control); >>> + f2fs_up_write_trace(&sbi->gc_lock, &lc); >> >> ^--- this looks wrong? >> >>> if (err == -ENODATA) { >>> err = 0; >>> break; >>> @@ -2612,7 +2614,7 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi) >>> } >>> >>> skip_gc: >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &lc); >>> cpc.reason = CP_PAUSE; >>> set_sbi_flag(sbi, SBI_CP_DISABLED); >>> stat_inc_cp_call_count(sbi, TOTAL_CALL); >>> @@ -2625,7 +2627,7 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi) >>> spin_unlock(&sbi->stat_lock); >>> >>> out_unlock: >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &lc); >>> restore_flag: >>> sbi->gc_mode = gc_mode; >>> sbi->sb->s_flags = s_flags; /* Restore SB_RDONLY status */ >>> @@ -2638,6 +2640,7 @@ static int f2fs_enable_checkpoint(struct f2fs_sb_info *sbi) >>> unsigned int nr_pages = get_pages(sbi, F2FS_DIRTY_DATA) / 16; >>> long long start, writeback, lock, sync_inode, end; >>> int ret; >>> + struct f2fs_lock_context lc; >>> >>> f2fs_info(sbi, "%s start, meta: %lld, node: %lld, data: %lld", >>> __func__, >>> @@ -2672,12 +2675,12 @@ static int f2fs_enable_checkpoint(struct f2fs_sb_info *sbi) >>> >>> sync_inode = ktime_get(); >>> >>> - f2fs_down_write(&sbi->gc_lock); >>> + f2fs_down_write_trace(&sbi->gc_lock, &lc); >>> f2fs_dirty_to_prefree(sbi); >>> >>> clear_sbi_flag(sbi, SBI_CP_DISABLED); >>> set_sbi_flag(sbi, SBI_IS_DIRTY); >>> - f2fs_up_write(&sbi->gc_lock); >>> + f2fs_up_write_trace(&sbi->gc_lock, &lc); >>> >>> f2fs_info(sbi, "%s sync_fs, meta: %lld, imeta: %lld, node: %lld, dents: %lld, qdata: %lld", >>> __func__, >>> @@ -4893,7 +4896,7 @@ static int f2fs_fill_super(struct super_block *sb, struct fs_context *fc) >>> sbi->sb = sb; >>> >>> /* initialize locks within allocated memory */ >>> - init_f2fs_rwsem(&sbi->gc_lock); >>> + init_f2fs_rwsem_trace(&sbi->gc_lock, sbi, LOCK_NAME_GC_LOCK); >>> mutex_init(&sbi->writepages); >>> init_f2fs_rwsem(&sbi->cp_global_sem); >>> init_f2fs_rwsem_trace(&sbi->node_write, sbi, LOCK_NAME_NODE_WRITE); >>> diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h >>> index e5cfb8ad0d5e..bf353e7e024d 100644 >>> --- a/include/trace/events/f2fs.h >>> +++ b/include/trace/events/f2fs.h >>> @@ -188,7 +188,8 @@ TRACE_DEFINE_ENUM(CP_PHASE_FINISH_CHECKPOINT); >>> __print_symbolic(lock, \ >>> { LOCK_NAME_CP_RWSEM, "cp_rwsem" }, \ >>> { LOCK_NAME_NODE_CHANGE, "node_change" }, \ >>> - { LOCK_NAME_NODE_WRITE, "node_write" }) >>> + { LOCK_NAME_NODE_WRITE, "node_write" }, \ >>> + { LOCK_NAME_GC_LOCK, "gc_lock" }) >>> >>> struct f2fs_sb_info; >>> struct f2fs_io_info; >>> -- >>> 2.49.0