diff options
-rw-r--r-- | fs/f2fs/debug.c | 11 | ||||
-rw-r--r-- | fs/f2fs/f2fs.h | 3 | ||||
-rw-r--r-- | fs/f2fs/segment.c | 6 |
3 files changed, 17 insertions, 3 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index f9f6b0a..0ca977a 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -54,6 +54,12 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt); si->nr_wb_cp_data = get_pages(sbi, F2FS_WB_CP_DATA); si->nr_wb_data = get_pages(sbi, F2FS_WB_DATA); + if (SM_I(sbi) && SM_I(sbi)->fcc_info) + si->nr_flush = + atomic_read(&SM_I(sbi)->fcc_info->submit_flush); + if (SM_I(sbi) && SM_I(sbi)->dcc_info) + si->nr_discard = + atomic_read(&SM_I(sbi)->dcc_info->submit_discard); si->total_count = (int)sbi->user_block_count / sbi->blocks_per_seg; si->rsvd_segs = reserved_segments(sbi); si->overp_segs = overprovision_segments(sbi); @@ -318,8 +324,9 @@ static int stat_show(struct seq_file *s, void *v) seq_printf(s, " - Inner Struct Count: tree: %d(%d), node: %d\n", si->ext_tree, si->zombie_tree, si->ext_node); seq_puts(s, "\nBalancing F2FS Async:\n"); - seq_printf(s, " - IO (CP: %4d, Data: %4d)\n", - si->nr_wb_cp_data, si->nr_wb_data); + seq_printf(s, " - IO (CP: %4d, Data: %4d, Flush: %4d, Discard: %4d)\n", + si->nr_wb_cp_data, si->nr_wb_data, + si->nr_flush, si->nr_discard); seq_printf(s, " - inmem: %4d, atomic IO: %4d (Max. %4d)\n", si->inmem_pages, si->aw_cnt, si->max_aw_cnt); seq_printf(s, " - nodes: %4d in %4d\n", diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 3a57d97..5d97310 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -206,6 +206,7 @@ struct discard_cmd_control { wait_queue_head_t discard_wait_queue; /* waiting queue for wake-up */ struct mutex cmd_lock; int max_discards; /* max. discards to be issued */ + atomic_t submit_discard; /* # of issued discard */ }; /* for the list of fsync inodes, used only during recovery */ @@ -2262,7 +2263,7 @@ struct f2fs_stat_info { unsigned int ndirty_dirs, ndirty_files, ndirty_all; int nats, dirty_nats, sits, dirty_sits, free_nids, alloc_nids; int total_count, utilization; - int bg_gc, nr_wb_cp_data, nr_wb_data; + int bg_gc, nr_wb_cp_data, nr_wb_data, nr_flush, nr_discard; int inline_xattr, inline_inode, inline_dir, orphans; int aw_cnt, max_aw_cnt; unsigned int valid_count, valid_node_count, valid_inode_count, discard_blks; diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index ed38644..52b1337 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -653,6 +653,9 @@ static void __remove_discard_cmd(struct f2fs_sb_info *sbi, struct discard_cmd *d { int err = dc->bio->bi_error; + if (dc->state == D_DONE) + atomic_dec(&(SM_I(sbi)->dcc_info->submit_discard)); + if (err == -EOPNOTSUPP) err = 0; @@ -678,6 +681,7 @@ void f2fs_wait_discard_bio(struct f2fs_sb_info *sbi, block_t blkaddr) if (dc->state == D_PREP) { dc->state = D_SUBMIT; submit_bio(dc->bio); + atomic_inc(&dcc->submit_discard); } wait_for_completion_io(&dc->wait); @@ -723,6 +727,7 @@ repeat: if (dc->state == D_PREP) { dc->state = D_SUBMIT; submit_bio(dc->bio); + atomic_inc(&dcc->submit_discard); if (iter++ > DISCARD_ISSUE_RATE) break; } else if (dc->state == D_DONE) { @@ -1049,6 +1054,7 @@ int create_discard_cmd_control(struct f2fs_sb_info *sbi) INIT_LIST_HEAD(&dcc->discard_entry_list); INIT_LIST_HEAD(&dcc->discard_cmd_list); mutex_init(&dcc->cmd_lock); + atomic_set(&dcc->submit_discard, 0); dcc->nr_discards = 0; dcc->max_discards = 0; |