debug.c (31d1b7710262fba12282b24083f20dc76e0efc93) debug.c (5222595d093ebe80329d38d255d14316257afb3e)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * f2fs debugging statistics
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 * Copyright (c) 2012 Linux Foundation
8 * Copyright (c) 2012 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

--- 39 unchanged lines hidden (view full) ---

48 si->ndirty_files = sbi->ndirty_inode[FILE_INODE];
49 si->nquota_files = sbi->nquota_files;
50 si->ndirty_all = sbi->ndirty_inode[DIRTY_META];
51 si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES);
52 si->aw_cnt = atomic_read(&sbi->aw_cnt);
53 si->vw_cnt = atomic_read(&sbi->vw_cnt);
54 si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt);
55 si->max_vw_cnt = atomic_read(&sbi->max_vw_cnt);
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * f2fs debugging statistics
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 * Copyright (c) 2012 Linux Foundation
8 * Copyright (c) 2012 Greg Kroah-Hartman <gregkh@linuxfoundation.org>

--- 39 unchanged lines hidden (view full) ---

48 si->ndirty_files = sbi->ndirty_inode[FILE_INODE];
49 si->nquota_files = sbi->nquota_files;
50 si->ndirty_all = sbi->ndirty_inode[DIRTY_META];
51 si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES);
52 si->aw_cnt = atomic_read(&sbi->aw_cnt);
53 si->vw_cnt = atomic_read(&sbi->vw_cnt);
54 si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt);
55 si->max_vw_cnt = atomic_read(&sbi->max_vw_cnt);
56 si->nr_dio_read = get_pages(sbi, F2FS_DIO_READ);
57 si->nr_dio_write = get_pages(sbi, F2FS_DIO_WRITE);
56 si->nr_wb_cp_data = get_pages(sbi, F2FS_WB_CP_DATA);
57 si->nr_wb_data = get_pages(sbi, F2FS_WB_DATA);
58 si->nr_rd_data = get_pages(sbi, F2FS_RD_DATA);
59 si->nr_rd_node = get_pages(sbi, F2FS_RD_NODE);
60 si->nr_rd_meta = get_pages(sbi, F2FS_RD_META);
61 if (SM_I(sbi) && SM_I(sbi)->fcc_info) {
62 si->nr_flushed =
63 atomic_read(&SM_I(sbi)->fcc_info->issued_flush);

--- 128 unchanged lines hidden (view full) ---

192
193 /* build sit */
194 si->base_mem += sizeof(struct sit_info);
195 si->base_mem += MAIN_SEGS(sbi) * sizeof(struct seg_entry);
196 si->base_mem += f2fs_bitmap_size(MAIN_SEGS(sbi));
197 si->base_mem += 2 * SIT_VBLOCK_MAP_SIZE * MAIN_SEGS(sbi);
198 si->base_mem += SIT_VBLOCK_MAP_SIZE * MAIN_SEGS(sbi);
199 si->base_mem += SIT_VBLOCK_MAP_SIZE;
58 si->nr_wb_cp_data = get_pages(sbi, F2FS_WB_CP_DATA);
59 si->nr_wb_data = get_pages(sbi, F2FS_WB_DATA);
60 si->nr_rd_data = get_pages(sbi, F2FS_RD_DATA);
61 si->nr_rd_node = get_pages(sbi, F2FS_RD_NODE);
62 si->nr_rd_meta = get_pages(sbi, F2FS_RD_META);
63 if (SM_I(sbi) && SM_I(sbi)->fcc_info) {
64 si->nr_flushed =
65 atomic_read(&SM_I(sbi)->fcc_info->issued_flush);

--- 128 unchanged lines hidden (view full) ---

194
195 /* build sit */
196 si->base_mem += sizeof(struct sit_info);
197 si->base_mem += MAIN_SEGS(sbi) * sizeof(struct seg_entry);
198 si->base_mem += f2fs_bitmap_size(MAIN_SEGS(sbi));
199 si->base_mem += 2 * SIT_VBLOCK_MAP_SIZE * MAIN_SEGS(sbi);
200 si->base_mem += SIT_VBLOCK_MAP_SIZE * MAIN_SEGS(sbi);
201 si->base_mem += SIT_VBLOCK_MAP_SIZE;
200 if (sbi->segs_per_sec > 1)
202 if (__is_large_section(sbi))
201 si->base_mem += MAIN_SECS(sbi) * sizeof(struct sec_entry);
202 si->base_mem += __bitmap_size(sbi, SIT_BITMAP);
203
204 /* build free segmap */
205 si->base_mem += sizeof(struct free_segmap_info);
206 si->base_mem += f2fs_bitmap_size(MAIN_SEGS(sbi));
207 si->base_mem += f2fs_bitmap_size(MAIN_SECS(sbi));
208

--- 160 unchanged lines hidden (view full) ---

369 si->hit_rbtree);
370 seq_printf(s, " - Hit Ratio: %llu%% (%llu / %llu)\n",
371 !si->total_ext ? 0 :
372 div64_u64(si->hit_total * 100, si->total_ext),
373 si->hit_total, si->total_ext);
374 seq_printf(s, " - Inner Struct Count: tree: %d(%d), node: %d\n",
375 si->ext_tree, si->zombie_tree, si->ext_node);
376 seq_puts(s, "\nBalancing F2FS Async:\n");
203 si->base_mem += MAIN_SECS(sbi) * sizeof(struct sec_entry);
204 si->base_mem += __bitmap_size(sbi, SIT_BITMAP);
205
206 /* build free segmap */
207 si->base_mem += sizeof(struct free_segmap_info);
208 si->base_mem += f2fs_bitmap_size(MAIN_SEGS(sbi));
209 si->base_mem += f2fs_bitmap_size(MAIN_SECS(sbi));
210

--- 160 unchanged lines hidden (view full) ---

371 si->hit_rbtree);
372 seq_printf(s, " - Hit Ratio: %llu%% (%llu / %llu)\n",
373 !si->total_ext ? 0 :
374 div64_u64(si->hit_total * 100, si->total_ext),
375 si->hit_total, si->total_ext);
376 seq_printf(s, " - Inner Struct Count: tree: %d(%d), node: %d\n",
377 si->ext_tree, si->zombie_tree, si->ext_node);
378 seq_puts(s, "\nBalancing F2FS Async:\n");
379 seq_printf(s, " - DIO (R: %4d, W: %4d)\n",
380 si->nr_dio_read, si->nr_dio_write);
377 seq_printf(s, " - IO_R (Data: %4d, Node: %4d, Meta: %4d\n",
378 si->nr_rd_data, si->nr_rd_node, si->nr_rd_meta);
379 seq_printf(s, " - IO_W (CP: %4d, Data: %4d, Flush: (%4d %4d %4d), "
380 "Discard: (%4d %4d)) cmd: %4d undiscard:%4u\n",
381 si->nr_wb_cp_data, si->nr_wb_data,
382 si->nr_flushing, si->nr_flushed,
383 si->flush_list_empty,
384 si->nr_discarding, si->nr_discarded,

--- 54 unchanged lines hidden (view full) ---

439 si->cache_mem >> 10);
440 seq_printf(s, " - paged : %llu KB\n",
441 si->page_mem >> 10);
442 }
443 mutex_unlock(&f2fs_stat_mutex);
444 return 0;
445}
446
381 seq_printf(s, " - IO_R (Data: %4d, Node: %4d, Meta: %4d\n",
382 si->nr_rd_data, si->nr_rd_node, si->nr_rd_meta);
383 seq_printf(s, " - IO_W (CP: %4d, Data: %4d, Flush: (%4d %4d %4d), "
384 "Discard: (%4d %4d)) cmd: %4d undiscard:%4u\n",
385 si->nr_wb_cp_data, si->nr_wb_data,
386 si->nr_flushing, si->nr_flushed,
387 si->flush_list_empty,
388 si->nr_discarding, si->nr_discarded,

--- 54 unchanged lines hidden (view full) ---

443 si->cache_mem >> 10);
444 seq_printf(s, " - paged : %llu KB\n",
445 si->page_mem >> 10);
446 }
447 mutex_unlock(&f2fs_stat_mutex);
448 return 0;
449}
450
447static int stat_open(struct inode *inode, struct file *file)
448{
449 return single_open(file, stat_show, inode->i_private);
450}
451DEFINE_SHOW_ATTRIBUTE(stat);
451
452
452static const struct file_operations stat_fops = {
453 .owner = THIS_MODULE,
454 .open = stat_open,
455 .read = seq_read,
456 .llseek = seq_lseek,
457 .release = single_release,
458};
459
460int f2fs_build_stats(struct f2fs_sb_info *sbi)
461{
462 struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);
463 struct f2fs_stat_info *si;
464 int i;
465
466 si = f2fs_kzalloc(sbi, sizeof(struct f2fs_stat_info), GFP_KERNEL);
467 if (!si)

--- 37 unchanged lines hidden (view full) ---

505void f2fs_destroy_stats(struct f2fs_sb_info *sbi)
506{
507 struct f2fs_stat_info *si = F2FS_STAT(sbi);
508
509 mutex_lock(&f2fs_stat_mutex);
510 list_del(&si->stat_list);
511 mutex_unlock(&f2fs_stat_mutex);
512
453int f2fs_build_stats(struct f2fs_sb_info *sbi)
454{
455 struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);
456 struct f2fs_stat_info *si;
457 int i;
458
459 si = f2fs_kzalloc(sbi, sizeof(struct f2fs_stat_info), GFP_KERNEL);
460 if (!si)

--- 37 unchanged lines hidden (view full) ---

498void f2fs_destroy_stats(struct f2fs_sb_info *sbi)
499{
500 struct f2fs_stat_info *si = F2FS_STAT(sbi);
501
502 mutex_lock(&f2fs_stat_mutex);
503 list_del(&si->stat_list);
504 mutex_unlock(&f2fs_stat_mutex);
505
513 kfree(si);
506 kvfree(si);
514}
515
516int __init f2fs_create_root_stats(void)
517{
518 struct dentry *file;
519
520 f2fs_debugfs_root = debugfs_create_dir("f2fs", NULL);
521 if (!f2fs_debugfs_root)

--- 21 unchanged lines hidden --- 		507}
508
509int __init f2fs_create_root_stats(void)
510{
511 struct dentry *file;
512
513 f2fs_debugfs_root = debugfs_create_dir("f2fs", NULL);
514 if (!f2fs_debugfs_root)

--- 21 unchanged lines hidden ---