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Searched refs:bdi (Results 1 – 25 of 26) sorted by relevance

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/linux/mm/
H A Dbacking-dev.c87 static void bdi_collect_stats(struct backing_dev_info *bdi, in bdi_collect_stats() argument
93 list_for_each_entry_rcu(wb, &bdi->wb_list, bdi_node) { in bdi_collect_stats()
103 static void bdi_collect_stats(struct backing_dev_info *bdi, in bdi_collect_stats() argument
106 collect_wb_stats(stats, &bdi->wb); in bdi_collect_stats()
112 struct backing_dev_info *bdi = m->private; in bdi_debug_stats_show() local
122 bdi_collect_stats(bdi, &stats); in bdi_debug_stats_show()
123 tot_bw = atomic_long_read(&bdi->tot_write_bandwidth); in bdi_debug_stats_show()
152 !list_empty(&bdi->bdi_list), bdi->wb.state); in bdi_debug_stats_show()
195 struct backing_dev_info *bdi = m->private; in cgwb_debug_stats_show() local
203 list_for_each_entry_rcu(wb, &bdi->wb_list, bdi_node) { in cgwb_debug_stats_show()
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H A Dpage-writeback.c160 unsigned long tot_bw = atomic_long_read(&wb->bdi->tot_write_bandwidth); in wb_memcg_completions()
161 unsigned long long min = wb->bdi->min_ratio; in wb_memcg_completions()
162 unsigned long long max = wb->bdi->max_ratio; in wb_memcg_completions()
213 *minp = wb->bdi->min_ratio; in wb_memcg_completions()
214 *maxp = wb->bdi->max_ratio; in wb_memcg_completions()
579 wb->bdi->max_prop_frac, nr);
584 wb->bdi->max_prop_frac, nr); in __wb_writeout_add()
684 static int __bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio) in bdi_get_bytes()
693 if (min_ratio > bdi->max_ratio) { in __bdi_set_min_ratio()
696 if (min_ratio < bdi in __bdi_set_min_ratio()
692 __bdi_set_min_ratio(struct backing_dev_info * bdi,unsigned int min_ratio) __bdi_set_min_ratio() argument
723 __bdi_set_max_ratio(struct backing_dev_info * bdi,unsigned int max_ratio) __bdi_set_max_ratio() argument
743 bdi_set_min_ratio_no_scale(struct backing_dev_info * bdi,unsigned int min_ratio) bdi_set_min_ratio_no_scale() argument
748 bdi_set_max_ratio_no_scale(struct backing_dev_info * bdi,unsigned int max_ratio) bdi_set_max_ratio_no_scale() argument
753 bdi_set_min_ratio(struct backing_dev_info * bdi,unsigned int min_ratio) bdi_set_min_ratio() argument
758 bdi_set_max_ratio(struct backing_dev_info * bdi,unsigned int max_ratio) bdi_set_max_ratio() argument
764 bdi_get_min_bytes(struct backing_dev_info * bdi) bdi_get_min_bytes() argument
769 bdi_set_min_bytes(struct backing_dev_info * bdi,u64 min_bytes) bdi_set_min_bytes() argument
785 bdi_get_max_bytes(struct backing_dev_info * bdi) bdi_get_max_bytes() argument
790 bdi_set_max_bytes(struct backing_dev_info * bdi,u64 max_bytes) bdi_set_max_bytes() argument
806 bdi_set_strict_limit(struct backing_dev_info * bdi,unsigned int strict_limit) bdi_set_strict_limit() argument
1827 struct backing_dev_info *bdi = wb->bdi; balance_dirty_pages() local
2050 struct backing_dev_info *bdi = inode_to_bdi(inode); balance_dirty_pages_ratelimited_flags() local
2226 struct backing_dev_info *bdi; laptop_sync_completion() local
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H A Dfadvise.c35 struct backing_dev_info *bdi; in generic_fadvise() local
49 bdi = inode_to_bdi(mapping->host); in generic_fadvise()
51 if (IS_DAX(inode) || (bdi == &noop_backing_dev_info)) { in generic_fadvise()
80 file->f_ra.ra_pages = bdi->ra_pages; in generic_fadvise()
91 file->f_ra.ra_pages = bdi->ra_pages * 2; in generic_fadvise()
H A Dreadahead.c347 struct backing_dev_info *bdi = inode_to_bdi(mapping->host); in force_page_cache_ra()
357 max_pages = max_t(unsigned long, bdi->io_pages, ra->ra_pages); in force_page_cache_ra()
545 struct backing_dev_info *bdi = inode_to_bdi(ractl->mapping->host); in ractl_max_pages()
552 if (req_size > max_pages && bdi->io_pages > max_pages) in ractl_max_pages()
553 max_pages = min(req_size, bdi->io_pages);
344 struct backing_dev_info *bdi = inode_to_bdi(mapping->host); force_page_cache_ra() local
542 struct backing_dev_info *bdi = inode_to_bdi(ractl->mapping->host); ractl_max_pages() local
H A Dmemcontrol.c3502 if (frn->bdi_id == wb->bdi->id && in mem_cgroup_track_foreign_dirty_slowpath()
3529 frn->bdi_id = wb->bdi->id; in mem_cgroup_track_foreign_dirty_slowpath()
/linux/include/linux/
H A Dbacking-dev.h20 static inline struct backing_dev_info *bdi_get(struct backing_dev_info *bdi) in bdi_get() argument
22 kref_get(&bdi->refcnt); in bdi_get()
23 return bdi; in bdi_get()
27 void bdi_put(struct backing_dev_info *bdi);
30 int bdi_register(struct backing_dev_info *bdi, const char *fmt, ...);
32 int bdi_register_va(struct backing_dev_info *bdi, const char *fmt,
34 void bdi_set_owner(struct backing_dev_info *bdi, struct device *owner);
35 void bdi_unregister(struct backing_dev_info *bdi);
54 static inline bool bdi_has_dirty_io(struct backing_dev_info *bdi) in bdi_has_dirty_io() argument
60 return atomic_long_read(&bdi->tot_write_bandwidth); in bdi_has_dirty_io()
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H A Dwriteback.h187 void wakeup_flusher_threads_bdi(struct backing_dev_info *bdi,
/linux/include/trace/events/
H A Dwbt.h17 TP_PROTO(struct backing_dev_info *bdi, struct blk_rq_stat *stat),
19 TP_ARGS(bdi, stat),
36 strscpy(__entry->name, bdi_dev_name(bdi),
61 TP_PROTO(struct backing_dev_info *bdi, unsigned long lat),
63 TP_ARGS(bdi, lat),
71 strscpy(__entry->name, bdi_dev_name(bdi),
91 TP_PROTO(struct backing_dev_info *bdi, const char *msg,
95 TP_ARGS(bdi, msg, step, window, bg, normal, max),
108 strscpy(__entry->name, bdi_dev_name(bdi),
131 TP_PROTO(struct backing_dev_info *bdi, unsigned int status,
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H A Dwriteback.h82 TP_printk("bdi %s: ino=%lu index=%lu",
117 struct backing_dev_info *bdi = inode_to_bdi(inode);
119 /* may be called for files on pseudo FSes w/ unregistered bdi */
120 strscpy_pad(__entry->name, bdi_dev_name(bdi), 32);
126 TP_printk("bdi %s: ino=%lu state=%s flags=%s",
207 TP_printk("bdi %s: ino=%lu cgroup_ino=%lu history=0x%x",
230 strscpy_pad(__entry->name, bdi_dev_name(old_wb->bdi), 32);
236 TP_printk("bdi %s: old_cgroup_ino=%lu new_cgroup_ino=%lu count=%u",
259 strscpy_pad(__entry->name, bdi_dev_name(old_wb->bdi), 32);
265 TP_printk("bdi
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/linux/Documentation/ABI/testing/
H A Dsysfs-class-bdi1 What: /sys/class/bdi/<bdi>/
9 The <bdi> identifier can be either of the following:
26 What: /sys/class/bdi/<bdi>/read_ahead_kb
33 What: /sys/class/bdi/<bdi>/min_ratio
47 What: /sys/class/bdi/<bdi>/min_ratio_fine
62 What: /sys/class/bdi/<bdi>/max_ratio
75 What: /sys/class/bdi/<bdi>/max_ratio_fine
88 What: /sys/class/bdi/<bdi>/min_bytes
103 What: /sys/class/bdi/<bdi>/max_bytes
116 What: /sys/class/bdi/<bdi>/strict_limit
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/linux/fs/
H A Dfs-writeback.c89 &wb->bdi->tot_write_bandwidth); in wb_io_lists_populated()
100 &wb->bdi->tot_write_bandwidth) < 0); in wb_io_lists_depopulated()
277 struct backing_dev_info *bdi = inode_to_bdi(inode); in __inode_attach_wb() local
285 wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC); in __inode_attach_wb()
289 wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC); in __inode_attach_wb()
295 wb = &bdi->wb; in __inode_attach_wb()
321 if (wb != &wb->bdi->wb) in inode_cgwb_move_to_attached()
396 static void bdi_down_write_wb_switch_rwsem(struct backing_dev_info *bdi) in bdi_down_write_wb_switch_rwsem() argument
398 down_write(&bdi->wb_switch_rwsem); in bdi_down_write_wb_switch_rwsem()
401 static void bdi_up_write_wb_switch_rwsem(struct backing_dev_info *bdi) in bdi_up_write_wb_switch_rwsem() argument
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H A Dsuper.c1643 sb->s_bdi = bdi_get(bdev->bd_disk->bdi); in setup_bdev_super()
1804 struct backing_dev_info *bdi; in super_setup_bdi_name() local
1808 bdi = bdi_alloc(NUMA_NO_NODE); in super_setup_bdi_name()
1809 if (!bdi) in super_setup_bdi_name()
1813 err = bdi_register_va(bdi, fmt, args); in super_setup_bdi_name()
1816 bdi_put(bdi); in super_setup_bdi_name()
1820 sb->s_bdi = bdi; in super_setup_bdi_name()
/linux/drivers/usb/gadget/udc/bdc/
H A Dbdc_dbg.c90 int tbi, bdi, gbdi; in bdc_dbg_bd_list() local
105 for (bdi = 0; bdi < bd_list->num_bds_table; bdi++) { in bdc_dbg_bd_list()
106 bd = bd_table->start_bd + bdi; in bdc_dbg_bd_list()
107 dma = bd_table->dma + (sizeof(struct bdc_bd) * bdi); in bdc_dbg_bd_list()
110 tbi, bdi, gbdi++, bd, (unsigned long long)dma, in bdc_dbg_bd_list()
H A Dbdc_ep.c221 int tbi, bdi; in bd_add_to_bdi() local
250 bdi = (bd_dma_addr - dma_first_bd) / sizeof(struct bdc_bd); in bd_add_to_bdi()
253 return (bdi + (tbi * bd_list->num_bds_table)); in bd_add_to_bdi()
257 static int bdi_to_tbi(struct bdc_ep *ep, int bdi) in bdi_to_tbi() argument
261 tbi = bdi / ep->bd_list.num_bds_table; in bdi_to_tbi()
264 bdi, ep->bd_list.num_bds_table, tbi); in bdi_to_tbi()
356 static struct bdc_bd *bdi_to_bd(struct bdc_ep *ep, int bdi) in bdi_to_bd() argument
358 int tbi = bdi_to_tbi(ep, bdi); in bdi_to_bd()
361 local_bdi = bdi - (tbi * ep->bd_list.num_bds_table); in bdi_to_bd()
364 __func__, bdi, local_bdi); in bdi_to_bd()
/linux/block/
H A Dblk-wbt.c170 struct backing_dev_info *bdi = rwb->rqos.disk->bdi; in wb_recent_wait() local
172 return time_before(jiffies, bdi->last_bdp_sleep + HZ); in wb_recent_wait()
309 struct backing_dev_info *bdi = rwb->rqos.disk->bdi; in latency_exceeded() local
325 trace_wbt_lat(bdi, thislat); in latency_exceeded()
349 trace_wbt_lat(bdi, stat[READ].min); in latency_exceeded()
350 trace_wbt_stat(bdi, stat); in latency_exceeded()
355 trace_wbt_stat(bdi, stat); in latency_exceeded()
362 struct backing_dev_info *bdi = rwb->rqos.disk->bdi; in rwb_trace_step() local
365 trace_wbt_step(bdi, msg, rqd->scale_step, rwb->cur_win_nsec, in rwb_trace_step()
437 trace_wbt_timer(rwb->rqos.disk->bdi, status, rqd->scale_step, inflight); in wb_timer_fn()
H A Dgenhd.c426 blk_apply_bdi_limits(disk->bdi, &disk->queue->limits); in add_disk_final()
533 ret = bdi_register(disk->bdi, "%u:%u", in __add_disk()
537 bdi_set_owner(disk->bdi, ddev); in __add_disk()
539 &disk->bdi->dev->kobj, "bdi"); in __add_disk()
554 bdi_unregister(disk->bdi); in __add_disk()
740 bdi_unregister(disk->bdi); in __del_gendisk()
1458 disk->bdi = bdi_alloc(node_id); in __alloc_disk_node()
1459 if (!disk->bdi) in __alloc_disk_node()
1500 bdi_put(disk->bdi); in __alloc_disk_node()
H A Dblk-settings.c63 void blk_apply_bdi_limits(struct backing_dev_info *bdi, in blk_apply_bdi_limits() argument
82 bdi->ra_pages = max3(bdi->ra_pages, in blk_apply_bdi_limits()
85 bdi->io_pages = lim->max_sectors >> PAGE_SECTORS_SHIFT; in blk_apply_bdi_limits()
579 blk_apply_bdi_limits(q->disk->bdi, lim); in queue_limits_commit_update()
H A Dioctl.c712 bdev->bd_disk->bdi->ra_pages = (arg * 512) / PAGE_SIZE; in blkdev_common_ioctl()
776 (bdev->bd_disk->bdi->ra_pages * PAGE_SIZE) / 512); in blkdev_ioctl()
837 (bdev->bd_disk->bdi->ra_pages * PAGE_SIZE) / 512); in compat_blkdev_ioctl()
H A Dblk-sysfs.c175 ret = queue_var_show(disk->bdi->ra_pages << (PAGE_SHIFT - 10), page); in queue_ra_show()
200 WRITE_ONCE(disk->bdi->ra_pages, ra_kb >> (PAGE_SHIFT - 10)); in queue_ra_store()
H A Dblk-cgroup.c684 return bdi_dev_name(blkg->q->disk->bdi); in blkg_dev_name()
/linux/drivers/soc/fsl/dpio/
H A Dqbman-portal.h585 u8 bdi; member
/linux/fs/gfs2/
H A Dsuper.c444 struct backing_dev_info *bdi = inode_to_bdi(metamapping->host); in gfs2_write_inode() local
452 if (bdi->wb.dirty_exceeded) in gfs2_write_inode()
/linux/fs/ocfs2/dlm/
H A Ddlmmaster.c1211 struct dlm_bitmap_diff_iter bdi; in dlm_restart_lock_mastery() local
1221 dlm_bitmap_diff_iter_init(&bdi, mle->vote_map, mle->node_map); in dlm_restart_lock_mastery()
1222 node = dlm_bitmap_diff_iter_next(&bdi, &sc); in dlm_restart_lock_mastery()
1290 node = dlm_bitmap_diff_iter_next(&bdi, &sc); in dlm_restart_lock_mastery()
/linux/drivers/net/wireless/broadcom/b43/
H A Dtables_nphy.c3282 check(bdi, BDI); in assert_ntab_array_sizes()
/linux/fs/nilfs2/
H A Dsuper.c1073 sb->s_bdi = bdi_get(sb->s_bdev->bd_disk->bdi); in nilfs_fill_super()

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