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Diffstat (limited to 'fs/f2fs/segment.c')
-rw-r--r--fs/f2fs/segment.c81
1 files changed, 45 insertions, 36 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 1dabc8244083..22dfeb991529 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -313,8 +313,7 @@ next:
skip:
iput(inode);
}
- congestion_wait(BLK_RW_ASYNC, DEFAULT_IO_TIMEOUT);
- cond_resched();
+ f2fs_io_schedule_timeout(DEFAULT_IO_TIMEOUT);
if (gc_failure) {
if (++looped >= count)
return;
@@ -471,7 +470,7 @@ int f2fs_commit_inmem_pages(struct inode *inode)
f2fs_balance_fs(sbi, true);
- down_write(&fi->i_gc_rwsem[WRITE]);
+ f2fs_down_write(&fi->i_gc_rwsem[WRITE]);
f2fs_lock_op(sbi);
set_inode_flag(inode, FI_ATOMIC_COMMIT);
@@ -483,7 +482,7 @@ int f2fs_commit_inmem_pages(struct inode *inode)
clear_inode_flag(inode, FI_ATOMIC_COMMIT);
f2fs_unlock_op(sbi);
- up_write(&fi->i_gc_rwsem[WRITE]);
+ f2fs_up_write(&fi->i_gc_rwsem[WRITE]);
return err;
}
@@ -521,7 +520,7 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need)
io_schedule();
finish_wait(&sbi->gc_thread->fggc_wq, &wait);
} else {
- down_write(&sbi->gc_lock);
+ f2fs_down_write(&sbi->gc_lock);
f2fs_gc(sbi, false, false, false, NULL_SEGNO);
}
}
@@ -529,7 +528,7 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need)
static inline bool excess_dirty_threshold(struct f2fs_sb_info *sbi)
{
- int factor = rwsem_is_locked(&sbi->cp_rwsem) ? 3 : 2;
+ int factor = f2fs_rwsem_is_locked(&sbi->cp_rwsem) ? 3 : 2;
unsigned int dents = get_pages(sbi, F2FS_DIRTY_DENTS);
unsigned int qdata = get_pages(sbi, F2FS_DIRTY_QDATA);
unsigned int nodes = get_pages(sbi, F2FS_DIRTY_NODES);
@@ -570,7 +569,7 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi, bool from_bg)
/* there is background inflight IO or foreground operation recently */
if (is_inflight_io(sbi, REQ_TIME) ||
- (!f2fs_time_over(sbi, REQ_TIME) && rwsem_is_locked(&sbi->cp_rwsem)))
+ (!f2fs_time_over(sbi, REQ_TIME) && f2fs_rwsem_is_locked(&sbi->cp_rwsem)))
return;
/* exceed periodical checkpoint timeout threshold */
@@ -803,8 +802,7 @@ int f2fs_flush_device_cache(struct f2fs_sb_info *sbi)
do {
ret = __submit_flush_wait(sbi, FDEV(i).bdev);
if (ret)
- congestion_wait(BLK_RW_ASYNC,
- DEFAULT_IO_TIMEOUT);
+ f2fs_io_schedule_timeout(DEFAULT_IO_TIMEOUT);
} while (ret && --count);
if (ret) {
@@ -1156,14 +1154,14 @@ static void __init_discard_policy(struct f2fs_sb_info *sbi,
dpolicy->ordered = false;
dpolicy->granularity = granularity;
- dpolicy->max_requests = DEF_MAX_DISCARD_REQUEST;
+ dpolicy->max_requests = dcc->max_discard_request;
dpolicy->io_aware_gran = MAX_PLIST_NUM;
dpolicy->timeout = false;
if (discard_type == DPOLICY_BG) {
- dpolicy->min_interval = DEF_MIN_DISCARD_ISSUE_TIME;
- dpolicy->mid_interval = DEF_MID_DISCARD_ISSUE_TIME;
- dpolicy->max_interval = DEF_MAX_DISCARD_ISSUE_TIME;
+ dpolicy->min_interval = dcc->min_discard_issue_time;
+ dpolicy->mid_interval = dcc->mid_discard_issue_time;
+ dpolicy->max_interval = dcc->max_discard_issue_time;
dpolicy->io_aware = true;
dpolicy->sync = false;
dpolicy->ordered = true;
@@ -1171,12 +1169,12 @@ static void __init_discard_policy(struct f2fs_sb_info *sbi,
dpolicy->granularity = 1;
if (atomic_read(&dcc->discard_cmd_cnt))
dpolicy->max_interval =
- DEF_MIN_DISCARD_ISSUE_TIME;
+ dcc->min_discard_issue_time;
}
} else if (discard_type == DPOLICY_FORCE) {
- dpolicy->min_interval = DEF_MIN_DISCARD_ISSUE_TIME;
- dpolicy->mid_interval = DEF_MID_DISCARD_ISSUE_TIME;
- dpolicy->max_interval = DEF_MAX_DISCARD_ISSUE_TIME;
+ dpolicy->min_interval = dcc->min_discard_issue_time;
+ dpolicy->mid_interval = dcc->mid_discard_issue_time;
+ dpolicy->max_interval = dcc->max_discard_issue_time;
dpolicy->io_aware = false;
} else if (discard_type == DPOLICY_FSTRIM) {
dpolicy->io_aware = false;
@@ -1781,7 +1779,7 @@ static int issue_discard_thread(void *data)
struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;
wait_queue_head_t *q = &dcc->discard_wait_queue;
struct discard_policy dpolicy;
- unsigned int wait_ms = DEF_MIN_DISCARD_ISSUE_TIME;
+ unsigned int wait_ms = dcc->min_discard_issue_time;
int issued;
set_freezable();
@@ -2180,6 +2178,10 @@ static int create_discard_cmd_control(struct f2fs_sb_info *sbi)
atomic_set(&dcc->discard_cmd_cnt, 0);
dcc->nr_discards = 0;
dcc->max_discards = MAIN_SEGS(sbi) << sbi->log_blocks_per_seg;
+ dcc->max_discard_request = DEF_MAX_DISCARD_REQUEST;
+ dcc->min_discard_issue_time = DEF_MIN_DISCARD_ISSUE_TIME;
+ dcc->mid_discard_issue_time = DEF_MID_DISCARD_ISSUE_TIME;
+ dcc->max_discard_issue_time = DEF_MAX_DISCARD_ISSUE_TIME;
dcc->undiscard_blks = 0;
dcc->next_pos = 0;
dcc->root = RB_ROOT_CACHED;
@@ -2821,7 +2823,7 @@ static void __f2fs_init_atgc_curseg(struct f2fs_sb_info *sbi)
if (!sbi->am.atgc_enabled)
return;
- down_read(&SM_I(sbi)->curseg_lock);
+ f2fs_down_read(&SM_I(sbi)->curseg_lock);
mutex_lock(&curseg->curseg_mutex);
down_write(&SIT_I(sbi)->sentry_lock);
@@ -2831,7 +2833,7 @@ static void __f2fs_init_atgc_curseg(struct f2fs_sb_info *sbi)
up_write(&SIT_I(sbi)->sentry_lock);
mutex_unlock(&curseg->curseg_mutex);
- up_read(&SM_I(sbi)->curseg_lock);
+ f2fs_up_read(&SM_I(sbi)->curseg_lock);
}
void f2fs_init_inmem_curseg(struct f2fs_sb_info *sbi)
@@ -2982,7 +2984,7 @@ void f2fs_allocate_segment_for_resize(struct f2fs_sb_info *sbi, int type,
struct curseg_info *curseg = CURSEG_I(sbi, type);
unsigned int segno;
- down_read(&SM_I(sbi)->curseg_lock);
+ f2fs_down_read(&SM_I(sbi)->curseg_lock);
mutex_lock(&curseg->curseg_mutex);
down_write(&SIT_I(sbi)->sentry_lock);
@@ -3006,7 +3008,7 @@ unlock:
type, segno, curseg->segno);
mutex_unlock(&curseg->curseg_mutex);
- up_read(&SM_I(sbi)->curseg_lock);
+ f2fs_up_read(&SM_I(sbi)->curseg_lock);
}
static void __allocate_new_segment(struct f2fs_sb_info *sbi, int type,
@@ -3038,23 +3040,23 @@ static void __allocate_new_section(struct f2fs_sb_info *sbi,
void f2fs_allocate_new_section(struct f2fs_sb_info *sbi, int type, bool force)
{
- down_read(&SM_I(sbi)->curseg_lock);
+ f2fs_down_read(&SM_I(sbi)->curseg_lock);
down_write(&SIT_I(sbi)->sentry_lock);
__allocate_new_section(sbi, type, force);
up_write(&SIT_I(sbi)->sentry_lock);
- up_read(&SM_I(sbi)->curseg_lock);
+ f2fs_up_read(&SM_I(sbi)->curseg_lock);
}
void f2fs_allocate_new_segments(struct f2fs_sb_info *sbi)
{
int i;
- down_read(&SM_I(sbi)->curseg_lock);
+ f2fs_down_read(&SM_I(sbi)->curseg_lock);
down_write(&SIT_I(sbi)->sentry_lock);
for (i = CURSEG_HOT_DATA; i <= CURSEG_COLD_DATA; i++)
__allocate_new_segment(sbi, i, false, false);
up_write(&SIT_I(sbi)->sentry_lock);
- up_read(&SM_I(sbi)->curseg_lock);
+ f2fs_up_read(&SM_I(sbi)->curseg_lock);
}
static const struct segment_allocation default_salloc_ops = {
@@ -3133,7 +3135,7 @@ next:
blk_finish_plug(&plug);
mutex_unlock(&dcc->cmd_lock);
trimmed += __wait_all_discard_cmd(sbi, NULL);
- congestion_wait(BLK_RW_ASYNC, DEFAULT_IO_TIMEOUT);
+ f2fs_io_schedule_timeout(DEFAULT_IO_TIMEOUT);
goto next;
}
skip:
@@ -3192,9 +3194,9 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range)
if (sbi->discard_blks == 0)
goto out;
- down_write(&sbi->gc_lock);
+ f2fs_down_write(&sbi->gc_lock);
err = f2fs_write_checkpoint(sbi, &cpc);
- up_write(&sbi->gc_lock);
+ f2fs_up_write(&sbi->gc_lock);
if (err)
goto out;
@@ -3431,7 +3433,7 @@ void f2fs_allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
bool from_gc = (type == CURSEG_ALL_DATA_ATGC);
struct seg_entry *se = NULL;
- down_read(&SM_I(sbi)->curseg_lock);
+ f2fs_down_read(&SM_I(sbi)->curseg_lock);
mutex_lock(&curseg->curseg_mutex);
down_write(&sit_i->sentry_lock);
@@ -3514,7 +3516,7 @@ void f2fs_allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
mutex_unlock(&curseg->curseg_mutex);
- up_read(&SM_I(sbi)->curseg_lock);
+ f2fs_up_read(&SM_I(sbi)->curseg_lock);
}
void f2fs_update_device_state(struct f2fs_sb_info *sbi, nid_t ino,
@@ -3550,7 +3552,7 @@ static void do_write_page(struct f2fs_summary *sum, struct f2fs_io_info *fio)
bool keep_order = (f2fs_lfs_mode(fio->sbi) && type == CURSEG_COLD_DATA);
if (keep_order)
- down_read(&fio->sbi->io_order_lock);
+ f2fs_down_read(&fio->sbi->io_order_lock);
reallocate:
f2fs_allocate_data_block(fio->sbi, fio->page, fio->old_blkaddr,
&fio->new_blkaddr, sum, type, fio);
@@ -3570,7 +3572,7 @@ reallocate:
f2fs_update_device_state(fio->sbi, fio->ino, fio->new_blkaddr, 1);
if (keep_order)
- up_read(&fio->sbi->io_order_lock);
+ f2fs_up_read(&fio->sbi->io_order_lock);
}
void f2fs_do_write_meta_page(struct f2fs_sb_info *sbi, struct page *page,
@@ -3705,7 +3707,7 @@ void f2fs_do_replace_block(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
se = get_seg_entry(sbi, segno);
type = se->type;
- down_write(&SM_I(sbi)->curseg_lock);
+ f2fs_down_write(&SM_I(sbi)->curseg_lock);
if (!recover_curseg) {
/* for recovery flow */
@@ -3774,7 +3776,7 @@ void f2fs_do_replace_block(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
up_write(&sit_i->sentry_lock);
mutex_unlock(&curseg->curseg_mutex);
- up_write(&SM_I(sbi)->curseg_lock);
+ f2fs_up_write(&SM_I(sbi)->curseg_lock);
}
void f2fs_replace_block(struct f2fs_sb_info *sbi, struct dnode_of_data *dn,
@@ -4789,6 +4791,13 @@ static int sanity_check_curseg(struct f2fs_sb_info *sbi)
sanity_check_seg_type(sbi, curseg->seg_type);
+ if (curseg->alloc_type != LFS && curseg->alloc_type != SSR) {
+ f2fs_err(sbi,
+ "Current segment has invalid alloc_type:%d",
+ curseg->alloc_type);
+ return -EFSCORRUPTED;
+ }
+
if (f2fs_test_bit(blkofs, se->cur_valid_map))
goto out;
@@ -5258,7 +5267,7 @@ int f2fs_build_segment_manager(struct f2fs_sb_info *sbi)
INIT_LIST_HEAD(&sm_info->sit_entry_set);
- init_rwsem(&sm_info->curseg_lock);
+ init_f2fs_rwsem(&sm_info->curseg_lock);
if (!f2fs_readonly(sbi->sb)) {
err = f2fs_create_flush_cmd_control(sbi);