diff options
Diffstat (limited to 'fs/nilfs2/segment.c')
-rw-r--r-- | fs/nilfs2/segment.c | 61 |
1 files changed, 30 insertions, 31 deletions
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index e78b68a81aec..bedcae2c28e6 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -150,7 +150,8 @@ static void nilfs_dispose_list(struct the_nilfs *, struct list_head *, int); #define nilfs_cnt32_lt(a, b) nilfs_cnt32_gt(b, a) #define nilfs_cnt32_le(a, b) nilfs_cnt32_ge(b, a) -static int nilfs_prepare_segment_lock(struct nilfs_transaction_info *ti) +static int nilfs_prepare_segment_lock(struct super_block *sb, + struct nilfs_transaction_info *ti) { struct nilfs_transaction_info *cur_ti = current->journal_info; void *save = NULL; @@ -164,8 +165,7 @@ static int nilfs_prepare_segment_lock(struct nilfs_transaction_info *ti) * it is saved and will be restored on * nilfs_transaction_commit(). */ - printk(KERN_WARNING - "NILFS warning: journal info from a different FS\n"); + nilfs_msg(sb, KERN_WARNING, "journal info from a different FS"); save = current->journal_info; } if (!ti) { @@ -215,7 +215,7 @@ int nilfs_transaction_begin(struct super_block *sb, int vacancy_check) { struct the_nilfs *nilfs; - int ret = nilfs_prepare_segment_lock(ti); + int ret = nilfs_prepare_segment_lock(sb, ti); struct nilfs_transaction_info *trace_ti; if (unlikely(ret < 0)) @@ -373,7 +373,7 @@ static void nilfs_transaction_lock(struct super_block *sb, nilfs_segctor_do_immediate_flush(sci); up_write(&nilfs->ns_segctor_sem); - yield(); + cond_resched(); } if (gcflag) ti->ti_flags |= NILFS_TI_GC; @@ -1858,11 +1858,11 @@ static void nilfs_segctor_complete_write(struct nilfs_sc_info *sci) */ list_for_each_entry(bh, &segbuf->sb_payload_buffers, b_assoc_buffers) { - const unsigned long set_bits = (1 << BH_Uptodate); + const unsigned long set_bits = BIT(BH_Uptodate); const unsigned long clear_bits = - (1 << BH_Dirty | 1 << BH_Async_Write | - 1 << BH_Delay | 1 << BH_NILFS_Volatile | - 1 << BH_NILFS_Redirected); + (BIT(BH_Dirty) | BIT(BH_Async_Write) | + BIT(BH_Delay) | BIT(BH_NILFS_Volatile) | + BIT(BH_NILFS_Redirected)); set_mask_bits(&bh->b_state, clear_bits, set_bits); if (bh == segbuf->sb_super_root) { @@ -1951,8 +1951,9 @@ static int nilfs_segctor_collect_dirty_files(struct nilfs_sc_info *sci, err = nilfs_ifile_get_inode_block( ifile, ii->vfs_inode.i_ino, &ibh); if (unlikely(err)) { - nilfs_warning(sci->sc_super, __func__, - "failed to get inode block."); + nilfs_msg(sci->sc_super, KERN_WARNING, + "log writer: error %d getting inode block (ino=%lu)", + err, ii->vfs_inode.i_ino); return err; } mark_buffer_dirty(ibh); @@ -2131,10 +2132,10 @@ static void nilfs_segctor_start_timer(struct nilfs_sc_info *sci) static void nilfs_segctor_do_flush(struct nilfs_sc_info *sci, int bn) { spin_lock(&sci->sc_state_lock); - if (!(sci->sc_flush_request & (1 << bn))) { + if (!(sci->sc_flush_request & BIT(bn))) { unsigned long prev_req = sci->sc_flush_request; - sci->sc_flush_request |= (1 << bn); + sci->sc_flush_request |= BIT(bn); if (!prev_req) wake_up(&sci->sc_wait_daemon); } @@ -2318,7 +2319,7 @@ int nilfs_construct_dsync_segment(struct super_block *sb, struct inode *inode, } #define FLUSH_FILE_BIT (0x1) /* data file only */ -#define FLUSH_DAT_BIT (1 << NILFS_DAT_INO) /* DAT only */ +#define FLUSH_DAT_BIT BIT(NILFS_DAT_INO) /* DAT only */ /** * nilfs_segctor_accept - record accepted sequence count of log-write requests @@ -2458,8 +2459,7 @@ int nilfs_clean_segments(struct super_block *sb, struct nilfs_argv *argv, if (likely(!err)) break; - nilfs_warning(sb, __func__, - "segment construction failed. (err=%d)", err); + nilfs_msg(sb, KERN_WARNING, "error %d cleaning segments", err); set_current_state(TASK_INTERRUPTIBLE); schedule_timeout(sci->sc_interval); } @@ -2467,9 +2467,9 @@ int nilfs_clean_segments(struct super_block *sb, struct nilfs_argv *argv, int ret = nilfs_discard_segments(nilfs, sci->sc_freesegs, sci->sc_nfreesegs); if (ret) { - printk(KERN_WARNING - "NILFS warning: error %d on discard request, " - "turning discards off for the device\n", ret); + nilfs_msg(sb, KERN_WARNING, + "error %d on discard request, turning discards off for the device", + ret); nilfs_clear_opt(nilfs, DISCARD); } } @@ -2551,10 +2551,9 @@ static int nilfs_segctor_thread(void *arg) /* start sync. */ sci->sc_task = current; wake_up(&sci->sc_wait_task); /* for nilfs_segctor_start_thread() */ - printk(KERN_INFO - "segctord starting. Construction interval = %lu seconds, " - "CP frequency < %lu seconds\n", - sci->sc_interval / HZ, sci->sc_mjcp_freq / HZ); + nilfs_msg(sci->sc_super, KERN_INFO, + "segctord starting. Construction interval = %lu seconds, CP frequency < %lu seconds", + sci->sc_interval / HZ, sci->sc_mjcp_freq / HZ); spin_lock(&sci->sc_state_lock); loop: @@ -2628,8 +2627,8 @@ static int nilfs_segctor_start_thread(struct nilfs_sc_info *sci) if (IS_ERR(t)) { int err = PTR_ERR(t); - printk(KERN_ERR "NILFS: error %d creating segctord thread\n", - err); + nilfs_msg(sci->sc_super, KERN_ERR, + "error %d creating segctord thread", err); return err; } wait_event(sci->sc_wait_task, sci->sc_task != NULL); @@ -2739,14 +2738,14 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci) nilfs_segctor_write_out(sci); if (!list_empty(&sci->sc_dirty_files)) { - nilfs_warning(sci->sc_super, __func__, - "dirty file(s) after the final construction"); + nilfs_msg(sci->sc_super, KERN_WARNING, + "disposed unprocessed dirty file(s) when stopping log writer"); nilfs_dispose_list(nilfs, &sci->sc_dirty_files, 1); } if (!list_empty(&sci->sc_iput_queue)) { - nilfs_warning(sci->sc_super, __func__, - "iput queue is not empty"); + nilfs_msg(sci->sc_super, KERN_WARNING, + "disposed unprocessed inode(s) in iput queue when stopping log writer"); nilfs_dispose_list(nilfs, &sci->sc_iput_queue, 1); } @@ -2822,8 +2821,8 @@ void nilfs_detach_log_writer(struct super_block *sb) spin_lock(&nilfs->ns_inode_lock); if (!list_empty(&nilfs->ns_dirty_files)) { list_splice_init(&nilfs->ns_dirty_files, &garbage_list); - nilfs_warning(sb, __func__, - "Hit dirty file after stopped log writer"); + nilfs_msg(sb, KERN_WARNING, + "disposed unprocessed dirty file(s) when detaching log writer"); } spin_unlock(&nilfs->ns_inode_lock); up_write(&nilfs->ns_segctor_sem); |