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f2fs: show flush list status in sysfs

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This patch adds to show flush list status in sysfs.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2017-09-14 10:18:01 +08:00 committed by Jaegeuk Kim
parent 63840695f6
commit 14d8d5f7de
2 changed files with 6 additions and 2 deletions
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5
fs/f2fs/debug.c
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@ -61,6 +61,8 @@ static void update_general_status(struct f2fs_sb_info *sbi)
atomic_read(&SM_I(sbi)->fcc_info->issued_flush);
si->nr_flushing =
atomic_read(&SM_I(sbi)->fcc_info->issing_flush);
si->flush_list_empty =
llist_empty(&SM_I(sbi)->fcc_info->issue_list);
}
if (SM_I(sbi) && SM_I(sbi)->dcc_info) {
si->nr_discarded =
@ -349,10 +351,11 @@ 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, Flush: (%4d %4d), "
seq_printf(s, " - IO (CP: %4d, Data: %4d, Flush: (%4d %4d %4d), "
"Discard: (%4d %4d)) cmd: %4d undiscard:%4u\n",
si->nr_wb_cp_data, si->nr_wb_data,
si->nr_flushing, si->nr_flushed,
si->flush_list_empty,
si->nr_discarding, si->nr_discarded,
si->nr_discard_cmd, si->undiscard_blks);
seq_printf(s, " - inmem: %4d, atomic IO: %4d (Max. %4d), "

3
fs/f2fs/f2fs.h
View File

@ -2674,7 +2674,8 @@ struct f2fs_stat_info {
int free_nids, avail_nids, alloc_nids;
int total_count, utilization;
int bg_gc, nr_wb_cp_data, nr_wb_data;
int nr_flushing, nr_flushed, nr_discarding, nr_discarded;
int nr_flushing, nr_flushed, flush_list_empty;
int nr_discarding, nr_discarded;
int nr_discard_cmd;
unsigned int undiscard_blks;
int inline_xattr, inline_inode, inline_dir, append, update, orphans;