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f2fs: add undiscard blocks stat

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This patch adds to account undiscard blocks.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
This commit is contained in:
Chao Yu 2017-04-18 19:27:39 +08:00 • committed by Jaegeuk Kim
parent 001c584cca
commit d84d1cbdec
3 changed files with 14 additions and 2 deletions
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5
fs/f2fs/debug.c
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@ -69,6 +69,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
atomic_read(&SM_I(sbi)->dcc_info->issing_discard);
si->nr_discard_cmd =
atomic_read(&SM_I(sbi)->dcc_info->discard_cmd_cnt);
si->undiscard_blks = SM_I(sbi)->dcc_info->undiscard_blks;
}
si->total_count = (int)sbi->user_block_count / sbi->blocks_per_seg;
si->rsvd_segs = reserved_segments(sbi);
@ -348,11 +349,11 @@ static int stat_show(struct seq_file *s, void *v)
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), "
"Discard: (%4d %4d)) cmd: %4d\n",
"Discard: (%4d %4d)) cmd: %4d undiscard:%4u\n",
si->nr_wb_cp_data, si->nr_wb_data,
si->nr_flushing, si->nr_flushed,
si->nr_discarding, si->nr_discarded,
si->nr_discard_cmd);
si->nr_discard_cmd, si->undiscard_blks);
seq_printf(s, " - inmem: %4d, atomic IO: %4d (Max. %4d), "
"volatile IO: %4d (Max. %4d)\n",
si->inmem_pages, si->aw_cnt, si->max_aw_cnt,