diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/sysfs.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 7d289249cd7e..47c950f65b6f 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -118,6 +118,15 @@ static ssize_t sb_status_show(struct f2fs_attr *a, return sprintf(buf, "%lx\n", sbi->s_flag); } +static ssize_t pending_discard_show(struct f2fs_attr *a, + struct f2fs_sb_info *sbi, char *buf) +{ + if (!SM_I(sbi)->dcc_info) + return -EINVAL; + return sprintf(buf, "%llu\n", (unsigned long long)atomic_read( + &SM_I(sbi)->dcc_info->discard_cmd_cnt)); +} + static ssize_t features_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { @@ -744,6 +753,7 @@ F2FS_GENERAL_RO_ATTR(unusable); F2FS_GENERAL_RO_ATTR(encoding); F2FS_GENERAL_RO_ATTR(mounted_time_sec); F2FS_GENERAL_RO_ATTR(main_blkaddr); +F2FS_GENERAL_RO_ATTR(pending_discard); #ifdef CONFIG_F2FS_STAT_FS F2FS_STAT_ATTR(STAT_INFO, f2fs_stat_info, cp_foreground_calls, cp_count); F2FS_STAT_ATTR(STAT_INFO, f2fs_stat_info, cp_background_calls, bg_cp_count); @@ -812,6 +822,7 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(main_blkaddr), ATTR_LIST(max_small_discards), ATTR_LIST(discard_granularity), + ATTR_LIST(pending_discard), ATTR_LIST(batched_trim_sections), ATTR_LIST(ipu_policy), ATTR_LIST(min_ipu_util), |