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| author | Yangtao Li <frank.li@vivo.com> | 2022-10-25 05:32:16 +0200 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-11-02 01:56:04 +0100 |
| commit | a3951cd199a5d26138532d4e55af41262237632e (patch) | |
| tree | b5513dadf073a18d341e2f49d66820e7541c7039 /fs/f2fs/sysfs.c | |
| parent | f2fs: fix to destroy sbi->post_read_wq in error path of f2fs_fill_super() (diff) | |
| download | linux-a3951cd199a5d26138532d4e55af41262237632e.tar.xz linux-a3951cd199a5d26138532d4e55af41262237632e.zip | |
f2fs: introduce gc_mode sysfs node
Revert "f2fs: make gc_urgent and gc_segment_mode sysfs node readable".
Add a gc_mode sysfs node to show the current gc_mode as a string.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/sysfs.c')
| -rw-r--r-- | fs/f2fs/sysfs.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 8095345ebdad..1fbd41c48328 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -143,6 +143,12 @@ static ssize_t pending_discard_show(struct f2fs_attr *a, &SM_I(sbi)->dcc_info->discard_cmd_cnt)); } +static ssize_t gc_mode_show(struct f2fs_attr *a, + struct f2fs_sb_info *sbi, char *buf) +{ + return sysfs_emit(buf, "%s\n", gc_mode_names[sbi->gc_mode]); +} + static ssize_t features_show(struct f2fs_attr *a, struct f2fs_sb_info *sbi, char *buf) { @@ -332,13 +338,8 @@ static ssize_t f2fs_sbi_show(struct f2fs_attr *a, return sysfs_emit(buf, "%u\n", sbi->compr_new_inode); #endif - if (!strcmp(a->attr.name, "gc_urgent")) - return sysfs_emit(buf, "%s\n", - gc_mode_names[sbi->gc_mode]); - if (!strcmp(a->attr.name, "gc_segment_mode")) - return sysfs_emit(buf, "%s\n", - gc_mode_names[sbi->gc_segment_mode]); + return sysfs_emit(buf, "%u\n", sbi->gc_segment_mode); if (!strcmp(a->attr.name, "gc_reclaimed_segments")) { return sysfs_emit(buf, "%u\n", @@ -844,6 +845,7 @@ F2FS_GENERAL_RO_ATTR(encoding); F2FS_GENERAL_RO_ATTR(mounted_time_sec); F2FS_GENERAL_RO_ATTR(main_blkaddr); F2FS_GENERAL_RO_ATTR(pending_discard); +F2FS_GENERAL_RO_ATTR(gc_mode); #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); @@ -926,6 +928,7 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(discard_granularity), ATTR_LIST(max_ordered_discard), ATTR_LIST(pending_discard), + ATTR_LIST(gc_mode), ATTR_LIST(ipu_policy), ATTR_LIST(min_ipu_util), ATTR_LIST(min_fsync_blocks), |