diff options
Diffstat (limited to 'fs/f2fs/sysfs.c')
| -rw-r--r-- | fs/f2fs/sysfs.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 6642246206bd..15fe30d3aeb5 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -307,6 +307,14 @@ 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_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", + sbi->gc_reclaimed_segs[sbi->gc_segment_mode]); + } + ui = (unsigned int *)(ptr + a->offset); return sprintf(buf, "%u\n", *ui); @@ -515,6 +523,21 @@ out: return count; } + if (!strcmp(a->attr.name, "gc_segment_mode")) { + if (t < MAX_GC_MODE) + sbi->gc_segment_mode = t; + else + return -EINVAL; + return count; + } + + if (!strcmp(a->attr.name, "gc_reclaimed_segments")) { + if (t != 0) + return -EINVAL; + sbi->gc_reclaimed_segs[sbi->gc_segment_mode] = 0; + return count; + } + *ui = (unsigned int)t; return count; @@ -740,6 +763,9 @@ F2FS_RW_ATTR(ATGC_INFO, atgc_management, atgc_candidate_count, max_candidate_cou F2FS_RW_ATTR(ATGC_INFO, atgc_management, atgc_age_weight, age_weight); F2FS_RW_ATTR(ATGC_INFO, atgc_management, atgc_age_threshold, age_threshold); +F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, gc_segment_mode, gc_segment_mode); +F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, gc_reclaimed_segments, gc_reclaimed_segs); + #define ATTR_LIST(name) (&f2fs_attr_##name.attr) static struct attribute *f2fs_attrs[] = { ATTR_LIST(gc_urgent_sleep_time), @@ -812,6 +838,8 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(atgc_candidate_count), ATTR_LIST(atgc_age_weight), ATTR_LIST(atgc_age_threshold), + ATTR_LIST(gc_segment_mode), + ATTR_LIST(gc_reclaimed_segments), NULL, }; ATTRIBUTE_GROUPS(f2fs); |