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Diffstat (limited to 'fs/f2fs/sysfs.c')
-rw-r--r--fs/f2fs/sysfs.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index 4c50aedd5144..eba5fb1629d7 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -339,6 +339,21 @@ static ssize_t f2fs_sbi_show(struct f2fs_attr *a,
sbi->gc_reclaimed_segs[sbi->gc_segment_mode]);
}
+ if (!strcmp(a->attr.name, "current_atomic_write")) {
+ s64 current_write = atomic64_read(&sbi->current_atomic_write);
+
+ return sysfs_emit(buf, "%lld\n", current_write);
+ }
+
+ if (!strcmp(a->attr.name, "peak_atomic_write"))
+ return sysfs_emit(buf, "%lld\n", sbi->peak_atomic_write);
+
+ if (!strcmp(a->attr.name, "committed_atomic_block"))
+ return sysfs_emit(buf, "%llu\n", sbi->committed_atomic_block);
+
+ if (!strcmp(a->attr.name, "revoked_atomic_block"))
+ return sysfs_emit(buf, "%llu\n", sbi->revoked_atomic_block);
+
ui = (unsigned int *)(ptr + a->offset);
return sprintf(buf, "%u\n", *ui);
@@ -608,6 +623,27 @@ out:
return count;
}
+ if (!strcmp(a->attr.name, "peak_atomic_write")) {
+ if (t != 0)
+ return -EINVAL;
+ sbi->peak_atomic_write = 0;
+ return count;
+ }
+
+ if (!strcmp(a->attr.name, "committed_atomic_block")) {
+ if (t != 0)
+ return -EINVAL;
+ sbi->committed_atomic_block = 0;
+ return count;
+ }
+
+ if (!strcmp(a->attr.name, "revoked_atomic_block")) {
+ if (t != 0)
+ return -EINVAL;
+ sbi->revoked_atomic_block = 0;
+ return count;
+ }
+
*ui = (unsigned int)t;
return count;
@@ -713,6 +749,11 @@ static struct f2fs_attr f2fs_attr_##_name = { \
.offset = _offset \
}
+#define F2FS_RO_ATTR(struct_type, struct_name, name, elname) \
+ F2FS_ATTR_OFFSET(struct_type, name, 0444, \
+ f2fs_sbi_show, NULL, \
+ offsetof(struct struct_name, elname))
+
#define F2FS_RW_ATTR(struct_type, struct_name, name, elname) \
F2FS_ATTR_OFFSET(struct_type, name, 0644, \
f2fs_sbi_show, f2fs_sbi_store, \
@@ -811,6 +852,8 @@ F2FS_FEATURE_RO_ATTR(encrypted_casefold);
#endif /* CONFIG_FS_ENCRYPTION */
#ifdef CONFIG_BLK_DEV_ZONED
F2FS_FEATURE_RO_ATTR(block_zoned);
+F2FS_RO_ATTR(F2FS_SBI, f2fs_sb_info, unusable_blocks_per_sec,
+ unusable_blocks_per_sec);
#endif
F2FS_FEATURE_RO_ATTR(atomic_write);
F2FS_FEATURE_RO_ATTR(extra_attr);
@@ -848,6 +891,12 @@ F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, gc_reclaimed_segments, gc_reclaimed_segs);
F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, max_fragment_chunk, max_fragment_chunk);
F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, max_fragment_hole, max_fragment_hole);
+/* For atomic write */
+F2FS_RO_ATTR(F2FS_SBI, f2fs_sb_info, current_atomic_write, current_atomic_write);
+F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, peak_atomic_write, peak_atomic_write);
+F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, committed_atomic_block, committed_atomic_block);
+F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, revoked_atomic_block, revoked_atomic_block);
+
#define ATTR_LIST(name) (&f2fs_attr_##name.attr)
static struct attribute *f2fs_attrs[] = {
ATTR_LIST(gc_urgent_sleep_time),
@@ -919,6 +968,9 @@ static struct attribute *f2fs_attrs[] = {
ATTR_LIST(moved_blocks_background),
ATTR_LIST(avg_vblocks),
#endif
+#ifdef CONFIG_BLK_DEV_ZONED
+ ATTR_LIST(unusable_blocks_per_sec),
+#endif
#ifdef CONFIG_F2FS_FS_COMPRESSION
ATTR_LIST(compr_written_block),
ATTR_LIST(compr_saved_block),
@@ -934,6 +986,10 @@ static struct attribute *f2fs_attrs[] = {
ATTR_LIST(gc_reclaimed_segments),
ATTR_LIST(max_fragment_chunk),
ATTR_LIST(max_fragment_hole),
+ ATTR_LIST(current_atomic_write),
+ ATTR_LIST(peak_atomic_write),
+ ATTR_LIST(committed_atomic_block),
+ ATTR_LIST(revoked_atomic_block),
NULL,
};
ATTRIBUTE_GROUPS(f2fs);