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f2fs: use sysfs_emit instead of sprintf

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Let's use sysfs_emit.

Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2022-10-28 09:49:53 -07:00
parent a3951cd199
commit 23ddc81b08
1 changed files with 18 additions and 18 deletions
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36
fs/f2fs/sysfs.c
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@ -95,28 +95,28 @@ static unsigned char *__struct_ptr(struct f2fs_sb_info *sbi, int struct_type)
static ssize_t dirty_segments_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%llu\n",
return sysfs_emit(buf, "%llu\n",
(unsigned long long)(dirty_segments(sbi)));
}
static ssize_t free_segments_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%llu\n",
return sysfs_emit(buf, "%llu\n",
(unsigned long long)(free_segments(sbi)));
}
static ssize_t ovp_segments_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%llu\n",
return sysfs_emit(buf, "%llu\n",
(unsigned long long)(overprovision_segments(sbi)));
}
static ssize_t lifetime_write_kbytes_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%llu\n",
return sysfs_emit(buf, "%llu\n",
(unsigned long long)(sbi->kbytes_written +
((f2fs_get_sectors_written(sbi) -
sbi->sectors_written_start) >> 1)));
@ -125,13 +125,13 @@ static ssize_t lifetime_write_kbytes_show(struct f2fs_attr *a,
static ssize_t sb_status_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%lx\n", sbi->s_flag);
return sysfs_emit(buf, "%lx\n", sbi->s_flag);
}
static ssize_t cp_status_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%x\n", le32_to_cpu(F2FS_CKPT(sbi)->ckpt_flags));
return sysfs_emit(buf, "%x\n", le32_to_cpu(F2FS_CKPT(sbi)->ckpt_flags));
}
static ssize_t pending_discard_show(struct f2fs_attr *a,
@ -139,7 +139,7 @@ static ssize_t pending_discard_show(struct f2fs_attr *a,
{
if (!SM_I(sbi)->dcc_info)
return -EINVAL;
return sprintf(buf, "%llu\n", (unsigned long long)atomic_read(
return sysfs_emit(buf, "%llu\n", (unsigned long long)atomic_read(
&SM_I(sbi)->dcc_info->discard_cmd_cnt));
}
@ -205,7 +205,7 @@ static ssize_t features_show(struct f2fs_attr *a,
static ssize_t current_reserved_blocks_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%u\n", sbi->current_reserved_blocks);
return sysfs_emit(buf, "%u\n", sbi->current_reserved_blocks);
}
static ssize_t unusable_show(struct f2fs_attr *a,
@ -217,7 +217,7 @@ static ssize_t unusable_show(struct f2fs_attr *a,
unusable = sbi->unusable_block_count;
else
unusable = f2fs_get_unusable_blocks(sbi);
return sprintf(buf, "%llu\n", (unsigned long long)unusable);
return sysfs_emit(buf, "%llu\n", (unsigned long long)unusable);
}
static ssize_t encoding_show(struct f2fs_attr *a,
@ -232,13 +232,13 @@ static ssize_t encoding_show(struct f2fs_attr *a,
(sb->s_encoding->version >> 8) & 0xff,
sb->s_encoding->version & 0xff);
#endif
return sprintf(buf, "(none)");
return sysfs_emit(buf, "(none)");
}
static ssize_t mounted_time_sec_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "%llu", SIT_I(sbi)->mounted_time);
return sysfs_emit(buf, "%llu", SIT_I(sbi)->mounted_time);
}
#ifdef CONFIG_F2FS_STAT_FS
@ -247,7 +247,7 @@ static ssize_t moved_blocks_foreground_show(struct f2fs_attr *a,
{
struct f2fs_stat_info *si = F2FS_STAT(sbi);
return sprintf(buf, "%llu\n",
return sysfs_emit(buf, "%llu\n",
(unsigned long long)(si->tot_blks -
(si->bg_data_blks + si->bg_node_blks)));
}
@ -257,7 +257,7 @@ static ssize_t moved_blocks_background_show(struct f2fs_attr *a,
{
struct f2fs_stat_info *si = F2FS_STAT(sbi);
return sprintf(buf, "%llu\n",
return sysfs_emit(buf, "%llu\n",
(unsigned long long)(si->bg_data_blks + si->bg_node_blks));
}
@ -268,7 +268,7 @@ static ssize_t avg_vblocks_show(struct f2fs_attr *a,
si->dirty_count = dirty_segments(sbi);
f2fs_update_sit_info(sbi);
return sprintf(buf, "%llu\n", (unsigned long long)(si->avg_vblocks));
return sysfs_emit(buf, "%llu\n", (unsigned long long)(si->avg_vblocks));
}
#endif
@ -363,7 +363,7 @@ static ssize_t f2fs_sbi_show(struct f2fs_attr *a,
ui = (unsigned int *)(ptr + a->offset);
return sprintf(buf, "%u\n", *ui);
return sysfs_emit(buf, "%u\n", *ui);
}
static ssize_t __sbi_store(struct f2fs_attr *a,
@ -728,7 +728,7 @@ static void f2fs_sb_release(struct kobject *kobj)
static ssize_t f2fs_feature_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
return sprintf(buf, "supported\n");
return sysfs_emit(buf, "supported\n");
}
#define F2FS_FEATURE_RO_ATTR(_name) \
@ -741,8 +741,8 @@ static ssize_t f2fs_sb_feature_show(struct f2fs_attr *a,
struct f2fs_sb_info *sbi, char *buf)
{
if (F2FS_HAS_FEATURE(sbi, a->id))
return sprintf(buf, "supported\n");
return sprintf(buf, "unsupported\n");
return sysfs_emit(buf, "supported\n");
return sysfs_emit(buf, "unsupported\n");
}
#define F2FS_SB_FEATURE_RO_ATTR(_name, _feat) \