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ext4: remove unused parameters in sysfs code

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Signed-off-by: Tyson Nottingham <tgnottingham@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Tyson Nottingham 2018-03-30 00:13:10 -04:00 committed by Theodore Ts'o
parent c2e5df7626
commit 6ca06829fb
1 changed files with 10 additions and 15 deletions
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25
fs/ext4/sysfs.c
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@ -49,8 +49,7 @@ struct ext4_attr {
} u; } u;
}; };
static ssize_t session_write_kbytes_show(struct ext4_attr *a, static ssize_t session_write_kbytes_show(struct ext4_sb_info *sbi, char *buf)
struct ext4_sb_info *sbi, char *buf)
{ {
struct super_block *sb = sbi->s_buddy_cache->i_sb; struct super_block *sb = sbi->s_buddy_cache->i_sb;
@ -61,8 +60,7 @@ static ssize_t session_write_kbytes_show(struct ext4_attr *a,
sbi->s_sectors_written_start) >> 1); sbi->s_sectors_written_start) >> 1);
} }
static ssize_t lifetime_write_kbytes_show(struct ext4_attr *a, static ssize_t lifetime_write_kbytes_show(struct ext4_sb_info *sbi, char *buf)
struct ext4_sb_info *sbi, char *buf)
{ {
struct super_block *sb = sbi->s_buddy_cache->i_sb; struct super_block *sb = sbi->s_buddy_cache->i_sb;
@ -74,8 +72,7 @@ static ssize_t lifetime_write_kbytes_show(struct ext4_attr *a,
EXT4_SB(sb)->s_sectors_written_start) >> 1))); EXT4_SB(sb)->s_sectors_written_start) >> 1)));
} }
static ssize_t inode_readahead_blks_store(struct ext4_attr *a, static ssize_t inode_readahead_blks_store(struct ext4_sb_info *sbi,
struct ext4_sb_info *sbi,
const char *buf, size_t count) const char *buf, size_t count)
{ {
unsigned long t; unsigned long t;
@ -92,8 +89,7 @@ static ssize_t inode_readahead_blks_store(struct ext4_attr *a,
return count; return count;
} }
static ssize_t reserved_clusters_store(struct ext4_attr *a, static ssize_t reserved_clusters_store(struct ext4_sb_info *sbi,
struct ext4_sb_info *sbi,
const char *buf, size_t count) const char *buf, size_t count)
{ {
unsigned long long val; unsigned long long val;
@ -109,8 +105,7 @@ static ssize_t reserved_clusters_store(struct ext4_attr *a,
return count; return count;
} }
static ssize_t trigger_test_error(struct ext4_attr *a, static ssize_t trigger_test_error(struct ext4_sb_info *sbi,
struct ext4_sb_info *sbi,
const char *buf, size_t count) const char *buf, size_t count)
{ {
int len = count; int len = count;
@ -268,9 +263,9 @@ static ssize_t ext4_attr_show(struct kobject *kobj,
(s64) EXT4_C2B(sbi, (s64) EXT4_C2B(sbi,
percpu_counter_sum(&sbi->s_dirtyclusters_counter))); percpu_counter_sum(&sbi->s_dirtyclusters_counter)));
case attr_session_write_kbytes: case attr_session_write_kbytes:
return session_write_kbytes_show(a, sbi, buf); return session_write_kbytes_show(sbi, buf);
case attr_lifetime_write_kbytes: case attr_lifetime_write_kbytes:
return lifetime_write_kbytes_show(a, sbi, buf); return lifetime_write_kbytes_show(sbi, buf);
case attr_reserved_clusters: case attr_reserved_clusters:
return snprintf(buf, PAGE_SIZE, "%llu\n", return snprintf(buf, PAGE_SIZE, "%llu\n",
(unsigned long long) (unsigned long long)
@ -306,7 +301,7 @@ static ssize_t ext4_attr_store(struct kobject *kobj,
switch (a->attr_id) { switch (a->attr_id) {
case attr_reserved_clusters: case attr_reserved_clusters:
return reserved_clusters_store(a, sbi, buf, len); return reserved_clusters_store(sbi, buf, len);
case attr_pointer_ui: case attr_pointer_ui:
if (!ptr) if (!ptr)
return 0; return 0;
@ -316,9 +311,9 @@ static ssize_t ext4_attr_store(struct kobject *kobj,
*((unsigned int *) ptr) = t; *((unsigned int *) ptr) = t;
return len; return len;
case attr_inode_readahead: case attr_inode_readahead:
return inode_readahead_blks_store(a, sbi, buf, len); return inode_readahead_blks_store(sbi, buf, len);
case attr_trigger_test_error: case attr_trigger_test_error:
return trigger_test_error(a, sbi, buf, len); return trigger_test_error(sbi, buf, len);
} }
return 0; return 0;
} }