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path: root/drivers/staging/lustre/lustre/llite/lproc_llite.c
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Diffstat (limited to 'drivers/staging/lustre/lustre/llite/lproc_llite.c')
-rw-r--r--drivers/staging/lustre/lustre/llite/lproc_llite.c129
1 files changed, 71 insertions, 58 deletions
diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c
index aaa13bd3e8de..83a9b85474e1 100644
--- a/drivers/staging/lustre/lustre/llite/lproc_llite.c
+++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c
@@ -59,7 +59,7 @@ static int ll_blksize_seq_show(struct seq_file *m, void *v)
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc)
- rc = seq_printf(m, "%u\n", osfs.os_bsize);
+ seq_printf(m, "%u\n", osfs.os_bsize);
return rc;
}
@@ -82,8 +82,9 @@ static int ll_kbytestotal_seq_show(struct seq_file *m, void *v)
while (blk_size >>= 1)
result <<= 1;
- rc = seq_printf(m, "%llu\n", result);
+ seq_printf(m, "%llu\n", result);
}
+
return rc;
}
LPROC_SEQ_FOPS_RO(ll_kbytestotal);
@@ -105,8 +106,9 @@ static int ll_kbytesfree_seq_show(struct seq_file *m, void *v)
while (blk_size >>= 1)
result <<= 1;
- rc = seq_printf(m, "%llu\n", result);
+ seq_printf(m, "%llu\n", result);
}
+
return rc;
}
LPROC_SEQ_FOPS_RO(ll_kbytesfree);
@@ -128,8 +130,9 @@ static int ll_kbytesavail_seq_show(struct seq_file *m, void *v)
while (blk_size >>= 1)
result <<= 1;
- rc = seq_printf(m, "%llu\n", result);
+ seq_printf(m, "%llu\n", result);
}
+
return rc;
}
LPROC_SEQ_FOPS_RO(ll_kbytesavail);
@@ -145,7 +148,8 @@ static int ll_filestotal_seq_show(struct seq_file *m, void *v)
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc)
- rc = seq_printf(m, "%llu\n", osfs.os_files);
+ seq_printf(m, "%llu\n", osfs.os_files);
+
return rc;
}
LPROC_SEQ_FOPS_RO(ll_filestotal);
@@ -161,7 +165,8 @@ static int ll_filesfree_seq_show(struct seq_file *m, void *v)
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc)
- rc = seq_printf(m, "%llu\n", osfs.os_ffree);
+ seq_printf(m, "%llu\n", osfs.os_ffree);
+
return rc;
}
LPROC_SEQ_FOPS_RO(ll_filesfree);
@@ -169,16 +174,15 @@ LPROC_SEQ_FOPS_RO(ll_filesfree);
static int ll_client_type_seq_show(struct seq_file *m, void *v)
{
struct ll_sb_info *sbi = ll_s2sbi((struct super_block *)m->private);
- int rc;
LASSERT(sbi != NULL);
if (sbi->ll_flags & LL_SBI_RMT_CLIENT)
- rc = seq_printf(m, "remote client\n");
+ seq_puts(m, "remote client\n");
else
- rc = seq_printf(m, "local client\n");
+ seq_puts(m, "local client\n");
- return rc;
+ return 0;
}
LPROC_SEQ_FOPS_RO(ll_client_type);
@@ -187,7 +191,8 @@ static int ll_fstype_seq_show(struct seq_file *m, void *v)
struct super_block *sb = (struct super_block *)m->private;
LASSERT(sb != NULL);
- return seq_printf(m, "%s\n", sb->s_type->name);
+ seq_printf(m, "%s\n", sb->s_type->name);
+ return 0;
}
LPROC_SEQ_FOPS_RO(ll_fstype);
@@ -196,7 +201,8 @@ static int ll_sb_uuid_seq_show(struct seq_file *m, void *v)
struct super_block *sb = (struct super_block *)m->private;
LASSERT(sb != NULL);
- return seq_printf(m, "%s\n", ll_s2sbi(sb)->ll_sb_uuid.uuid);
+ seq_printf(m, "%s\n", ll_s2sbi(sb)->ll_sb_uuid.uuid);
+ return 0;
}
LPROC_SEQ_FOPS_RO(ll_sb_uuid);
@@ -353,17 +359,18 @@ static int ll_max_cached_mb_seq_show(struct seq_file *m, void *v)
max_cached_mb = cache->ccc_lru_max >> shift;
unused_mb = atomic_read(&cache->ccc_lru_left) >> shift;
- return seq_printf(m,
- "users: %d\n"
- "max_cached_mb: %d\n"
- "used_mb: %d\n"
- "unused_mb: %d\n"
- "reclaim_count: %u\n",
- atomic_read(&cache->ccc_users),
- max_cached_mb,
- max_cached_mb - unused_mb,
- unused_mb,
- cache->ccc_lru_shrinkers);
+ seq_printf(m,
+ "users: %d\n"
+ "max_cached_mb: %d\n"
+ "used_mb: %d\n"
+ "unused_mb: %d\n"
+ "reclaim_count: %u\n",
+ atomic_read(&cache->ccc_users),
+ max_cached_mb,
+ max_cached_mb - unused_mb,
+ unused_mb,
+ cache->ccc_lru_shrinkers);
+ return 0;
}
static ssize_t ll_max_cached_mb_seq_write(struct file *file,
@@ -467,7 +474,8 @@ static int ll_checksum_seq_show(struct seq_file *m, void *v)
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
- return seq_printf(m, "%u\n", (sbi->ll_flags & LL_SBI_CHECKSUM) ? 1 : 0);
+ seq_printf(m, "%u\n", (sbi->ll_flags & LL_SBI_CHECKSUM) ? 1 : 0);
+ return 0;
}
static ssize_t ll_checksum_seq_write(struct file *file,
@@ -503,7 +511,8 @@ static int ll_max_rw_chunk_seq_show(struct seq_file *m, void *v)
{
struct super_block *sb = m->private;
- return seq_printf(m, "%lu\n", ll_s2sbi(sb)->ll_max_rw_chunk);
+ seq_printf(m, "%lu\n", ll_s2sbi(sb)->ll_max_rw_chunk);
+ return 0;
}
static ssize_t ll_max_rw_chunk_seq_write(struct file *file,
@@ -525,15 +534,14 @@ static int ll_rd_track_id(struct seq_file *m, enum stats_track_type type)
{
struct super_block *sb = m->private;
- if (ll_s2sbi(sb)->ll_stats_track_type == type) {
- return seq_printf(m, "%d\n",
- ll_s2sbi(sb)->ll_stats_track_id);
+ if (ll_s2sbi(sb)->ll_stats_track_type == type)
+ seq_printf(m, "%d\n", ll_s2sbi(sb)->ll_stats_track_id);
+ else if (ll_s2sbi(sb)->ll_stats_track_type == STATS_TRACK_ALL)
+ seq_puts(m, "0 (all)\n");
+ else
+ seq_puts(m, "untracked\n");
- } else if (ll_s2sbi(sb)->ll_stats_track_type == STATS_TRACK_ALL) {
- return seq_printf(m, "0 (all)\n");
- } else {
- return seq_printf(m, "untracked\n");
- }
+ return 0;
}
static int ll_wr_track_id(const char __user *buffer, unsigned long count,
@@ -601,7 +609,8 @@ static int ll_statahead_max_seq_show(struct seq_file *m, void *v)
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
- return seq_printf(m, "%u\n", sbi->ll_sa_max);
+ seq_printf(m, "%u\n", sbi->ll_sa_max);
+ return 0;
}
static ssize_t ll_statahead_max_seq_write(struct file *file,
@@ -631,8 +640,8 @@ static int ll_statahead_agl_seq_show(struct seq_file *m, void *v)
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
- return seq_printf(m, "%u\n",
- sbi->ll_flags & LL_SBI_AGL_ENABLED ? 1 : 0);
+ seq_printf(m, "%u\n", sbi->ll_flags & LL_SBI_AGL_ENABLED ? 1 : 0);
+ return 0;
}
static ssize_t ll_statahead_agl_seq_write(struct file *file,
@@ -661,13 +670,14 @@ static int ll_statahead_stats_seq_show(struct seq_file *m, void *v)
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
- return seq_printf(m,
- "statahead total: %u\n"
- "statahead wrong: %u\n"
- "agl total: %u\n",
- atomic_read(&sbi->ll_sa_total),
- atomic_read(&sbi->ll_sa_wrong),
- atomic_read(&sbi->ll_agl_total));
+ seq_printf(m,
+ "statahead total: %u\n"
+ "statahead wrong: %u\n"
+ "agl total: %u\n",
+ atomic_read(&sbi->ll_sa_total),
+ atomic_read(&sbi->ll_sa_wrong),
+ atomic_read(&sbi->ll_agl_total));
+ return 0;
}
LPROC_SEQ_FOPS_RO(ll_statahead_stats);
@@ -676,8 +686,8 @@ static int ll_lazystatfs_seq_show(struct seq_file *m, void *v)
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
- return seq_printf(m, "%u\n",
- (sbi->ll_flags & LL_SBI_LAZYSTATFS) ? 1 : 0);
+ seq_printf(m, "%u\n", sbi->ll_flags & LL_SBI_LAZYSTATFS ? 1 : 0);
+ return 0;
}
static ssize_t ll_lazystatfs_seq_write(struct file *file,
@@ -712,11 +722,12 @@ static int ll_max_easize_seq_show(struct seq_file *m, void *v)
if (rc)
return rc;
- return seq_printf(m, "%u\n", ealen);
+ seq_printf(m, "%u\n", ealen);
+ return 0;
}
LPROC_SEQ_FOPS_RO(ll_max_easize);
-static int ll_defult_easize_seq_show(struct seq_file *m, void *v)
+static int ll_default_easize_seq_show(struct seq_file *m, void *v)
{
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
@@ -727,9 +738,10 @@ static int ll_defult_easize_seq_show(struct seq_file *m, void *v)
if (rc)
return rc;
- return seq_printf(m, "%u\n", ealen);
+ seq_printf(m, "%u\n", ealen);
+ return 0;
}
-LPROC_SEQ_FOPS_RO(ll_defult_easize);
+LPROC_SEQ_FOPS_RO(ll_default_easize);
static int ll_max_cookiesize_seq_show(struct seq_file *m, void *v)
{
@@ -742,11 +754,12 @@ static int ll_max_cookiesize_seq_show(struct seq_file *m, void *v)
if (rc)
return rc;
- return seq_printf(m, "%u\n", cookielen);
+ seq_printf(m, "%u\n", cookielen);
+ return 0;
}
LPROC_SEQ_FOPS_RO(ll_max_cookiesize);
-static int ll_defult_cookiesize_seq_show(struct seq_file *m, void *v)
+static int ll_default_cookiesize_seq_show(struct seq_file *m, void *v)
{
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
@@ -757,9 +770,10 @@ static int ll_defult_cookiesize_seq_show(struct seq_file *m, void *v)
if (rc)
return rc;
- return seq_printf(m, "%u\n", cookielen);
+ seq_printf(m, "%u\n", cookielen);
+ return 0;
}
-LPROC_SEQ_FOPS_RO(ll_defult_cookiesize);
+LPROC_SEQ_FOPS_RO(ll_default_cookiesize);
static int ll_sbi_flags_seq_show(struct seq_file *m, void *v)
{
@@ -789,11 +803,10 @@ static int ll_xattr_cache_seq_show(struct seq_file *m, void *v)
{
struct super_block *sb = m->private;
struct ll_sb_info *sbi = ll_s2sbi(sb);
- int rc;
- rc = seq_printf(m, "%u\n", sbi->ll_xattr_cache_enabled);
+ seq_printf(m, "%u\n", sbi->ll_xattr_cache_enabled);
- return rc;
+ return 0;
}
static ssize_t ll_xattr_cache_seq_write(struct file *file,
@@ -849,9 +862,9 @@ static struct lprocfs_vars lprocfs_llite_obd_vars[] = {
{ "statahead_stats", &ll_statahead_stats_fops, NULL, 0 },
{ "lazystatfs", &ll_lazystatfs_fops, NULL },
{ "max_easize", &ll_max_easize_fops, NULL, 0 },
- { "default_easize", &ll_defult_easize_fops, NULL, 0 },
+ { "default_easize", &ll_default_easize_fops, NULL, 0 },
{ "max_cookiesize", &ll_max_cookiesize_fops, NULL, 0 },
- { "default_cookiesize", &ll_defult_cookiesize_fops, NULL, 0 },
+ { "default_cookiesize", &ll_default_cookiesize_fops, NULL, 0 },
{ "sbi_flags", &ll_sbi_flags_fops, NULL, 0 },
{ "xattr_cache", &ll_xattr_cache_fops, NULL, 0 },
{ NULL }
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