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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2016-08-02 14:05:10 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-08-02 19:35:17 -0400
commitfeee880fa58254fcc1c78bc8b6446a435cc1baf0 (patch)
treec09328c3d4924f88778ac3d890b038a9fb8c0720 /fs/nilfs2/sysfs.c
parent6625689e159fa1d43572ee113713ab23bec03131 (diff)
downloadlinux-feee880fa58254fcc1c78bc8b6446a435cc1baf0.tar.bz2
nilfs2: reduce bare use of printk() with nilfs_msg()
Replace most use of printk() in nilfs2 implementation with nilfs_msg(), and reduce the following checkpatch.pl warning: "WARNING: Prefer [subsystem eg: netdev]_crit([subsystem]dev, ... then dev_crit(dev, ... then pr_crit(... to printk(KERN_CRIT ..." This patch also fixes a minor checkpatch warning "WARNING: quoted string split across lines" that often accompanies the prior warning, and amends message format as needed. Link: http://lkml.kernel.org/r/1464875891-5443-5-git-send-email-konishi.ryusuke@lab.ntt.co.jp Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nilfs2/sysfs.c')
-rw-r--r--fs/nilfs2/sysfs.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/fs/nilfs2/sysfs.c b/fs/nilfs2/sysfs.c
index 8ffa42b704d8..8e57bb91fe16 100644
--- a/fs/nilfs2/sysfs.c
+++ b/fs/nilfs2/sysfs.c
@@ -272,8 +272,8 @@ nilfs_checkpoints_checkpoints_number_show(struct nilfs_checkpoints_attr *attr,
err = nilfs_cpfile_get_stat(nilfs->ns_cpfile, &cpstat);
up_read(&nilfs->ns_segctor_sem);
if (err < 0) {
- printk(KERN_ERR "NILFS: unable to get checkpoint stat: err=%d\n",
- err);
+ nilfs_msg(nilfs->ns_sb, KERN_ERR,
+ "unable to get checkpoint stat: err=%d", err);
return err;
}
@@ -295,8 +295,8 @@ nilfs_checkpoints_snapshots_number_show(struct nilfs_checkpoints_attr *attr,
err = nilfs_cpfile_get_stat(nilfs->ns_cpfile, &cpstat);
up_read(&nilfs->ns_segctor_sem);
if (err < 0) {
- printk(KERN_ERR "NILFS: unable to get checkpoint stat: err=%d\n",
- err);
+ nilfs_msg(nilfs->ns_sb, KERN_ERR,
+ "unable to get checkpoint stat: err=%d", err);
return err;
}
@@ -414,8 +414,8 @@ nilfs_segments_dirty_segments_show(struct nilfs_segments_attr *attr,
err = nilfs_sufile_get_stat(nilfs->ns_sufile, &sustat);
up_read(&nilfs->ns_segctor_sem);
if (err < 0) {
- printk(KERN_ERR "NILFS: unable to get segment stat: err=%d\n",
- err);
+ nilfs_msg(nilfs->ns_sb, KERN_ERR,
+ "unable to get segment stat: err=%d", err);
return err;
}
@@ -789,14 +789,15 @@ nilfs_superblock_sb_update_frequency_store(struct nilfs_superblock_attr *attr,
err = kstrtouint(skip_spaces(buf), 0, &val);
if (err) {
- printk(KERN_ERR "NILFS: unable to convert string: err=%d\n",
- err);
+ nilfs_msg(nilfs->ns_sb, KERN_ERR,
+ "unable to convert string: err=%d", err);
return err;
}
if (val < NILFS_SB_FREQ) {
val = NILFS_SB_FREQ;
- printk(KERN_WARNING "NILFS: superblock update frequency cannot be lesser than 10 seconds\n");
+ nilfs_msg(nilfs->ns_sb, KERN_WARNING,
+ "superblock update frequency cannot be lesser than 10 seconds");
}
down_write(&nilfs->ns_sem);
@@ -999,7 +1000,8 @@ int nilfs_sysfs_create_device_group(struct super_block *sb)
nilfs->ns_dev_subgroups = kzalloc(devgrp_size, GFP_KERNEL);
if (unlikely(!nilfs->ns_dev_subgroups)) {
err = -ENOMEM;
- printk(KERN_ERR "NILFS: unable to allocate memory for device group\n");
+ nilfs_msg(sb, KERN_ERR,
+ "unable to allocate memory for device group");
goto failed_create_device_group;
}
@@ -1109,15 +1111,15 @@ int __init nilfs_sysfs_init(void)
nilfs_kset = kset_create_and_add(NILFS_ROOT_GROUP_NAME, NULL, fs_kobj);
if (!nilfs_kset) {
err = -ENOMEM;
- printk(KERN_ERR "NILFS: unable to create sysfs entry: err %d\n",
- err);
+ nilfs_msg(NULL, KERN_ERR,
+ "unable to create sysfs entry: err=%d", err);
goto failed_sysfs_init;
}
err = sysfs_create_group(&nilfs_kset->kobj, &nilfs_feature_attr_group);
if (unlikely(err)) {
- printk(KERN_ERR "NILFS: unable to create feature group: err %d\n",
- err);
+ nilfs_msg(NULL, KERN_ERR,
+ "unable to create feature group: err=%d", err);
goto cleanup_sysfs_init;
}