Re: [PATCH 1/1] fs: gfs2: global conversion to pr_foo()
From: Steven Whitehouse
Date: Thu Mar 06 2014 - 13:01:14 EST
Hi,
On Thu, 2014-03-06 at 09:47 -0800, Joe Perches wrote:
> On Thu, 2014-03-06 at 15:44 +0000, Steven Whitehouse wrote:
> > On Wed, 2014-03-05 at 22:06 +0800, Fabian Frederick wrote:
> > > -All printk(KERN_foo converted to pr_foo().
> > > -Messages updated to fit in 80 columns.
> > > -fs_macros converted as well.
> > > -fs_printk removed.
> > >
> > > Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
> >
> > Due to various other patches, this didn't apply directly, so I've fixed
> > it up by hand. I have pushed it to the -nmw tree, so please do take a
> > look and check that I didn't miss anything. Thanks,
>
> Fabian's patch had a few more changes.
>
> The biggest benefit to pr_<level> is automatic
> prefixing with pr_fmt().
>
> That wasn't done by Fabian's patch.
>
> There were also printks that didn't have any
> "GFS2: " prefix at all.
>
Ok, I think I've got all of Fabian's patch now. Can you send me an
updated patch that I can put into my tree based on top of whats in the
-nmw tree now? Otherwise I think things will be a bit too confusing,
Steve.
> Here's a proposal on top of what's applied.
>
> This adds pr_fmt, converts the rest of the printks,
> removes the embedded "GFS2: " prefixes, and
> standardizes on "gfs2: " as the prefix.
>
> It also does a few conversions of embedded function
> names to "%s: ", __func__
>
> Dunno if that "GFS2:" -> "gfs2: " is a good thing,
> but at least it's consistent.
>
> unsigned...
> ---
> fs/gfs2/dir.c | 14 ++++++++------
> fs/gfs2/glock.c | 20 +++++++++++---------
> fs/gfs2/lock_dlm.c | 9 ++++++---
> fs/gfs2/main.c | 4 +++-
> fs/gfs2/ops_fstype.c | 25 +++++++++++++------------
> fs/gfs2/quota.c | 10 ++++++----
> fs/gfs2/rgrp.c | 24 +++++++++++++-----------
> fs/gfs2/super.c | 16 ++++++++--------
> fs/gfs2/sys.c | 2 ++
> fs/gfs2/trans.c | 19 ++++++++++---------
> fs/gfs2/util.c | 13 ++++++-------
> fs/gfs2/util.h | 25 ++++++++++++-------------
> 12 files changed, 98 insertions(+), 83 deletions(-)
>
> diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
> index 39c7081..1a349f9 100644
> --- a/fs/gfs2/dir.c
> +++ b/fs/gfs2/dir.c
> @@ -53,6 +53,8 @@
> * but never before the maximum hash table size has been reached.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/slab.h>
> #include <linux/spinlock.h>
> #include <linux/buffer_head.h>
> @@ -507,8 +509,8 @@ static int gfs2_check_dirent(struct gfs2_dirent *dent, unsigned int offset,
> goto error;
> return 0;
> error:
> - pr_warn("gfs2_check_dirent: %s (%s)\n", msg,
> - first ? "first in block" : "not first in block");
> + pr_warn("%s: %s (%s)\n",
> + __func__, msg, first ? "first in block" : "not first in block");
> return -EIO;
> }
>
> @@ -531,8 +533,7 @@ static int gfs2_dirent_offset(const void *buf)
> }
> return offset;
> wrong_type:
> - pr_warn("gfs2_scan_dirent: wrong block type %u\n",
> - be32_to_cpu(h->mh_type));
> + pr_warn("%s: wrong block type %u\n", __func__, be32_to_cpu(h->mh_type));
> return -1;
> }
>
> @@ -728,7 +729,7 @@ static int get_leaf(struct gfs2_inode *dip, u64 leaf_no,
>
> error = gfs2_meta_read(dip->i_gl, leaf_no, DIO_WAIT, bhp);
> if (!error && gfs2_metatype_check(GFS2_SB(&dip->i_inode), *bhp, GFS2_METATYPE_LF)) {
> - /* printk(KERN_INFO "block num=%llu\n", leaf_no); */
> + /* pr_info("block num=%llu\n", leaf_no); */
> error = -EIO;
> }
>
> @@ -1006,7 +1007,8 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
> len = 1 << (dip->i_depth - be16_to_cpu(oleaf->lf_depth));
> half_len = len >> 1;
> if (!half_len) {
> - pr_warn("i_depth %u lf_depth %u index %u\n", dip->i_depth, be16_to_cpu(oleaf->lf_depth), index);
> + pr_warn("i_depth %u lf_depth %u index %u\n",
> + dip->i_depth, be16_to_cpu(oleaf->lf_depth), index);
> gfs2_consist_inode(dip);
> error = -EIO;
> goto fail_brelse;
> diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
> index ca0be6c..52f7478 100644
> --- a/fs/gfs2/glock.c
> +++ b/fs/gfs2/glock.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/sched.h>
> #include <linux/slab.h>
> #include <linux/spinlock.h>
> @@ -468,7 +470,7 @@ retry:
> do_xmote(gl, gh, LM_ST_UNLOCKED);
> break;
> default: /* Everything else */
> - printk(KERN_ERR "GFS2: wanted %u got %u\n", gl->gl_target, state);
> + pr_err("wanted %u got %u\n", gl->gl_target, state);
> GLOCK_BUG_ON(gl, 1);
> }
> spin_unlock(&gl->gl_spin);
> @@ -542,7 +544,7 @@ __acquires(&gl->gl_spin)
> /* lock_dlm */
> ret = sdp->sd_lockstruct.ls_ops->lm_lock(gl, target, lck_flags);
> if (ret) {
> - printk(KERN_ERR "GFS2: lm_lock ret %d\n", ret);
> + pr_err("lm_lock ret %d\n", ret);
> GLOCK_BUG_ON(gl, 1);
> }
> } else { /* lock_nolock */
> @@ -935,7 +937,7 @@ void gfs2_print_dbg(struct seq_file *seq, const char *fmt, ...)
> vaf.fmt = fmt;
> vaf.va = &args;
>
> - printk(KERN_ERR " %pV", &vaf);
> + pr_err("%pV", &vaf);
> }
>
> va_end(args);
> @@ -1010,13 +1012,13 @@ do_cancel:
> return;
>
> trap_recursive:
> - printk(KERN_ERR "original: %pSR\n", (void *)gh2->gh_ip);
> - printk(KERN_ERR "pid: %d\n", pid_nr(gh2->gh_owner_pid));
> - printk(KERN_ERR "lock type: %d req lock state : %d\n",
> + pr_err("original: %pSR\n", (void *)gh2->gh_ip);
> + pr_err("pid: %d\n", pid_nr(gh2->gh_owner_pid));
> + pr_err("lock type: %d req lock state : %d\n",
> gh2->gh_gl->gl_name.ln_type, gh2->gh_state);
> - printk(KERN_ERR "new: %pSR\n", (void *)gh->gh_ip);
> - printk(KERN_ERR "pid: %d\n", pid_nr(gh->gh_owner_pid));
> - printk(KERN_ERR "lock type: %d req lock state : %d\n",
> + pr_err("new: %pSR\n", (void *)gh->gh_ip);
> + pr_err("pid: %d\n", pid_nr(gh->gh_owner_pid));
> + pr_err("lock type: %d req lock state : %d\n",
> gh->gh_gl->gl_name.ln_type, gh->gh_state);
> gfs2_dump_glock(NULL, gl);
> BUG();
> diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c
> index a664ddd..c1eb555 100644
> --- a/fs/gfs2/lock_dlm.c
> +++ b/fs/gfs2/lock_dlm.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/fs.h>
> #include <linux/dlm.h>
> #include <linux/slab.h>
> @@ -176,7 +178,7 @@ static void gdlm_bast(void *arg, int mode)
> gfs2_glock_cb(gl, LM_ST_SHARED);
> break;
> default:
> - pr_err("unknown bast mode %d", mode);
> + pr_err("unknown bast mode %d\n", mode);
> BUG();
> }
> }
> @@ -195,7 +197,7 @@ static int make_mode(const unsigned int lmstate)
> case LM_ST_SHARED:
> return DLM_LOCK_PR;
> }
> - pr_err("unknown LM state %d", lmstate);
> + pr_err("unknown LM state %d\n", lmstate);
> BUG();
> return -1;
> }
> @@ -308,7 +310,8 @@ static void gdlm_put_lock(struct gfs2_glock *gl)
> error = dlm_unlock(ls->ls_dlm, gl->gl_lksb.sb_lkid, DLM_LKF_VALBLK,
> NULL, gl);
> if (error) {
> - pr_err("gdlm_unlock %x,%llx err=%d\n", gl->gl_name.ln_type,
> + pr_err("gdlm_unlock %x,%llx err=%d\n",
> + gl->gl_name.ln_type,
> (unsigned long long)gl->gl_name.ln_number, error);
> return;
> }
> diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
> index c272e73..82b6ac8 100644
> --- a/fs/gfs2/main.c
> +++ b/fs/gfs2/main.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/slab.h>
> #include <linux/spinlock.h>
> #include <linux/completion.h>
> @@ -165,7 +167,7 @@ static int __init init_gfs2_fs(void)
>
> gfs2_register_debugfs();
>
> - printk("GFS2 installed\n");
> + pr_info("GFS2 installed\n");
>
> return 0;
>
> diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
> index 247ceef..ff78932 100644
> --- a/fs/gfs2/ops_fstype.c
> +++ b/fs/gfs2/ops_fstype.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/sched.h>
> #include <linux/slab.h>
> #include <linux/spinlock.h>
> @@ -152,7 +154,7 @@ static int gfs2_check_sb(struct gfs2_sbd *sdp, int silent)
> if (sb->sb_magic != GFS2_MAGIC ||
> sb->sb_type != GFS2_METATYPE_SB) {
> if (!silent)
> - pr_warn("GFS2: not a GFS2 filesystem\n");
> + pr_warn("not a GFS2 filesystem\n");
> return -EINVAL;
> }
>
> @@ -174,7 +176,7 @@ static void end_bio_io_page(struct bio *bio, int error)
> if (!error)
> SetPageUptodate(page);
> else
> - pr_warn("gfs2: error %d reading superblock\n", error);
> + pr_warn("error %d reading superblock\n", error);
> unlock_page(page);
> }
>
> @@ -553,16 +555,15 @@ static int map_journal_extents(struct gfs2_sbd *sdp)
> rc = gfs2_block_map(jd->jd_inode, lb, &bh, 0);
> db = bh.b_blocknr;
> if (rc || !db) {
> - printk(KERN_INFO "GFS2 journal mapping error %d: lb="
> - "%u db=%llu\n", rc, lb, (unsigned long long)db);
> + pr_info("journal mapping error %d: lb=%u db=%llu\n",
> + rc, lb, (unsigned long long)db);
> break;
> }
> if (!prev_db || db != prev_db + 1) {
> jext = kzalloc(sizeof(struct gfs2_journal_extent),
> GFP_KERNEL);
> if (!jext) {
> - printk(KERN_INFO "GFS2 error: out of memory "
> - "mapping journal extents.\n");
> + pr_info("out of memory mapping journal extents\n");
> rc = -ENOMEM;
> break;
> }
> @@ -1006,7 +1007,7 @@ static int gfs2_lm_mount(struct gfs2_sbd *sdp, int silent)
> lm = &gfs2_dlm_ops;
> #endif
> } else {
> - pr_info("GFS2: can't find protocol %s\n", proto);
> + pr_info("can't find protocol %s\n", proto);
> return -ENOENT;
> }
>
> @@ -1113,7 +1114,7 @@ static int fill_super(struct super_block *sb, struct gfs2_args *args, int silent
>
> sdp = init_sbd(sb);
> if (!sdp) {
> - pr_warn("GFS2: can't alloc struct gfs2_sbd\n");
> + pr_warn("can't alloc struct gfs2_sbd\n");
> return -ENOMEM;
> }
> sdp->sd_args = *args;
> @@ -1361,7 +1362,7 @@ static struct dentry *gfs2_mount(struct file_system_type *fs_type, int flags,
>
> error = gfs2_mount_args(&args, data);
> if (error) {
> - pr_warn("GFS2: can't parse mount arguments\n");
> + pr_warn("can't parse mount arguments\n");
> goto error_super;
> }
>
> @@ -1411,15 +1412,15 @@ static struct dentry *gfs2_mount_meta(struct file_system_type *fs_type,
>
> error = kern_path(dev_name, LOOKUP_FOLLOW, &path);
> if (error) {
> - pr_warn("GFS2: path_lookup on %s returned error %d\n",
> - dev_name, error);
> + pr_warn("path_lookup on %s returned error %d\n",
> + dev_name, error);
> return ERR_PTR(error);
> }
> s = sget(&gfs2_fs_type, test_gfs2_super, set_meta_super, flags,
> path.dentry->d_inode->i_sb->s_bdev);
> path_put(&path);
> if (IS_ERR(s)) {
> - pr_warn("GFS2: gfs2 mount does not exist\n");
> + pr_warn("gfs2 mount does not exist\n");
> return ERR_CAST(s);
> }
> if ((flags ^ s->s_flags) & MS_RDONLY) {
> diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
> index a5cccf6..73ed925 100644
> --- a/fs/gfs2/quota.c
> +++ b/fs/gfs2/quota.c
> @@ -36,6 +36,8 @@
> * the quota file, so it is not being constantly read.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/sched.h>
> #include <linux/slab.h>
> #include <linux/mm.h>
> @@ -1081,10 +1083,10 @@ static int print_message(struct gfs2_quota_data *qd, char *type)
> {
> struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
>
> - printk(KERN_INFO "GFS2: fsid=%s: quota %s for %s %u\n",
> - sdp->sd_fsname, type,
> - (qd->qd_id.type == USRQUOTA) ? "user" : "group",
> - from_kqid(&init_user_ns, qd->qd_id));
> + pr_info("fsid=%s: quota %s for %s %u\n",
> + sdp->sd_fsname, type,
> + (qd->qd_id.type == USRQUOTA) ? "user" : "group",
> + from_kqid(&init_user_ns, qd->qd_id));
>
> return 0;
> }
> diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
> index f72c74d..281a771 100644
> --- a/fs/gfs2/rgrp.c
> +++ b/fs/gfs2/rgrp.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/slab.h>
> #include <linux/spinlock.h>
> #include <linux/completion.h>
> @@ -99,12 +101,12 @@ static inline void gfs2_setbit(const struct gfs2_rbm *rbm, bool do_clone,
> cur_state = (*byte1 >> bit) & GFS2_BIT_MASK;
>
> if (unlikely(!valid_change[new_state * 4 + cur_state])) {
> - pr_warn("GFS2: buf_blk = 0x%x old_state=%d, "
> - "new_state=%d\n", rbm->offset, cur_state, new_state);
> - pr_warn("GFS2: rgrp=0x%llx bi_start=0x%x\n",
> - (unsigned long long)rbm->rgd->rd_addr, bi->bi_start);
> - pr_warn("GFS2: bi_offset=0x%x bi_len=0x%x\n",
> - bi->bi_offset, bi->bi_len);
> + pr_warn("buf_blk = 0x%x old_state=%d, new_state=%d\n",
> + rbm->offset, cur_state, new_state);
> + pr_warn("rgrp=0x%llx bi_start=0x%x\n",
> + (unsigned long long)rbm->rgd->rd_addr, bi->bi_start);
> + pr_warn("bi_offset=0x%x bi_len=0x%x\n",
> + bi->bi_offset, bi->bi_len);
> dump_stack();
> gfs2_consist_rgrpd(rbm->rgd);
> return;
> @@ -736,11 +738,11 @@ void gfs2_clear_rgrpd(struct gfs2_sbd *sdp)
>
> static void gfs2_rindex_print(const struct gfs2_rgrpd *rgd)
> {
> - printk(KERN_INFO " ri_addr = %llu\n", (unsigned long long)rgd->rd_addr);
> - printk(KERN_INFO " ri_length = %u\n", rgd->rd_length);
> - printk(KERN_INFO " ri_data0 = %llu\n", (unsigned long long)rgd->rd_data0);
> - printk(KERN_INFO " ri_data = %u\n", rgd->rd_data);
> - printk(KERN_INFO " ri_bitbytes = %u\n", rgd->rd_bitbytes);
> + pr_info("ri_addr = %llu\n", (unsigned long long)rgd->rd_addr);
> + pr_info("ri_length = %u\n", rgd->rd_length);
> + pr_info("ri_data0 = %llu\n", (unsigned long long)rgd->rd_data0);
> + pr_info("ri_data = %u\n", rgd->rd_data);
> + pr_info("ri_bitbytes = %u\n", rgd->rd_bitbytes);
> }
>
> /**
> diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
> index b8ca74f..39d7e30 100644
> --- a/fs/gfs2/super.c
> +++ b/fs/gfs2/super.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/bio.h>
> #include <linux/sched.h>
> #include <linux/slab.h>
> @@ -175,8 +177,7 @@ int gfs2_mount_args(struct gfs2_args *args, char *options)
> break;
> case Opt_debug:
> if (args->ar_errors == GFS2_ERRORS_PANIC) {
> - pr_warn("GFS2: -o debug and -o errors=panic "
> - "are mutually exclusive.\n");
> + pr_warn("-o debug and -o errors=panic are mutually exclusive\n");
> return -EINVAL;
> }
> args->ar_debug = 1;
> @@ -228,21 +229,21 @@ int gfs2_mount_args(struct gfs2_args *args, char *options)
> case Opt_commit:
> rv = match_int(&tmp[0], &args->ar_commit);
> if (rv || args->ar_commit <= 0) {
> - pr_warn("GFS2: commit mount option requires a positive numeric argument\n");
> + pr_warn("commit mount option requires a positive numeric argument\n");
> return rv ? rv : -EINVAL;
> }
> break;
> case Opt_statfs_quantum:
> rv = match_int(&tmp[0], &args->ar_statfs_quantum);
> if (rv || args->ar_statfs_quantum < 0) {
> - pr_warn("GFS2: statfs_quantum mount option requires a non-negative numeric argument\n");
> + pr_warn("statfs_quantum mount option requires a non-negative numeric argument\n");
> return rv ? rv : -EINVAL;
> }
> break;
> case Opt_quota_quantum:
> rv = match_int(&tmp[0], &args->ar_quota_quantum);
> if (rv || args->ar_quota_quantum <= 0) {
> - pr_warn("GFS2: quota_quantum mount option requires a positive numeric argument\n");
> + pr_warn("quota_quantum mount option requires a positive numeric argument\n");
> return rv ? rv : -EINVAL;
> }
> break;
> @@ -259,8 +260,7 @@ int gfs2_mount_args(struct gfs2_args *args, char *options)
> break;
> case Opt_err_panic:
> if (args->ar_debug) {
> - pr_warn("GFS2: -o debug and -o errors=panic "
> - "are mutually exclusive.\n");
> + pr_warn("-o debug and -o errors=panic are mutually exclusive\n");
> return -EINVAL;
> }
> args->ar_errors = GFS2_ERRORS_PANIC;
> @@ -279,7 +279,7 @@ int gfs2_mount_args(struct gfs2_args *args, char *options)
> break;
> case Opt_error:
> default:
> - pr_warn("GFS2: invalid mount option: %s\n", o);
> + pr_warn("invalid mount option: %s\n", o);
> return -EINVAL;
> }
> }
> diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
> index d09f6ed..256354c 100644
> --- a/fs/gfs2/sys.c
> +++ b/fs/gfs2/sys.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/sched.h>
> #include <linux/spinlock.h>
> #include <linux/completion.h>
> diff --git a/fs/gfs2/trans.c b/fs/gfs2/trans.c
> index 3fe8e34..bead90d 100644
> --- a/fs/gfs2/trans.c
> +++ b/fs/gfs2/trans.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/sched.h>
> #include <linux/slab.h>
> #include <linux/spinlock.h>
> @@ -99,13 +101,13 @@ static void gfs2_log_release(struct gfs2_sbd *sdp, unsigned int blks)
>
> static void gfs2_print_trans(const struct gfs2_trans *tr)
> {
> - pr_warn("GFS2: Transaction created at: %pSR\n", (void *)tr->tr_ip);
> - pr_warn("GFS2: blocks=%u revokes=%u reserved=%u touched=%u\n",
> - tr->tr_blocks, tr->tr_revokes, tr->tr_reserved, tr->tr_touched);
> - pr_warn("GFS2: Buf %u/%u Databuf %u/%u Revoke %u/%u\n",
> - tr->tr_num_buf_new, tr->tr_num_buf_rm,
> - tr->tr_num_databuf_new, tr->tr_num_databuf_rm,
> - tr->tr_num_revoke, tr->tr_num_revoke_rm);
> + pr_warn("Transaction created at: %pSR\n", (void *)tr->tr_ip);
> + pr_warn("blocks=%u revokes=%u reserved=%u touched=%u\n",
> + tr->tr_blocks, tr->tr_revokes, tr->tr_reserved, tr->tr_touched);
> + pr_warn("Buf %u/%u Databuf %u/%u Revoke %u/%u\n",
> + tr->tr_num_buf_new, tr->tr_num_buf_rm,
> + tr->tr_num_databuf_new, tr->tr_num_databuf_rm,
> + tr->tr_num_revoke, tr->tr_num_revoke_rm);
> }
>
> void gfs2_trans_end(struct gfs2_sbd *sdp)
> @@ -231,8 +233,7 @@ static void meta_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd)
> set_bit(GLF_DIRTY, &bd->bd_gl->gl_flags);
> mh = (struct gfs2_meta_header *)bd->bd_bh->b_data;
> if (unlikely(mh->mh_magic != cpu_to_be32(GFS2_MAGIC))) {
> - pr_err("Attempting to add uninitialised block to journal "
> - "(inplace block=%lld)\n",
> + pr_err("Attempting to add uninitialised block to journal (inplace block=%lld)\n",
> (unsigned long long)bd->bd_bh->b_blocknr);
> BUG();
> }
> diff --git a/fs/gfs2/util.c b/fs/gfs2/util.c
> index 541ecdc..02fb38d 100644
> --- a/fs/gfs2/util.c
> +++ b/fs/gfs2/util.c
> @@ -7,6 +7,8 @@
> * of the GNU General Public License version 2.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/spinlock.h>
> #include <linux/completion.h>
> #include <linux/buffer_head.h>
> @@ -30,8 +32,7 @@ mempool_t *gfs2_page_pool __read_mostly;
>
> void gfs2_assert_i(struct gfs2_sbd *sdp)
> {
> - printk(KERN_EMERG "GFS2: fsid=%s: fatal assertion failed\n",
> - sdp->sd_fsname);
> + pr_emerg("fsid=%s: fatal assertion failed\n", sdp->sd_fsname);
> }
>
> int gfs2_lm_withdraw(struct gfs2_sbd *sdp, char *fmt, ...)
> @@ -66,7 +67,7 @@ int gfs2_lm_withdraw(struct gfs2_sbd *sdp, char *fmt, ...)
> }
>
> if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC)
> - panic("GFS2: fsid=%s: panic requested.\n", sdp->sd_fsname);
> + panic("GFS2: fsid=%s: panic requested\n", sdp->sd_fsname);
>
> return -1;
> }
> @@ -105,10 +106,8 @@ int gfs2_assert_warn_i(struct gfs2_sbd *sdp, char *assertion,
> return -2;
>
> if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW)
> - pr_warn("GFS2: fsid=%s: warning: assertion \"%s\" failed\n"
> - "GFS2: fsid=%s: function = %s, file = %s, line = %u\n",
> - sdp->sd_fsname, assertion,
> - sdp->sd_fsname, function, file, line);
> + pr_warn("fsid=%s: warning: assertion \"%s\" failed at function = %s, file = %s, line = %u\n",
> + sdp->sd_fsname, assertion, function, file, line);
>
> if (sdp->sd_args.ar_debug)
> BUG();
> diff --git a/fs/gfs2/util.h b/fs/gfs2/util.h
> index b7ffb09..d365733 100644
> --- a/fs/gfs2/util.h
> +++ b/fs/gfs2/util.h
> @@ -10,22 +10,21 @@
> #ifndef __UTIL_DOT_H__
> #define __UTIL_DOT_H__
>
> +#ifdef pr_fmt
> +#undef pr_fmt
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +#endif
> +
> #include <linux/mempool.h>
>
> #include "incore.h"
>
> -#define fs_printk(level, fs, fmt, arg...) \
> - printk(level "GFS2: fsid=%s: " fmt , (fs)->sd_fsname , ## arg)
> -
> -#define fs_info(fs, fmt, arg...) \
> - fs_printk(KERN_INFO , fs , fmt , ## arg)
> -
> -#define fs_warn(fs, fmt, arg...) \
> - fs_printk(KERN_WARNING , fs , fmt , ## arg)
> -
> -#define fs_err(fs, fmt, arg...) \
> - fs_printk(KERN_ERR, fs , fmt , ## arg)
> -
> +#define fs_warn(fs, fmt, ...) \
> + pr_warn("fsid=%s: " fmt, (fs)->sd_fsname, ##__VA_ARGS__)
> +#define fs_err(fs, fmt, ...) \
> + pr_err("fsid=%s: " fmt, (fs)->sd_fsname, ##__VA_ARGS__)
> +#define fs_info(fs, fmt, ...) \
> + pr_info("fsid=%s: " fmt, (fs)->sd_fsname, ##__VA_ARGS__)
>
> void gfs2_assert_i(struct gfs2_sbd *sdp);
>
> @@ -85,7 +84,7 @@ static inline int gfs2_meta_check(struct gfs2_sbd *sdp,
> struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data;
> u32 magic = be32_to_cpu(mh->mh_magic);
> if (unlikely(magic != GFS2_MAGIC)) {
> - printk(KERN_ERR "GFS2: Magic number missing at %llu\n",
> + pr_err("Magic number missing at %llu\n",
> (unsigned long long)bh->b_blocknr);
> return -EIO;
> }
>
>
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