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dynamic_debug: replace if (verbose) pr_info with macro vpr_info

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Use vpr_info to declutter code, reduce indenting, and change one
additional pr_info call in ddebug_exec_queries.

Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Acked-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jim Cromie 2012-04-27 14:30:32 -06:00 committed by Greg Kroah-Hartman
parent c0a6720977
commit b8ccd5dee7
1 changed files with 35 additions and 46 deletions
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81
lib/dynamic_debug.c
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@ -107,20 +107,22 @@ static char *ddebug_describe_flags(struct _ddebug *dp, char *buf,
return buf;
}
#define vpr_info_dq(q, msg) \
do { \
if (verbose) \
/* trim last char off format print */ \
pr_info("%s: func=\"%s\" file=\"%s\" " \
"module=\"%s\" format=\"%.*s\" " \
"lineno=%u-%u", \
msg, \
q->function ? q->function : "", \
q->filename ? q->filename : "", \
q->module ? q->module : "", \
(int)(q->format ? strlen(q->format) - 1 : 0), \
q->format ? q->format : "", \
q->first_lineno, q->last_lineno); \
#define vpr_info(fmt, ...) \
if (verbose) do { pr_info(fmt, ##__VA_ARGS__); } while (0)
#define vpr_info_dq(q, msg) \
do { \
/* trim last char off format print */ \
vpr_info("%s: func=\"%s\" file=\"%s\" " \
"module=\"%s\" format=\"%.*s\" " \
"lineno=%u-%u", \
msg, \
q->function ? q->function : "", \
q->filename ? q->filename : "", \
q->module ? q->module : "", \
(int)(q->format ? strlen(q->format) - 1 : 0), \
q->format ? q->format : "", \
q->first_lineno, q->last_lineno); \
} while (0)
/*
@ -180,12 +182,11 @@ static int ddebug_change(const struct ddebug_query *query,
if (newflags == dp->flags)
continue;
dp->flags = newflags;
if (verbose)
pr_info("changed %s:%d [%s]%s =%s\n",
trim_prefix(dp->filename), dp->lineno,
dt->mod_name, dp->function,
ddebug_describe_flags(dp, flagbuf,
sizeof(flagbuf)));
vpr_info("changed %s:%d [%s]%s =%s\n",
trim_prefix(dp->filename), dp->lineno,
dt->mod_name, dp->function,
ddebug_describe_flags(dp, flagbuf,
sizeof(flagbuf)));
}
}
mutex_unlock(&ddebug_lock);
@ -410,8 +411,7 @@ static int ddebug_parse_flags(const char *str, unsigned int *flagsp,
default:
return -EINVAL;
}
if (verbose)
pr_info("op='%c'\n", op);
vpr_info("op='%c'\n", op);
for ( ; *str ; ++str) {
for (i = ARRAY_SIZE(opt_array) - 1; i >= 0; i--) {
@ -423,8 +423,7 @@ static int ddebug_parse_flags(const char *str, unsigned int *flagsp,
if (i < 0)
return -EINVAL;
}
if (verbose)
pr_info("flags=0x%x\n", flags);
vpr_info("flags=0x%x\n", flags);
/* calculate final *flagsp, *maskp according to mask and op */
switch (op) {
@ -441,8 +440,7 @@ static int ddebug_parse_flags(const char *str, unsigned int *flagsp,
*flagsp = 0;
break;
}
if (verbose)
pr_info("*flagsp=0x%x *maskp=0x%x\n", *flagsp, *maskp);
vpr_info("*flagsp=0x%x *maskp=0x%x\n", *flagsp, *maskp);
return 0;
}
@ -487,8 +485,7 @@ static int ddebug_exec_queries(char *query)
if (!query || !*query || *query == '#')
continue;
if (verbose)
pr_info("query %d: \"%s\"\n", i, query);
vpr_info("query %d: \"%s\"\n", i, query);
rc = ddebug_exec_query(query);
if (rc < 0) {
@ -498,7 +495,7 @@ static int ddebug_exec_queries(char *query)
nfound += rc;
i++;
}
pr_info("processed %d queries, with %d matches, %d errs\n",
vpr_info("processed %d queries, with %d matches, %d errs\n",
i, nfound, errs);
if (exitcode)
@ -653,8 +650,7 @@ static ssize_t ddebug_proc_write(struct file *file, const char __user *ubuf,
return -EFAULT;
}
tmpbuf[len] = '\0';
if (verbose)
pr_info("read %d bytes from userspace\n", (int)len);
vpr_info("read %d bytes from userspace\n", (int)len);
ret = ddebug_exec_queries(tmpbuf);
kfree(tmpbuf);
@ -717,8 +713,7 @@ static void *ddebug_proc_start(struct seq_file *m, loff_t *pos)
struct _ddebug *dp;
int n = *pos;
if (verbose)
pr_info("called m=%p *pos=%lld\n", m, (unsigned long long)*pos);
vpr_info("called m=%p *pos=%lld\n", m, (unsigned long long)*pos);
mutex_lock(&ddebug_lock);
@ -742,9 +737,8 @@ static void *ddebug_proc_next(struct seq_file *m, void *p, loff_t *pos)
struct ddebug_iter *iter = m->private;
struct _ddebug *dp;
if (verbose)
pr_info("called m=%p p=%p *pos=%lld\n",
m, p, (unsigned long long)*pos);
vpr_info("called m=%p p=%p *pos=%lld\n",
m, p, (unsigned long long)*pos);
if (p == SEQ_START_TOKEN)
dp = ddebug_iter_first(iter);
@ -766,8 +760,7 @@ static int ddebug_proc_show(struct seq_file *m, void *p)
struct _ddebug *dp = p;
char flagsbuf[10];
if (verbose)
pr_info("called m=%p p=%p\n", m, p);
vpr_info("called m=%p p=%p\n", m, p);
if (p == SEQ_START_TOKEN) {
seq_puts(m,
@ -791,8 +784,7 @@ static int ddebug_proc_show(struct seq_file *m, void *p)
*/
static void ddebug_proc_stop(struct seq_file *m, void *p)
{
if (verbose)
pr_info("called m=%p p=%p\n", m, p);
vpr_info("called m=%p p=%p\n", m, p);
mutex_unlock(&ddebug_lock);
}
@ -815,8 +807,7 @@ static int ddebug_proc_open(struct inode *inode, struct file *file)
struct ddebug_iter *iter;
int err;
if (verbose)
pr_info("called\n");
vpr_info("called\n");
iter = kzalloc(sizeof(*iter), GFP_KERNEL);
if (iter == NULL)
@ -866,8 +857,7 @@ int ddebug_add_module(struct _ddebug *tab, unsigned int n,
list_add_tail(&dt->link, &ddebug_tables);
mutex_unlock(&ddebug_lock);
if (verbose)
pr_info("%u debug prints in module %s\n", n, dt->mod_name);
vpr_info("%u debug prints in module %s\n", n, dt->mod_name);
return 0;
}
EXPORT_SYMBOL_GPL(ddebug_add_module);
@ -888,8 +878,7 @@ int ddebug_remove_module(const char *mod_name)
struct ddebug_table *dt, *nextdt;
int ret = -ENOENT;
if (verbose)
pr_info("removing module \"%s\"\n", mod_name);
vpr_info("removing module \"%s\"\n", mod_name);
mutex_lock(&ddebug_lock);
list_for_each_entry_safe(dt, nextdt, &ddebug_tables, link) {