dynamic_debug: replace if (verbose) pr_info with macro vpr_info
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>
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 310c753..8675717 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -107,20 +107,22 @@
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 @@
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 @@
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 @@
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 @@
*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 @@
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 @@
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 @@
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 @@
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 @@
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 @@
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 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 @@
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 @@
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 @@
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) {