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pr_warning() removal for 5.5

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Merge tag 'printk-for-5.5-pr-warning-removal' of git://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk

Pull pr_warning() removal from Petr Mladek.

 - Final removal of the unused pr_warning() alias.

You're supposed to use just "pr_warn()" in the kernel.

* tag 'printk-for-5.5-pr-warning-removal' of git://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk:
  checkpatch: Drop pr_warning check
  printk: Drop pr_warning definition
  Fix up for "printk: Drop pr_warning definition"
  workqueue: Use pr_warn instead of pr_warning
This commit is contained in:
Linus Torvalds 2019-12-09 11:48:21 -08:00
commit 184b8f7f91
5 changed files with 7 additions and 17 deletions
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3
include/linux/printk.h
View File

@ -302,9 +302,8 @@ extern int kptr_restrict;
printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__)
#define pr_err(fmt, ...) \
printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
#define pr_warning(fmt, ...) \
#define pr_warn(fmt, ...) \
printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
#define pr_warn pr_warning
#define pr_notice(fmt, ...) \
printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
#define pr_info(fmt, ...) \

2
kernel/trace/ring_buffer.c
View File

@ -5070,7 +5070,7 @@ static __init int test_ringbuffer(void)
int ret = 0;
if (security_locked_down(LOCKDOWN_TRACEFS)) {
pr_warning("Lockdown is enabled, skipping ring buffer tests\n");
pr_warn("Lockdown is enabled, skipping ring buffer tests\n");
return 0;
}

6
kernel/trace/trace.c
View File

@ -1889,7 +1889,7 @@ int __init register_tracer(struct tracer *type)
}
if (security_locked_down(LOCKDOWN_TRACEFS)) {
pr_warning("Can not register tracer %s due to lockdown\n",
pr_warn("Can not register tracer %s due to lockdown\n",
type->name);
return -EPERM;
}
@ -8796,7 +8796,7 @@ struct dentry *tracing_init_dentry(void)
struct trace_array *tr = &global_trace;
if (security_locked_down(LOCKDOWN_TRACEFS)) {
pr_warning("Tracing disabled due to lockdown\n");
pr_warn("Tracing disabled due to lockdown\n");
return ERR_PTR(-EPERM);
}
@ -9244,7 +9244,7 @@ __init static int tracer_alloc_buffers(void)
if (security_locked_down(LOCKDOWN_TRACEFS)) {
pr_warning("Tracing disabled due to lockdown\n");
pr_warn("Tracing disabled due to lockdown\n");
return -EPERM;
}

4
kernel/workqueue.c
View File

@ -4374,8 +4374,8 @@ void destroy_workqueue(struct workqueue_struct *wq)
for_each_pwq(pwq, wq) {
spin_lock_irq(&pwq->pool->lock);
if (WARN_ON(pwq_busy(pwq))) {
pr_warning("%s: %s has the following busy pwq\n",
__func__, wq->name);
pr_warn("%s: %s has the following busy pwq\n",
__func__, wq->name);
show_pwq(pwq);
spin_unlock_irq(&pwq->pool->lock);
mutex_unlock(&wq->mutex);

9
scripts/checkpatch.pl
View File

@ -4125,15 +4125,6 @@ sub process {
"Prefer [subsystem eg: netdev]_$level2([subsystem]dev, ... then dev_$level2(dev, ... then pr_$level(... to printk(KERN_$orig ...\n" . $herecurr);
}
if ($line =~ /\bpr_warning\s*\(/) {
if (WARN("PREFER_PR_LEVEL",
"Prefer pr_warn(... to pr_warning(...\n" . $herecurr) &&
$fix) {
$fixed[$fixlinenr] =~
s/\bpr_warning\b/pr_warn/;
}
}
if ($line =~ /\bdev_printk\s*\(\s*KERN_([A-Z]+)/) {
my $orig = $1;
my $level = lc($orig);