mm/debug.c: use pr_emerg()

- s/KERN_ALERT/pr_emerg/: we're going BUG so let's maximize the changes
  of getting the message out.

- convert debug.c to pr_foo()

Cc: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/debug.c b/mm/debug.c
index 5a1b6194089c889b394c7e9868ab72b7fb4202af..5ce45c9a29b5229b1b7161e2bf8aa4d6536a6473 100644 (file)
--- a/mm/debug.c
+++ b/mm/debug.c
@@ -57,7 +57,7 @@ static void dump_flags(unsigned long flags,
        unsigned long mask;
        int i;
 
-       printk(KERN_ALERT "flags: %#lx(", flags);
+       pr_emerg("flags: %#lx(", flags);
 
        /* remove zone id */
        flags &= (1UL << NR_PAGEFLAGS) - 1;
@@ -69,24 +69,23 @@ static void dump_flags(unsigned long flags,
                        continue;
 
                flags &= ~mask;
-               printk("%s%s", delim, names[i].name);
+               pr_cont("%s%s", delim, names[i].name);
                delim = "|";
        }
 
        /* check for left over flags */
        if (flags)
-               printk("%s%#lx", delim, flags);
+               pr_cont("%s%#lx", delim, flags);
 
-       printk(")\n");
+       pr_cont(")\n");
 }
 
 void dump_page_badflags(struct page *page, const char *reason,
                unsigned long badflags)
 {
-       printk(KERN_ALERT
-              "page:%p count:%d mapcount:%d mapping:%p index:%#lx\n",
-               page, atomic_read(&page->_count), page_mapcount(page),
-               page->mapping, page->index);
+       pr_emerg("page:%p count:%d mapcount:%d mapping:%p index:%#lx\n",
+                 page, atomic_read(&page->_count), page_mapcount(page),
+                 page->mapping, page->index);
        BUILD_BUG_ON(ARRAY_SIZE(pageflag_names) != __NR_PAGEFLAGS);
        dump_flags(page->flags, pageflag_names, ARRAY_SIZE(pageflag_names));
        if (reason)
@@ -152,8 +151,7 @@ static const struct trace_print_flags vmaflags_names[] = {
 
 void dump_vma(const struct vm_area_struct *vma)
 {
-       printk(KERN_ALERT
-               "vma %p start %p end %p\n"
+       pr_emerg("vma %p start %p end %p\n"
                "next %p prev %p mm %p\n"
                "prot %lx anon_vma %p vm_ops %p\n"
                "pgoff %lx file %p private_data %p\n",
@@ -168,8 +166,7 @@ EXPORT_SYMBOL(dump_vma);
 
 void dump_mm(const struct mm_struct *mm)
 {
-       printk(KERN_ALERT
-               "mm %p mmap %p seqnum %d task_size %lu\n"
+       pr_emerg("mm %p mmap %p seqnum %d task_size %lu\n"
 #ifdef CONFIG_MMU
                "get_unmapped_area %p\n"
 #endif