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proc: more debugging for "already registered" case

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Print parent directory name as well.

The aim is to catch non-creation of parent directory when proc_mkdir will
return NULL and all subsequent registrations go directly in /proc instead
of intended directory.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
[ Fixed insane printk string while at it.  - Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2008-09-13 02:33:06 -07:00 committed by Linus Torvalds
parent a551b98d5f
commit 665020c35e
1 changed files with 2 additions and 2 deletions
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4
fs/proc/generic.c
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@ -547,8 +547,8 @@ static int proc_register(struct proc_dir_entry * dir, struct proc_dir_entry * dp
for (tmp = dir->subdir; tmp; tmp = tmp->next)
if (strcmp(tmp->name, dp->name) == 0) {
printk(KERN_WARNING "proc_dir_entry '%s' already "
"registered\n", dp->name);
printk(KERN_WARNING "proc_dir_entry '%s/%s' already registered\n",
dir->name, dp->name);
dump_stack();
break;
}