vprintk(), just like printk(), better be using per-cpu printk_func instead of direct vprintk_emit() call. Just in case if vprintk() will ever be called from NMI, or from any other context that can deadlock in printk().
Signed-off-by: Sergey Senozhatsky <sergey.senozhat...@gmail.com> Reviewed-by: Steven Rostedt <rost...@goodmis.org> Reviewed-by: Petr Mladek <pmla...@suse.com> --- kernel/printk/printk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index a3ce35e..9f2f44a 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -1902,7 +1902,7 @@ EXPORT_SYMBOL(vprintk_emit); asmlinkage int vprintk(const char *fmt, va_list args) { - return vprintk_emit(0, LOGLEVEL_DEFAULT, NULL, 0, fmt, args); + return vprintk_func(fmt, args); } EXPORT_SYMBOL(vprintk); -- 2.10.2