| From | Sergey Senozhatsky <> | Subject | [PATCHv7 1/8] printk: use vprintk_func in vprintk() | Date | Tue, 27 Dec 2016 23:16:04 +0900 |
| |
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.senozhatsky@gmail.com> Reviewed-by: Steven Rostedt <rostedt@goodmis.org> Reviewed-by: Petr Mladek <pmladek@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 6a7ebcb0bb6e..005f435271ca 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -1802,7 +1802,7 @@ 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); -- 2.11.0
|