diff options
Diffstat (limited to 'kernel/printk')
| -rw-r--r-- | kernel/printk/printk.c | 14 | ||||
| -rw-r--r-- | kernel/printk/printk_safe.c | 7 |
2 files changed, 8 insertions, 13 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index 3132d6f860a8..8c14835be46c 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -35,7 +35,6 @@ #include <linux/memblock.h> #include <linux/syscalls.h> #include <linux/crash_core.h> -#include <linux/kdb.h> #include <linux/ratelimit.h> #include <linux/kmsg_dump.h> #include <linux/syslog.h> @@ -2047,18 +2046,7 @@ EXPORT_SYMBOL(vprintk); int vprintk_default(const char *fmt, va_list args) { - int r; - -#ifdef CONFIG_KGDB_KDB - /* Allow to pass printk() to kdb but avoid a recursion. */ - if (unlikely(kdb_trap_printk && kdb_printf_cpu < 0)) { - r = vkdb_printf(KDB_MSGSRC_PRINTK, fmt, args); - return r; - } -#endif - r = vprintk_emit(0, LOGLEVEL_DEFAULT, NULL, 0, fmt, args); - - return r; + return vprintk_emit(0, LOGLEVEL_DEFAULT, NULL, 0, fmt, args); } EXPORT_SYMBOL_GPL(vprintk_default); diff --git a/kernel/printk/printk_safe.c b/kernel/printk/printk_safe.c index 4242403316bb..50aeae770434 100644 --- a/kernel/printk/printk_safe.c +++ b/kernel/printk/printk_safe.c @@ -6,6 +6,7 @@ #include <linux/preempt.h> #include <linux/spinlock.h> #include <linux/debug_locks.h> +#include <linux/kdb.h> #include <linux/smp.h> #include <linux/cpumask.h> #include <linux/irq_work.h> @@ -360,6 +361,12 @@ void __printk_safe_exit(void) __printf(1, 0) int vprintk_func(const char *fmt, va_list args) { +#ifdef CONFIG_KGDB_KDB + /* Allow to pass printk() to kdb but avoid a recursion. */ + if (unlikely(kdb_trap_printk && kdb_printf_cpu < 0)) + return vkdb_printf(KDB_MSGSRC_PRINTK, fmt, args); +#endif + /* * Try to use the main logbuf even in NMI. But avoid calling console * drivers that might have their own locks. |