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-rw-r--r--include/linux/kdb.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/kdb.h b/include/linux/kdb.h
index 75ae2e2631fc..a19bcf9e762e 100644
--- a/include/linux/kdb.h
+++ b/include/linux/kdb.h
@@ -156,8 +156,14 @@ typedef enum {
KDB_REASON_SYSTEM_NMI, /* In NMI due to SYSTEM cmd; regs valid */
} kdb_reason_t;
+enum kdb_msgsrc {
+ KDB_MSGSRC_INTERNAL, /* direct call to kdb_printf() */
+ KDB_MSGSRC_PRINTK, /* trapped from printk() */
+};
+
extern int kdb_trap_printk;
-extern __printf(1, 0) int vkdb_printf(const char *fmt, va_list args);
+extern __printf(2, 0) int vkdb_printf(enum kdb_msgsrc src, const char *fmt,
+ va_list args);
extern __printf(1, 2) int kdb_printf(const char *, ...);
typedef __printf(1, 2) int (*kdb_printf_t)(const char *, ...);