From 422b6023ed87c8bc7be4a02282f1fe588ed70f7b Mon Sep 17 00:00:00 2001 From: Denis Mukhin Date: Fri, 6 Jun 2025 20:11:17 +0000 Subject: [PATCH] xen/console: introduce CONSOLE_PREFIX Add CONSOLE_PREFIX symbol to keep the prefix of the hypervisor's diagnostic messages. No functional change. Signed-off-by: Denis Mukhin Reviewed-by: Stefano Stabellini --- xen/drivers/char/console.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/xen/drivers/char/console.c b/xen/drivers/char/console.c index c5afac9f72..963c7b043c 100644 --- a/xen/drivers/char/console.c +++ b/xen/drivers/char/console.c @@ -61,6 +61,9 @@ enum { CONSOLE_ALL = CONSOLE_DEFAULT | CONSOLE_RING, }; +/* Prefix for hypervisor's diagnostic console messages. */ +#define CONSOLE_PREFIX "(XEN) " + static void console_send(const char *str, size_t len, unsigned int flags); /* console: comma-separated list of console outputs. */ @@ -1016,7 +1019,7 @@ static void vprintk_common(const char *fmt, va_list args, const char *prefix) void vprintk(const char *fmt, va_list args) { - vprintk_common(fmt, args, "(XEN) "); + vprintk_common(fmt, args, CONSOLE_PREFIX); } void printk(const char *fmt, ...) @@ -1295,7 +1298,7 @@ int __printk_ratelimit(int ratelimit_ms, int ratelimit_burst) snprintf(lost_str, sizeof(lost_str), "%d", lost); /* console_lock may already be acquired by printk(). */ rspin_lock(&console_lock); - printk_start_of_line("(XEN) "); + printk_start_of_line(CONSOLE_PREFIX); __putstr("printk: "); __putstr(lost_str); __putstr(" messages suppressed.\n");