From 16588f659257495212ac6b9beaf008d9b19e8165 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 18 Dec 2016 15:06:27 +0100
Subject: [PATCH] x86/tsc: Annotate printouts as firmware bug
Make it more obvious that the BIOS is screwed up.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Roland Scheidegger <rscheidegger_lists@hispeed.ch>
Cc: Bruce Schlobohm <bruce.schlobohm@intel.com>
Cc: Kevin Stanton <kevin.b.stanton@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
---
arch/x86/kernel/tsc_sync.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c
index 9151f0ce6a428..1d8508fd15f7f 100644
--- a/arch/x86/kernel/tsc_sync.c
+++ b/arch/x86/kernel/tsc_sync.c
@@ -76,7 +76,8 @@ static void tsc_sanitize_first_cpu(struct tsc_adjust *cur, s64 bootval,
* deadline timer creates an interrupt storm. Sigh!
*/
if ((bootcpu && bootval != 0) || (!bootcpu && bootval < 0)) {
- pr_warn("TSC ADJUST: CPU%u: %lld force to 0\n", cpu, bootval);
+ pr_warn(FW_BUG "TSC ADJUST: CPU%u: %lld force to 0\n", cpu,
+ bootval);
wrmsrl(MSR_IA32_TSC_ADJUST, 0);
bootval = 0;
}
@@ -141,7 +142,7 @@ bool tsc_store_and_check_tsc_adjust(bool bootcpu)
* package.
*/
if (bootval != ref->bootval) {
- pr_warn("TSC ADJUST differs: Reference CPU%u: %lld CPU%u: %lld\n",
+ pr_warn(FW_BUG "TSC ADJUST differs: Reference CPU%u: %lld CPU%u: %lld\n",
refcpu, ref->bootval, cpu, bootval);
}
/*
--
2.30.2