Commit-ID: 16588f659257495212ac6b9beaf008d9b19e8165
Gitweb: http://git.kernel.org/tip/16588f659257495212ac6b9beaf008d9b19e8165
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sun, 18 Dec 2016 15:06:27 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sun, 18 Dec 2016 16:35:15 +0100
x86/tsc: Annotate printouts as firmware bug
Make it more obvious that the BIOS is screwed up.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Roland Scheidegger <rscheidegger_lists@xxxxxxxxxx>
Cc: Bruce Schlobohm <bruce.schlobohm@xxxxxxxxx>
Cc: Kevin Stanton <kevin.b.stanton@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
---
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 9151f0c..1d8508f 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);
}
/*
--
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