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Commit 16588f65 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

x86/tsc: Annotate printouts as firmware bug 



Make it more obvious that the BIOS is screwed up.

Signed-off-by: default avatarThomas 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>
parent 5bae1562

arch/x86/kernel/tsc_sync.c

+3 −2
Original line number Diff line number Diff line
@@ -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);

	}

	/*