x86/mce: Remove !banks check
authorBorislav Petkov <bp@suse.de>
Fri, 22 Jun 2018 09:54:25 +0000 (11:54 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Fri, 22 Jun 2018 12:37:22 +0000 (14:37 +0200)
If we don't have MCA banks, we won't see machine checks anyway. Drop the
check.

Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20180622095428.626-5-bp@alien8.de
arch/x86/kernel/cpu/mcheck/mce.c

index 1880483..8ac2ea2 100644 (file)
@@ -1187,9 +1187,6 @@ void do_machine_check(struct pt_regs *regs, long error_code)
 
        this_cpu_inc(mce_exception_count);
 
-       if (!cfg->banks)
-               goto out;
-
        mce_gather_info(&m, regs);
        m.tsc = rdtsc();
 
@@ -1329,7 +1326,7 @@ void do_machine_check(struct pt_regs *regs, long error_code)
        if (worst > 0)
                mce_report_event(regs);
        mce_wrmsrl(MSR_IA32_MCG_STATUS, 0);
-out:
+
        sync_core();
 
        if (worst != MCE_AR_SEVERITY && !kill_it)