x86/timers: Move simple_udelay_calibration past init_hypervisor_platform
authorJan Kiszka <jan.kiszka@siemens.com>
Wed, 24 May 2017 18:04:41 +0000 (20:04 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Fri, 26 May 2017 11:04:09 +0000 (13:04 +0200)
This ensures that adjustments to x86_platform done by the hypervisor
setup is already respected by this simple calibration.

The current user of this, introduced by 1b5aeebf3a92 ("x86/earlyprintk:
Add support for earlyprintk via USB3 debug port"), comes much later
into play.

Fixes: dd759d93f4dd ("x86/timers: Add simple udelay calibration")
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: http://lkml.kernel.org/r/5e89fe60-aab3-2c1c-aba8-32f8ad376189@siemens.com
arch/x86/kernel/setup.c

index 0b4d3c686b1ef94463c8caabce01e38404d1b8c1..f818236950140fa0e3ccfc013e31857676db4f77 100644 (file)
@@ -980,8 +980,6 @@ void __init setup_arch(char **cmdline_p)
         */
        x86_configure_nx();
 
-       simple_udelay_calibration();
-
        parse_early_param();
 
 #ifdef CONFIG_MEMORY_HOTPLUG
@@ -1041,6 +1039,8 @@ void __init setup_arch(char **cmdline_p)
         */
        init_hypervisor_platform();
 
+       simple_udelay_calibration();
+
        x86_init.resources.probe_roms();
 
        /* after parse_early_param, so could debug it */