Lguest guests don't use the TSC, and so we must disable it otherwise
sched-clock.c barfs.
Also, we no longer need to explicitly set the PGE feature bit:
cpu_detect->cpuid->lguest_cpuid does that for us now that cpu_detect
uses paravirt_ops (IIRC it used to do a direct cpuid from assembler).
Signed-off-by: Rusty Russell <[EMAIL PROTECTED]>
diff -r fd2ae7085ca2 drivers/lguest/lguest.c
--- a/drivers/lguest/lguest.c Fri May 18 11:04:27 2007 +1000
+++ b/drivers/lguest/lguest.c Fri May 18 12:11:16 2007 +1000
@@ -504,10 +504,10 @@ __init void lguest_init(void *boot)
reserve_top_address(lguest_data.reserve_mem);
cpu_detect(&new_cpu_data);
- /* Need this before paging_init. */
- set_bit(X86_FEATURE_PGE, new_cpu_data.x86_capability);
/* Math is always hard! */
new_cpu_data.hard_math = 1;
+
+ tsc_disable = 1;
#ifdef CONFIG_X86_MCE
mce_disabled = 1;
-
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