unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
1
Fork 0
Code Pull requests 5 Wiki Activity

x86: export check_tsc_unstable

Browse source 
Exporrt check_tsc_unstable function as GPL symbol. lguest is
a user of it.

Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Glauber de Oliveira Costa 2008-01-30 13:33:24 +01:00 committed by Ingo Molnar
parent 518edc93f8
commit dbae595249
1 changed files with 3 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
arch/x86/kernel/tsc_64.c
View file

@ -92,10 +92,12 @@ sched_clock(void) __attribute__((alias("native_sched_clock")));
static int tsc_unstable;
inline int check_tsc_unstable(void)
int check_tsc_unstable(void)
{
return tsc_unstable;
}
EXPORT_SYMBOL_GPL(check_tsc_unstable);
#ifdef CONFIG_CPU_FREQ
/* Frequency scaling support. Adjust the TSC based timer when the cpu frequency