aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/kernel/paravirt-spinlocks.c
blob: bbb6c7316341f806dc3cb3a5bdce52cbb28de2a3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
/*
 * Split spinlock implementation out into its own file, so it can be
 * compiled in a FTRACE-compatible way.
 */
#include <linux/spinlock.h>
#include <linux/module.h>
#include <linux/jump_label.h>

#include <asm/paravirt.h>

struct pv_lock_ops pv_lock_ops = {
#ifdef CONFIG_SMP
	.lock_spinning = __PV_IS_CALLEE_SAVE(paravirt_nop),
	.unlock_kick = paravirt_nop,
#endif
};
EXPORT_SYMBOL(pv_lock_ops);

struct static_key paravirt_ticketlocks_enabled = STATIC_KEY_INIT_FALSE;
EXPORT_SYMBOL(paravirt_ticketlocks_enabled);

Privacy Policy