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path: root/arch/x86/kernel/vsmp_64.c
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Diffstat (limited to 'arch/x86/kernel/vsmp_64.c')
-rw-r--r--arch/x86/kernel/vsmp_64.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c
index a688f3bfaec..a1d804bcd48 100644
--- a/arch/x86/kernel/vsmp_64.c
+++ b/arch/x86/kernel/vsmp_64.c
@@ -37,6 +37,7 @@ static unsigned long vsmp_save_fl(void)
flags &= ~X86_EFLAGS_IF;
return flags;
}
+PV_CALLEE_SAVE_REGS_THUNK(vsmp_save_fl);
static void vsmp_restore_fl(unsigned long flags)
{
@@ -46,6 +47,7 @@ static void vsmp_restore_fl(unsigned long flags)
flags |= X86_EFLAGS_AC;
native_restore_fl(flags);
}
+PV_CALLEE_SAVE_REGS_THUNK(vsmp_restore_fl);
static void vsmp_irq_disable(void)
{
@@ -53,6 +55,7 @@ static void vsmp_irq_disable(void)
native_restore_fl((flags & ~X86_EFLAGS_IF) | X86_EFLAGS_AC);
}
+PV_CALLEE_SAVE_REGS_THUNK(vsmp_irq_disable);
static void vsmp_irq_enable(void)
{
@@ -60,6 +63,7 @@ static void vsmp_irq_enable(void)
native_restore_fl((flags | X86_EFLAGS_IF) & (~X86_EFLAGS_AC));
}
+PV_CALLEE_SAVE_REGS_THUNK(vsmp_irq_enable);
static unsigned __init_or_module vsmp_patch(u8 type, u16 clobbers, void *ibuf,
unsigned long addr, unsigned len)
@@ -90,10 +94,10 @@ static void __init set_vsmp_pv_ops(void)
cap, ctl);
if (cap & ctl & (1 << 4)) {
/* Setup irq ops and turn on vSMP IRQ fastpath handling */
- pv_irq_ops.irq_disable = vsmp_irq_disable;
- pv_irq_ops.irq_enable = vsmp_irq_enable;
- pv_irq_ops.save_fl = vsmp_save_fl;
- pv_irq_ops.restore_fl = vsmp_restore_fl;
+ pv_irq_ops.irq_disable = PV_CALLEE_SAVE(vsmp_irq_disable);
+ pv_irq_ops.irq_enable = PV_CALLEE_SAVE(vsmp_irq_enable);
+ pv_irq_ops.save_fl = PV_CALLEE_SAVE(vsmp_save_fl);
+ pv_irq_ops.restore_fl = PV_CALLEE_SAVE(vsmp_restore_fl);
pv_init_ops.patch = vsmp_patch;
ctl &= ~(1 << 4);
@@ -135,6 +139,7 @@ int is_vsmp_box(void)
return 0;
}
}
+
#else
static void __init detect_vsmp_box(void)
{
@@ -144,7 +149,6 @@ int is_vsmp_box(void)
return 0;
}
#endif
-
void __init vsmp_init(void)
{
detect_vsmp_box();