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x86/xen: Mark xen_hvm_need_lapic() and xen_x2apic_para_available() as __init 

.. as they are only called at early bootup stage. In fact, other
functions in x86_hyper_xen_hvm.init.* are all marked as __init.

Unexport xen_hvm_need_lapic as it's never used outside.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@oracle.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Signed-off-by: Juergen Gross <jgross@suse.com>
This commit is contained in:
Zhenzhong Duan 2019-07-11 20:02:08 +08:00 committed by Juergen Gross
parent 814bbf49dc
commit 1b37683cda
2 changed files with 4 additions and 5 deletions
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6
arch/x86/include/asm/xen/hypervisor.h
View File

@ -44,14 +44,14 @@ static inline uint32_t xen_cpuid_base(void)
}
#ifdef CONFIG_XEN
extern bool xen_hvm_need_lapic(void);
extern bool __init xen_hvm_need_lapic(void);
static inline bool xen_x2apic_para_available(void)
static inline bool __init xen_x2apic_para_available(void)
{
return xen_hvm_need_lapic();
}
#else
static inline bool xen_x2apic_para_available(void)
static inline bool __init xen_x2apic_para_available(void)
{
return (xen_cpuid_base() != 0);
}

3
arch/x86/xen/enlighten_hvm.c
View File

@ -218,7 +218,7 @@ static __init int xen_parse_nopv(char *arg)
}
early_param("xen_nopv", xen_parse_nopv);
bool xen_hvm_need_lapic(void)
bool __init xen_hvm_need_lapic(void)
{
if (xen_nopv)
return false;
@ -230,7 +230,6 @@ bool xen_hvm_need_lapic(void)
return false;
return true;
}
EXPORT_SYMBOL_GPL(xen_hvm_need_lapic);
static uint32_t __init xen_platform_hvm(void)
{