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x86/paravirt: Move the Xen-only pv_cpu_ops under the PARAVIRT_XXL umbrella

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Most of the paravirt ops defined in pv_cpu_ops are for Xen PV guests
only. Define them only if CONFIG_PARAVIRT_XXL is set.

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: xen-devel@lists.xenproject.org
Cc: virtualization@lists.linux-foundation.org
Cc: akataria@vmware.com
Cc: rusty@rustcorp.com.au
Cc: boris.ostrovsky@oracle.com
Cc: hpa@zytor.com
Link: https://lkml.kernel.org/r/20180828074026.820-13-jgross@suse.com
This commit is contained in:
Juergen Gross
2018-08-28 09:40:23 +02:00
committed by Thomas Gleixner
parent 40181646db
commit 9bad5658ea
16 changed files with 78 additions and 22 deletions
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16
arch/x86/include/asm/irqflags.h
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@@ -122,6 +122,16 @@ static inline notrace unsigned long arch_local_irq_save(void)
#define ENABLE_INTERRUPTS(x) sti
#define DISABLE_INTERRUPTS(x) cli
#ifdef CONFIG_X86_64
#ifdef CONFIG_DEBUG_ENTRY
#define SAVE_FLAGS(x) pushfq; popq %rax
#endif
#endif
#endif /* __ASSEMBLY__ */
#endif /* CONFIG_PARAVIRT */
#ifndef CONFIG_PARAVIRT_XXL
#ifdef __ASSEMBLY__
#ifdef CONFIG_X86_64
#define SWAPGS swapgs
/*
@@ -143,16 +153,12 @@ static inline notrace unsigned long arch_local_irq_save(void)
swapgs; \
sysretl
#ifdef CONFIG_DEBUG_ENTRY
#define SAVE_FLAGS(x) pushfq; popq %rax
#endif
#else
#define INTERRUPT_RETURN iret
#endif
#endif /* __ASSEMBLY__ */
#endif /* CONFIG_PARAVIRT */
#endif /* CONFIG_PARAVIRT_XXL */
#ifndef __ASSEMBLY__
static inline int arch_irqs_disabled_flags(unsigned long flags)