forked from mirrors/linux
47ae4b05d0
Add generic virtualization support for pinning the current vCPU to a specified physical CPU. As this operation isn't performance critical (a very limited set of operations like BIOS calls and SMIs is expected to need this) just add a hypervisor specific indirection. Signed-off-by: Juergen Gross <jgross@suse.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Douglas_Warzecha@dell.com Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: akataria@vmware.com Cc: boris.ostrovsky@oracle.com Cc: chrisw@sous-sol.org Cc: david.vrabel@citrix.com Cc: hpa@zytor.com Cc: jdelvare@suse.com Cc: jeremy@goop.org Cc: linux@roeck-us.net Cc: pali.rohar@gmail.com Cc: rusty@rustcorp.com.au Cc: virtualization@lists.linux-foundation.org Cc: xen-devel@lists.xenproject.org Link: http://lkml.kernel.org/r/1472453327-19050-3-git-send-email-jgross@suse.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
17 lines
289 B
C
17 lines
289 B
C
#ifndef __LINUX_HYPEVISOR_H
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#define __LINUX_HYPEVISOR_H
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/*
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* Generic Hypervisor support
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* Juergen Gross <jgross@suse.com>
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*/
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#ifdef CONFIG_HYPERVISOR_GUEST
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#include <asm/hypervisor.h>
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#else
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static inline void hypervisor_pin_vcpu(int cpu)
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{
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}
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#endif
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#endif /* __LINUX_HYPEVISOR_H */
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