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Groups > linux.kernel > #1708865
| From | tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [tip:x86/platform] x86/hyper-v: Include hyperv/ only when CONFIG_HYPERV is set |
| Date | 2017-08-10 18:50 +0200 |
| Message-ID | <ucYOK-8aT-39@gated-at.bofh.it> (permalink) |
| References | <ua4nF-3Eo-39@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Commit-ID: 79cadff2d92bb8b1448f6dba6861d15adc3dc4cb
Gitweb: http://git.kernel.org/tip/79cadff2d92bb8b1448f6dba6861d15adc3dc4cb
Author: Vitaly Kuznetsov <vkuznets@redhat.com>
AuthorDate: Wed, 2 Aug 2017 18:09:13 +0200
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Thu, 10 Aug 2017 16:50:22 +0200
x86/hyper-v: Include hyperv/ only when CONFIG_HYPERV is set
Code is arch/x86/hyperv/ is only needed when CONFIG_HYPERV is set, the
'basic' support and detection lives in arch/x86/kernel/cpu/mshyperv.c
which is included when CONFIG_HYPERVISOR_GUEST is set.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Stephen Hemminger <sthemmin@microsoft.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Jork Loeser <Jork.Loeser@microsoft.com>
Cc: K. Y. Srinivasan <kys@microsoft.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Simon Xiao <sixiao@microsoft.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: devel@linuxdriverproject.org
Link: http://lkml.kernel.org/r/20170802160921.21791-2-vkuznets@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/Kbuild | 2 +-
arch/x86/include/asm/mshyperv.h | 7 ++++++-
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/x86/Kbuild b/arch/x86/Kbuild
index 586b786..3e6f640 100644
--- a/arch/x86/Kbuild
+++ b/arch/x86/Kbuild
@@ -8,7 +8,7 @@ obj-$(CONFIG_KVM) += kvm/
obj-$(CONFIG_XEN) += xen/
# Hyper-V paravirtualization support
-obj-$(CONFIG_HYPERVISOR_GUEST) += hyperv/
+obj-$(subst m,y,$(CONFIG_HYPERV)) += hyperv/
# lguest paravirtualization support
obj-$(CONFIG_LGUEST_GUEST) += lguest/
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index 2b58c8c..baea267 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -173,7 +173,12 @@ void hyperv_init(void);
void hyperv_report_panic(struct pt_regs *regs);
bool hv_is_hypercall_page_setup(void);
void hyperv_cleanup(void);
-#endif
+#else /* CONFIG_HYPERV */
+static inline void hyperv_init(void) {}
+static inline bool hv_is_hypercall_page_setup(void) { return false; }
+static inline void hyperv_cleanup(void) {}
+#endif /* CONFIG_HYPERV */
+
#ifdef CONFIG_HYPERV_TSCPAGE
struct ms_hyperv_tsc_page *hv_get_tsc_page(void);
static inline u64 hv_read_tsc_page(const struct ms_hyperv_tsc_page *tsc_pg)
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[PATCH v10 0/9] Hyper-V: paravirtualized remote TLB flushing and hypercall improvements Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:10 +0200
[PATCH v10 1/9] x86/hyper-v: include hyperv/ only when CONFIG_HYPERV is set Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:10 +0200
[tip:x86/platform] x86/hyper-v: Include hyperv/ only when CONFIG_HYPERV is set tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> - 2017-08-10 18:50 +0200
[PATCH v10 3/9] x86/hyper-v: fast hypercall implementation Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:10 +0200
[tip:x86/platform] x86/hyper-v: Introduce fast hypercall implementation tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> - 2017-08-10 18:50 +0200
[PATCH v10 7/9] x86/hyper-v: use hypercall for remote TLB flush Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:20 +0200
[tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> - 2017-08-10 18:50 +0200
[tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> - 2017-08-10 20:30 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-10 21:00 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-10 21:30 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-11 11:10 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush "Kirill A. Shutemov" <kirill@shutemov.name> - 2017-08-11 13:30 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Linus Torvalds <torvalds@linux-foundation.org> - 2017-08-11 18:20 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-11 18:30 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-11 11:30 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-11 13:00 +0200
Re: [Xen-devel] [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Andrew Cooper <andrew.cooper3@citrix.com> - 2017-08-11 13:10 +0200
Re: [Xen-devel] [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-11 14:10 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Juergen Gross <jgross@suse.com> - 2017-08-11 14:30 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-11 14:40 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Juergen Gross <jgross@suse.com> - 2017-08-11 14:50 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-11 15:00 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Juergen Gross <jgross@suse.com> - 2017-08-11 15:10 +0200
Re: [tip:x86/platform] x86/hyper-v: Use hypercall for remote TLB flush Peter Zijlstra <peterz@infradead.org> - 2017-08-11 15:50 +0200
[PATCH v10 4/9] hyper-v: use fast hypercall for HVCALL_SIGNAL_EVENT Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:20 +0200
[tip:x86/platform] hyper-v: Use fast hypercall for HVCALL_SIGNAL_EVENT tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> - 2017-08-10 18:50 +0200
[PATCH v10 5/9] x86/hyper-v: implement rep hypercalls Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:20 +0200
[tip:x86/platform] x86/hyper-v: Implement rep hypercalls tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> - 2017-08-10 18:50 +0200
[PATCH v10 8/9] x86/hyper-v: support extended CPU ranges for TLB flush hypercalls Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:20 +0200
[PATCH v10 9/9] tracing/hyper-v: trace hyperv_mmu_flush_tlb_others() Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:20 +0200
[PATCH v10 6/9] hyper-v: globalize vp_index Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-02 18:20 +0200
[tip:x86/platform] hyper-v: Globalize vp_index tip-bot for Vitaly Kuznetsov <tipbot@zytor.com> - 2017-08-10 18:50 +0200
Re: [PATCH v10 0/9] Hyper-V: paravirtualized remote TLB flushing and hypercall improvements Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-10 14:00 +0200
Re: [PATCH v10 0/9] Hyper-V: paravirtualized remote TLB flushing and hypercall improvements Ingo Molnar <mingo@kernel.org> - 2017-08-10 17:20 +0200
Re: [PATCH v10 0/9] Hyper-V: paravirtualized remote TLB flushing and hypercall improvements Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-10 17:20 +0200
Re: [PATCH v10 0/9] Hyper-V: paravirtualized remote TLB flushing and hypercall improvements Vitaly Kuznetsov <vkuznets@redhat.com> - 2017-08-10 19:10 +0200
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