diff mbox series

[XEN,v3,1/6] x86/vpmu: separate amd/intel vPMU code

Message ID 1deef9f4c7b362d8a0a33d0908293735953a066f.1715673586.git.Sergiy_Kibrik@epam.com (mailing list archive)
State Superseded
Headers show
Series x86: make Intel/AMD vPMU & MCE support configurable | expand

Commit Message

Sergiy Kibrik May 14, 2024, 8:18 a.m. UTC 
Build AMD vPMU when CONFIG_AMD is on, and Intel vPMU when CONFIG_INTEL
is on respectively, allowing for a plaftorm-specific build.

No functional change intended.

Signed-off-by: Sergiy Kibrik <Sergiy_Kibrik@epam.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Acked-by: Jan Beulich <jbeulich@suse.com>
CC: Andrew Cooper <andrew.cooper3@citrix.com>

---
changes in v3:
 - neither of the blank lines dropped
changes in v2:
 - drop static inline stubs, use #idef/#endif in vpmu_init)()
changes in v1:
 - switch to CONFIG_{AMD,INTEL} instead of CONFIG_{SVM,VMX}
---
 xen/arch/x86/cpu/Makefile | 4 +++-
 xen/arch/x86/cpu/vpmu.c   | 4 ++++
 2 files changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/xen/arch/x86/cpu/Makefile b/xen/arch/x86/cpu/Makefile
index 35561fe51d..eafce5f204 100644
--- a/xen/arch/x86/cpu/Makefile
+++ b/xen/arch/x86/cpu/Makefile
@@ -10,4 +10,6 @@  obj-y += intel.o
 obj-y += intel_cacheinfo.o
 obj-y += mwait-idle.o
 obj-y += shanghai.o
-obj-y += vpmu.o vpmu_amd.o vpmu_intel.o
+obj-y += vpmu.o
+obj-$(CONFIG_AMD) += vpmu_amd.o
+obj-$(CONFIG_INTEL) += vpmu_intel.o
diff --git a/xen/arch/x86/cpu/vpmu.c b/xen/arch/x86/cpu/vpmu.c
index b2e9881e06..a7bc0cd1fc 100644
--- a/xen/arch/x86/cpu/vpmu.c
+++ b/xen/arch/x86/cpu/vpmu.c
@@ -827,6 +827,7 @@  static int __init cf_check vpmu_init(void)
 
     switch ( vendor )
     {
+#ifdef CONFIG_AMD
     case X86_VENDOR_AMD:
         ops = amd_vpmu_init();
         break;
@@ -834,10 +835,13 @@  static int __init cf_check vpmu_init(void)
     case X86_VENDOR_HYGON:
         ops = hygon_vpmu_init();
         break;
+#endif
 
+#ifdef CONFIG_INTEL
     case X86_VENDOR_INTEL:
         ops = core2_vpmu_init();
         break;
+#endif
 
     default:
         printk(XENLOG_WARNING "VPMU: Unknown CPU vendor: %d. "