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Commit Graph

10 Commits

Author SHA1 Message Date
Avi Kivity
e9bda6f6f9 Merge branch 'queue' into next
Merge patches queued during the run-up to the merge window.

* queue: (25 commits)
  KVM: Choose better candidate for directed yield
  KVM: Note down when cpu relax intercepted or pause loop exited
  KVM: Add config to support ple or cpu relax optimzation
  KVM: switch to symbolic name for irq_states size
  KVM: x86: Fix typos in pmu.c
  KVM: x86: Fix typos in lapic.c
  KVM: x86: Fix typos in cpuid.c
  KVM: x86: Fix typos in emulate.c
  KVM: x86: Fix typos in x86.c
  KVM: SVM: Fix typos
  KVM: VMX: Fix typos
  KVM: remove the unused parameter of gfn_to_pfn_memslot
  KVM: remove is_error_hpa
  KVM: make bad_pfn static to kvm_main.c
  KVM: using get_fault_pfn to get the fault pfn
  KVM: MMU: track the refcount when unmap the page
  KVM: x86: remove unnecessary mark_page_dirty
  KVM: MMU: Avoid handling same rmap_pde in kvm_handle_hva_range()
  KVM: MMU: Push trace_kvm_age_page() into kvm_age_rmapp()
  KVM: MMU: Add memslot parameter to hva handlers
  ...

Signed-off-by: Avi Kivity <avi@redhat.com>
2012-07-26 11:54:21 +03:00
Guo Chao
c7a7062fa0 KVM: x86: Fix typos in pmu.c
Signed-off-by: Guo Chao <yan@linux.vnet.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
2012-07-20 15:27:00 -03:00
Robert Richter
15c7ad51ad perf/x86: Rename Intel specific macros
There are macros that are Intel specific and not x86 generic. Rename
them into INTEL_*.

This patch removes X86_PMC_IDX_GENERIC and does:

 $ sed -i -e 's/X86_PMC_MAX_/INTEL_PMC_MAX_/g'           \
         arch/x86/include/asm/kvm_host.h                 \
         arch/x86/include/asm/perf_event.h               \
         arch/x86/kernel/cpu/perf_event.c                \
         arch/x86/kernel/cpu/perf_event_p4.c             \
         arch/x86/kvm/pmu.c
 $ sed -i -e 's/X86_PMC_IDX_FIXED/INTEL_PMC_IDX_FIXED/g' \
         arch/x86/include/asm/perf_event.h               \
         arch/x86/kernel/cpu/perf_event.c                \
         arch/x86/kernel/cpu/perf_event_intel.c          \
         arch/x86/kernel/cpu/perf_event_intel_ds.c       \
         arch/x86/kvm/pmu.c
 $ sed -i -e 's/X86_PMC_MSK_/INTEL_PMC_MSK_/g'           \
         arch/x86/include/asm/perf_event.h               \
         arch/x86/kernel/cpu/perf_event.c

Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1340217996-2254-2-git-send-email-robert.richter@amd.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-07-05 21:19:39 +02:00
Gleb Natapov
f19a0c2c2e KVM: PMU emulation: GLOBAL_CTRL MSR should be enabled on reset
On reset all MPU counters should be enabled in GLOBAL_CTRL MSR.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2012-04-10 15:34:10 +03:00
Sasikantha babu
fea5295324 KVM: PMU: Fix integer constant is too large warning in kvm_pmu_set_msr()
Signed-off-by: Sasikantha babu <sasikanth.v19@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2012-04-05 19:04:08 +03:00
Gleb Natapov
62079d8a43 KVM: PMU: add proper support for fixed counter 2
Currently pmu emulation emulates fixed counter 2 as bus cycles
architectural counter, but since commit 9c1497ea59 perf has
pseudo encoding for it. Use it.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2012-03-08 14:13:34 +02:00
Gleb Natapov
fac3368310 KVM: PMU: Fix raw event check
If eventsel has EDGE, INV or CMASK set we should create raw counter for
it, but the check is done on a wrong variable. Fix it.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2012-03-08 14:13:26 +02:00
Gleb Natapov
a7b9d2ccc3 KVM: PMU: warn when pin control is set in eventsel msr
Print warning once if pin control bit is set in eventsel msr since
emulation does not support it yet.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2012-03-08 14:13:18 +02:00
Gleb Natapov
270c6c79f4 KVM: x86 emulator: correctly mask pmc index bits in RDPMC instruction emulation
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2012-03-08 14:10:24 +02:00
Gleb Natapov
f5132b0138 KVM: Expose a version 2 architectural PMU to a guests
Use perf_events to emulate an architectural PMU, version 2.

Based on PMU version 1 emulation by Avi Kivity.

[avi: adjust for cpuid.c]
[jan: fix anonymous field initialization for older gcc]

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2011-12-27 11:24:29 +02:00