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Jim Mattson 95b065bf5c KVM: x86/pmu: Use different raw event masks for AMD and Intel
The third nybble of AMD's event select overlaps with Intel's IN_TX and
IN_TXCP bits. Therefore, we can't use AMD64_RAW_EVENT_MASK on Intel
platforms that support TSX.

Declare a raw_event_mask in the kvm_pmu structure, initialize it in
the vendor-specific pmu_refresh() functions, and use that mask for
PERF_TYPE_RAW configurations in reprogram_gp_counter().

Fixes: 710c476514 ("KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW")
Signed-off-by: Jim Mattson <jmattson@google.com>
Message-Id: <20220308012452.3468611-1-jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-02 05:34:40 -04:00
arch KVM: x86/pmu: Use different raw event masks for AMD and Intel 2022-04-02 05:34:40 -04:00
block
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Documentation KVM: Don't actually set a request when evicting vCPUs for GFN cache invd 2022-04-02 05:34:39 -04:00
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include KVM: Don't actually set a request when evicting vCPUs for GFN cache invd 2022-04-02 05:34:39 -04:00
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virt KVM: Don't actually set a request when evicting vCPUs for GFN cache invd 2022-04-02 05:34:39 -04:00
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Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.