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    Subject[patch] x86: Kill bogus MTRR warning when running under vmware
    x86: Kill bogus MTRR warning when running under vmware

    The warning is suppressed when running under KVM, but VMware
    guests also have empty MTRRs.

    Fixes:
    https://bugzilla.redhat.com/show_bug.cgi?id=468845

    Signed-off-by: Chuck Ebbert <cebbert@redhat.com>

    Index: linux-2.6.27.noarch/arch/x86/kernel/cpu/mtrr/main.c
    ===================================================================
    --- linux-2.6.27.noarch.orig/arch/x86/kernel/cpu/mtrr/main.c
    +++ linux-2.6.27.noarch/arch/x86/kernel/cpu/mtrr/main.c
    @@ -1495,11 +1495,8 @@ int __init mtrr_trim_uncached_memory(uns
    }

    /* kvm/qemu doesn't have mtrr set right, don't trim them all */
    - if (!highest_pfn) {
    - WARN(!kvm_para_available(), KERN_WARNING
    - "WARNING: strange, CPU MTRRs all blank?\n");
    + if (!highest_pfn)
    return 0;
    - }

    /* check entries number */
    memset(num, 0, sizeof(num));

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      Last update: 2008-10-31 22:07    [W:0.022 / U:151.776 seconds]
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