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Intel's Bus Lock Detection Might Be Ready For The Mainline Linux Kernel

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  • Intel's Bus Lock Detection Might Be Ready For The Mainline Linux Kernel

    Phoronix: Intel's Bus Lock Detection Might Be Ready For The Mainline Linux Kernel

    For longer than the past year Intel engineers have been working on wiring up the Linux kernel support to handle split lock detection and bus lock detection. Back in Linux 5.7 the split lock detection landed for warning or even killing the offending software should a split lock occur due to the significant performance impact and possible denial of service. Now it's looking like the bus lock detection code could be ready for mainline...

    https://www.phoronix.com/scan.php?pa...Detection-2021

  • #2
    Could somebody write an example of code which will generate the lock? I read Intel and stackoverflow and it is completely unclear when the bus lock does happen. Everybody writes in generic phrases.

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