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Some risc-v software function support of Linux 5.9 merge window

via:开源中国     time:2020/8/9 9:31:13     readed:119

The mutual development between Linux and risc-v is becoming more and more. For example, some developers recently added a series of risc-v UEFI support patches for Linux. From the mailing list, we can see that a number of risc-v support programs have been proposed in the current Linux kernel 5.9 merge window phase.

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The new kernel features provided by these patches include:

  • ARCH_ SUPPORTS_ ATOMIC_ RMW to allow OSQ locking to be enabled

  • Supporting NO_HZ_FULL, on RISC-V can be important for HPC and real-time workloads

  • KMemleak support for detecting kernel memory leaks

  • Stack protector for buffer overflow protection

  • Support VM debugging

  • Support jump_ LABEL

Please refer to:https://lkml.org/lkml/2020/8/6/948

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