Linus Torvalds Trashes 5.8 Linux Kernel PatchLinus Torvalds has removed a patch in the next release of the Linux kernel intended to provide additional opt-in mitigation of attacks against the L1 data (L1D) CPU cache.
The patch from AWS engineer Balbir Singh was to provide "an opt-in (prctl driven) mechanism to flush the L1D cache on context switch. The goal is to allow tasks that are paranoid due to the recent snoop-assisted data sampling...
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