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thinLTO is linking with one thread? #1847

@nickdesaulniers

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@nickdesaulniers

Doing an x86 defconfig build with CONFIG_LTO_CLANG_THIN=y enabled, I'm seeing only 1 thread being used by LLD during LD vmlinux.o. Is that expected/a regression?

cc @samitolvanen @MaskRay

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    [FEATURE] LTORelated to building the kernel with LLVM Link Time OptimizationquestionQuestion asked by issue author.

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