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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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5927145efd
There were only a few Pentium Pro multiprocessors systems where this errata applied. They are more than 20 years old now, and we've slowly dropped places which put the workarounds in and discouraged anyone from enabling the workaround. Get rid of it for good. Tested-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Joerg Roedel <joro@8bytes.org> Cc: Jon Mason <jdmason@kudzu.us> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Muli Ben-Yehuda <mulix@mulix.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: iommu@lists.linux-foundation.org Link: http://lkml.kernel.org/r/20180319103826.12853-2-hch@lst.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
32 lines
624 B
C
32 lines
624 B
C
// SPDX-License-Identifier: GPL-2.0
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#define BUILD_VDSO32
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#ifndef CONFIG_CC_OPTIMIZE_FOR_SIZE
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#undef CONFIG_OPTIMIZE_INLINING
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#endif
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#ifdef CONFIG_X86_64
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/*
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* in case of a 32 bit VDSO for a 64 bit kernel fake a 32 bit kernel
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* configuration
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*/
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#undef CONFIG_64BIT
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#undef CONFIG_X86_64
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#undef CONFIG_PGTABLE_LEVELS
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#undef CONFIG_ILLEGAL_POINTER_VALUE
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#undef CONFIG_SPARSEMEM_VMEMMAP
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#undef CONFIG_NR_CPUS
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#define CONFIG_X86_32 1
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#define CONFIG_PGTABLE_LEVELS 2
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#define CONFIG_PAGE_OFFSET 0
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#define CONFIG_ILLEGAL_POINTER_VALUE 0
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#define CONFIG_NR_CPUS 1
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#define BUILD_VDSO32_64
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#endif
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#include "../vclock_gettime.c"
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