Messages in this thread | | | Date | Wed, 19 May 2021 08:56:58 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH RFC 0/3] riscv: Add DMA_COHERENT support |
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On Tue, May 18, 2021 at 11:54:31PM -0700, Drew Fustini wrote: > Isn't it a good goal for Linux to support the capabilities present in > the SoC that a currently being fab'd? > > I believe the CMO group only started last year [1] so the RV64GC SoCs > that are going into mass production this year would not have had the > opporuntiy of utilizing any RISC-V ISA extension for handling cache > management.
Then the vendors need to push harder. This problem has been known for years but ignored by the vendors.
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