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SubjectRe: [PATCH v6 0/3] Add PMEM support for RISC-V
On Mon, Nov 14, 2022 at 10:11 PM Conor Dooley <conor@kernel.org> wrote:
>
> Hey Anup,
>
> Looks like patches 2 and 3 are failing for the nommu defconfigs:
> https://patchwork.kernel.org/project/linux-riscv/list/?series=694995
> Unfortunately, if the build fails NIPA doesn't appear to save a log.
>
> In case it's relevant, should be gcc-11 & bintutils 2.37.

I tried nommu defconfigs with gcc-12.1.0 and binutils-2.39 and I did
not see any failure.

Regards,
Anup

>
> Thanks,
> Conor.
>
> On Mon, Nov 14, 2022 at 02:35:33PM +0530, Anup Patel wrote:
> > The Linux NVDIMM PEM drivers require arch support to map and access the
> > persistent memory device. This series adds RISC-V PMEM support using
> > recently added Svpbmt and Zicbom support.
> >
> > First two patches are fixes and remaining two patches add the required
> > PMEM support for Linux RISC-V.
> >
> > These patches can also be found in riscv_pmem_v6 branch at:
> > https://github.com/avpatel/linux.git
> >
> > Changes since v5:
> > - Rebased on Linux-6.1-rc5
> > - Directly add pmem.o in obj-y of PATCH3
> > - Dropped PATCH1 since this is already merged.
> >
> > Changes since v4:
> > - Simplify PATCH2 by implementing RISC-V specific arch_memremap_wb()
> >
> > Changes since v3:
> > - Pickup correct version of Drew's patch as PATCH1
> >
> > Changes since v2:
> > - Rebased on Linux-6.1-rc1
> > - Replaced PATCH1 with the patch proposed by Drew
> >
> > Changes since v1:
> > - Fix error reported by test bot
> > https://lore.kernel.org/all/202208272028.IwrNZ0Ur-lkp@intel.com/
> >
> > Anup Patel (3):
> > RISC-V: Fix MEMREMAP_WB for systems with Svpbmt
> > RISC-V: Implement arch specific PMEM APIs
> > RISC-V: Enable PMEM drivers
> >
> > arch/riscv/Kconfig | 1 +
> > arch/riscv/configs/defconfig | 1 +
> > arch/riscv/include/asm/io.h | 5 +++++
> > arch/riscv/mm/Makefile | 1 +
> > arch/riscv/mm/pmem.c | 21 +++++++++++++++++++++
> > 5 files changed, 29 insertions(+)
> > create mode 100644 arch/riscv/mm/pmem.c
> >
> > --
> > 2.34.1
> >

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