linux-kernel - Re: [GIT PULL] RISC-V Patches for the 5.8 Merge Window, Part 1

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Message-ID: <CAOnJCU+jkYSVa-vMjabdnRpubK0c52VgjjVreC=07L_Vr3C64g@mail.gmail.com>
Date:   Thu, 4 Jun 2020 12:50:13 -0700
From:   Atish Patra <atishp@...shpatra.org>
To:     Palmer Dabbelt <palmer@...belt.com>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-riscv <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>
Subject: Re: [GIT PULL] RISC-V Patches for the 5.8 Merge Window, Part 1

On Thu, Jun 4, 2020 at 11:57 AM Palmer Dabbelt <palmer@...belt.com> wrote:
>
> The following changes since commit b9bbe6ed63b2b9f2c9ee5cbd0f2c946a2723f4ce:
>
>   Linux 5.7-rc6 (2020-05-17 16:48:37 -0700)
>
> are available in the Git repository at:
>
>   git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git tags/riscv-for-linus-5.8-mw0
>
> for you to fetch changes up to 09c0533d129ce460e6214c14f744ddbac3733889:
>
>   soc: sifive: l2 cache: Mark l2_get_priv_group as static (2020-05-28 15:57:49 -0700)
>
> ----------------------------------------------------------------
> RISC-V Patches for the 5.8 Merge Window, Part 1
>
> * The remainder of the code necessary to support the Kendryte K210.
>     * Support for building device trees into the kernel, as the K210 doesn't
>       have a bootloader that provides one.
>     * A K210 device tree and the associated defconfig update.
>     * Support for skipping PMP initialization on systems that trap on PMP
>       accesses rather than treating them as WARL.
> * Support for KGDB.
> * Improvements to text patching.
> * Some cleanups to the SiFive L2 cache driver.
>
> I may have a second part, but I wanted to get this out earlier rather than
> later as they've been ready to go for a while now.
>
Hi Palmer,
Can you also add the run time cpu hotplug fix patch if it is not too late?

https://patchwork.kernel.org/patch/11581221/

Without the patch, cpu hotplug will broken for 5.8-rc1 too.

> ----------------------------------------------------------------
> Damien Le Moal (1):
>       riscv: K210: Update defconfig
>
> Palmer Dabbelt (5):
>       riscv: Allow device trees to be built into the kernel
>       riscv: K210: Add a built-in device tree
>       RISC-V: Skip setting up PMPs on traps
>       soc: sifive: l2 cache: Eliminate an unsigned zero compare warning
>       soc: sifive: l2 cache: Mark l2_get_priv_group as static
>
> Vincent Chen (4):
>       kgdb: Add kgdb_has_hit_break function
>       riscv: Add KGDB support
>       riscv: Use the XML target descriptions to report 3 system registers
>       riscv: Add SW single-step support for KDB
>
> Yash Shah (2):
>       riscv: cacheinfo: Implement cache_get_priv_group with a generic ops structure
>       riscv: Add support to determine no. of L2 cache way enabled
>
> Zong Li (3):
>       riscv: Remove the 'riscv_' prefix of function name
>       riscv: Use NOKPROBE_SYMBOL() instead of __krpobes annotation
>       riscv: Use text_mutex instead of patch_lock
>
>  arch/riscv/Kbuild                       |   1 +
>  arch/riscv/Kconfig                      |   7 +
>  arch/riscv/Kconfig.socs                 |  17 +-
>  arch/riscv/boot/dts/Makefile            |   2 +
>  arch/riscv/boot/dts/kendryte/Makefile   |   4 +-
>  arch/riscv/configs/nommu_k210_defconfig |   7 +-
>  arch/riscv/include/asm/cacheinfo.h      |  15 ++
>  arch/riscv/include/asm/gdb_xml.h        | 117 ++++++++++
>  arch/riscv/include/asm/kdebug.h         |  12 +
>  arch/riscv/include/asm/kgdb.h           | 112 +++++++++
>  arch/riscv/include/asm/parse_asm.h      | 219 ++++++++++++++++++
>  arch/riscv/include/asm/patch.h          |   4 +-
>  arch/riscv/include/asm/soc.h            |  39 ++++
>  arch/riscv/kernel/Makefile              |   1 +
>  arch/riscv/kernel/cacheinfo.c           |  17 ++
>  arch/riscv/kernel/ftrace.c              |  15 +-
>  arch/riscv/kernel/head.S                |  11 +-
>  arch/riscv/kernel/kgdb.c                | 390 ++++++++++++++++++++++++++++++++
>  arch/riscv/kernel/patch.c               |  46 ++--
>  arch/riscv/kernel/setup.c               |   4 +
>  arch/riscv/kernel/soc.c                 |  27 +++
>  arch/riscv/kernel/traps.c               |   5 +
>  arch/riscv/kernel/vmlinux.lds.S         |   5 +
>  arch/riscv/mm/init.c                    |   9 +
>  drivers/soc/kendryte/k210-sysctl.c      |  12 +
>  drivers/soc/sifive/sifive_l2_cache.c    |  40 +++-
>  kernel/debug/debug_core.c               |  12 +
>  27 files changed, 1119 insertions(+), 31 deletions(-)
>  create mode 100644 arch/riscv/include/asm/cacheinfo.h
>  create mode 100644 arch/riscv/include/asm/gdb_xml.h
>  create mode 100644 arch/riscv/include/asm/kdebug.h
>  create mode 100644 arch/riscv/include/asm/kgdb.h
>  create mode 100644 arch/riscv/include/asm/parse_asm.h
>  create mode 100644 arch/riscv/kernel/kgdb.c
>


-- 
Regards,
Atish