linux-kernel - Re: [PATCH 2/2] riscv: defconfigs: enable more debugging options

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Date:   Fri, 22 Nov 2019 15:53:07 -0800 (PST)
From:   Palmer Dabbelt <palmerdabbelt@...gle.com>
To:     Paul Walmsley <paul.walmsley@...ive.com>
CC:     linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject:     Re: [PATCH 2/2] riscv: defconfigs: enable more debugging options

On Fri, 22 Nov 2019 14:56:59 PST (-0800), Paul Walmsley wrote:
> Enable more debugging options in the RISC-V defconfigs to help kernel
> developers catch problems with patches earlier in the development
> cycle.
>
> Signed-off-by: Paul Walmsley <paul.walmsley@...ive.com>
> ---
>  arch/riscv/configs/defconfig      | 23 +++++++++++++++++++++++
>  arch/riscv/configs/rv32_defconfig | 23 +++++++++++++++++++++++
>  2 files changed, 46 insertions(+)
>
> diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> index f0710d8f50cc..e2ff95cb3390 100644
> --- a/arch/riscv/configs/defconfig
> +++ b/arch/riscv/configs/defconfig
> @@ -101,4 +101,27 @@ CONFIG_CRYPTO_USER_API_HASH=y
>  CONFIG_CRYPTO_DEV_VIRTIO=y
>  CONFIG_PRINTK_TIME=y
>  CONFIG_DEBUG_FS=y
> +CONFIG_DEBUG_PAGEALLOC=y
> +CONFIG_DEBUG_VM=y
> +CONFIG_DEBUG_VM_PGFLAGS=y
> +CONFIG_DEBUG_MEMORY_INIT=y
> +CONFIG_DEBUG_PER_CPU_MAPS=y
> +CONFIG_SOFTLOCKUP_DETECTOR=y
> +CONFIG_WQ_WATCHDOG=y
> +CONFIG_SCHED_STACK_END_CHECK=y
> +CONFIG_DEBUG_TIMEKEEPING=y
> +CONFIG_DEBUG_RT_MUTEXES=y
> +CONFIG_DEBUG_SPINLOCK=y
> +CONFIG_DEBUG_MUTEXES=y
> +CONFIG_DEBUG_RWSEMS=y
> +CONFIG_DEBUG_ATOMIC_SLEEP=y
> +CONFIG_STACKTRACE=y
> +CONFIG_DEBUG_LIST=y
> +CONFIG_DEBUG_PLIST=y
> +CONFIG_DEBUG_SG=y
>  # CONFIG_RCU_TRACE is not set
> +CONFIG_RCU_EQS_DEBUG=y
> +CONFIG_DEBUG_BLOCK_EXT_DEVT=y
> +# CONFIG_FTRACE is not set
> +# CONFIG_RUNTIME_TESTING_MENU is not set
> +CONFIG_MEMTEST=y
> diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
> index bdec58e6c5f7..eb519407c841 100644
> --- a/arch/riscv/configs/rv32_defconfig
> +++ b/arch/riscv/configs/rv32_defconfig
> @@ -98,4 +98,27 @@ CONFIG_CRYPTO_USER_API_HASH=y
>  CONFIG_CRYPTO_DEV_VIRTIO=y
>  CONFIG_PRINTK_TIME=y
>  CONFIG_DEBUG_FS=y
> +CONFIG_DEBUG_PAGEALLOC=y
> +CONFIG_DEBUG_VM=y
> +CONFIG_DEBUG_VM_PGFLAGS=y
> +CONFIG_DEBUG_MEMORY_INIT=y
> +CONFIG_DEBUG_PER_CPU_MAPS=y
> +CONFIG_SOFTLOCKUP_DETECTOR=y
> +CONFIG_WQ_WATCHDOG=y
> +CONFIG_SCHED_STACK_END_CHECK=y
> +CONFIG_DEBUG_TIMEKEEPING=y
> +CONFIG_DEBUG_RT_MUTEXES=y
> +CONFIG_DEBUG_SPINLOCK=y
> +CONFIG_DEBUG_MUTEXES=y
> +CONFIG_DEBUG_RWSEMS=y
> +CONFIG_DEBUG_ATOMIC_SLEEP=y
> +CONFIG_STACKTRACE=y
> +CONFIG_DEBUG_LIST=y
> +CONFIG_DEBUG_PLIST=y
> +CONFIG_DEBUG_SG=y
>  # CONFIG_RCU_TRACE is not set
> +CONFIG_RCU_EQS_DEBUG=y
> +CONFIG_DEBUG_BLOCK_EXT_DEVT=y
> +# CONFIG_FTRACE is not set
> +# CONFIG_RUNTIME_TESTING_MENU is not set
> +CONFIG_MEMTEST=y

Reviewed-by: Palmer Dabbelt <palmerdabbelt@...gle.com>