On Wed, Dec 07, 2022 at 04:11:12AM -0500, guoren@xxxxxxxxxx wrote:
> From: Guo Ren <guoren@xxxxxxxxxxxxxxxxx>
>
> Current nommu_virt_defconfig can't compile:
>
> In file included from
> arch/riscv/kernel/crash_core.c:3:
> arch/riscv/kernel/crash_core.c:
> In function 'arch_crash_save_vmcoreinfo':
> arch/riscv/kernel/crash_core.c:8:27:
> error: 'VA_BITS' undeclared (first use in this function)
> 8 | VMCOREINFO_NUMBER(VA_BITS);
> | ^~~~~~~
>
> Add MMU dependency for KEXEC_FILE.
>
> Fixes: 6261586e0c91 ("RISC-V: Add kexec_file support")
> Reported-by: Conor Dooley <conor@xxxxxxxxxx>
FWIW (but certainly don't resend for this)
s/conor@xxxxxxxxxx/conor.dooley@xxxxxxxxxxxxx
Thanks for the quick fix, there's other issues w/ that config for me,
but this fixed the kexec bits :)
Tested-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Signed-off-by: Guo Ren <guoren@xxxxxxxxxx>
> Signed-off-by: Guo Ren <guoren@xxxxxxxxxxxxxxxxx>
> ---
> arch/riscv/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> index ef8d66de5f38..91319044fd13 100644
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -496,7 +496,7 @@ config KEXEC_FILE
> select KEXEC_CORE
> select KEXEC_ELF
> select HAVE_IMA_KEXEC if IMA
> - depends on 64BIT
> + depends on 64BIT && MMU
> help
> This is new version of kexec system call. This system call is
> file based and takes file descriptors as system call argument
> --
> 2.36.1
>
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