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Date: Thu, 2 Jul 2020 12:00:20 +0100
From: Catalin Marinas <catalin.marinas@arm.com>
Subject: Re: [PATCH v6 1/2] crash_core, vmcoreinfo: Append 'MAX_PHYSMEM_BITS'
 to vmcoreinfo
Message-ID: <20200702110003.GC22241@gaia>
References: <1589395957-24628-1-git-send-email-bhsharma@redhat.com>
 <1589395957-24628-2-git-send-email-bhsharma@redhat.com>
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To: Bhupesh Sharma <bhsharma@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>, Kazuhito Hagio <k-hagio@ab.jp.nec.com>, Will Deacon <will@kernel.org>, Michael Ellerman <mpe@ellerman.id.au>, x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Paul Mackerras <paulus@samba.org>, James Morse <james.morse@arm.com>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Boris Petkov <bp@alien8.de>, Thomas Gleixner <tglx@linutronix.de>, bhupesh.linux@gmail.com, linuxppc-dev@lists.ozlabs.org, Ingo Molnar <mingo@kernel.org>, linux-arm-kernel@lists.infradead.org, Dave Anderson <anderson@redhat.com>

On Thu, May 14, 2020 at 12:22:36AM +0530, Bhupesh Sharma wrote:
> diff --git a/kernel/crash_core.c b/kernel/crash_core.c
> index 9f1557b98468..18175687133a 100644
> --- a/kernel/crash_core.c
> +++ b/kernel/crash_core.c
> @@ -413,6 +413,7 @@ static int __init crash_save_vmcoreinfo_init(void)
>  	VMCOREINFO_LENGTH(mem_section, NR_SECTION_ROOTS);
>  	VMCOREINFO_STRUCT_SIZE(mem_section);
>  	VMCOREINFO_OFFSET(mem_section, section_mem_map);
> +	VMCOREINFO_NUMBER(MAX_PHYSMEM_BITS);
>  #endif
>  	VMCOREINFO_STRUCT_SIZE(page);
>  	VMCOREINFO_STRUCT_SIZE(pglist_data);

I can queue this patch via the arm64 tree (together with the second one)
but I'd like an ack from the kernel/crash_core.c maintainers. They don't
seem to have been cc'ed either (only the kexec list).

Thanks.

-- 
Catalin

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