linux-kernel - Re: [PATCH v16 09/11] crash: export paddr_vmcoreinfo

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Message-ID: <20180302023204.GA2818@dhcp-128-65.nay.redhat.com>
Date:   Fri, 2 Mar 2018 10:32:04 +0800
From:   Dave Young <dyoung@...hat.com>
To:     Marc-André Lureau <marcandre.lureau@...hat.com>
Cc:     linux-kernel@...r.kernel.org, arnd@...db.de, bhe@...hat.com,
        slp@...hat.com, mst@...hat.com, somlo@....edu,
        xiaolong.ye@...el.com, Andrew Morton <akpm@...ux-foundation.org>,
        Hari Bathini <hbathini@...ux.vnet.ibm.com>,
        Tony Luck <tony.luck@...el.com>,
        Vivek Goyal <vgoyal@...hat.com>
Subject: Re: [PATCH v16 09/11] crash: export paddr_vmcoreinfo_note()

Hi

On 02/28/18 at 04:06pm, Marc-André Lureau wrote:
> The following patch is going to use the symbol from the fw_cfg module,
> to call the function and write the note location details in the
> vmcoreinfo entry, so qemu can produce dumps with the vmcoreinfo note.
> 
> CC: Andrew Morton <akpm@...ux-foundation.org>
> CC: Baoquan He <bhe@...hat.com>
> CC: Dave Young <dyoung@...hat.com>
> CC: Dave Young <dyoung@...hat.com>

Above duplicated a CC, btw, I remember both Baoquan and me acked it
before, you can find the old email and carry the acked-by.

> CC: Hari Bathini <hbathini@...ux.vnet.ibm.com>
> CC: Tony Luck <tony.luck@...el.com>
> CC: Vivek Goyal <vgoyal@...hat.com>
> Signed-off-by: Marc-André Lureau <marcandre.lureau@...hat.com>
> Acked-by: Gabriel Somlo <somlo@....edu>
> ---
>  kernel/crash_core.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/kernel/crash_core.c b/kernel/crash_core.c
> index 4f63597c824d..a93590cdd9e1 100644
> --- a/kernel/crash_core.c
> +++ b/kernel/crash_core.c
> @@ -376,6 +376,7 @@ phys_addr_t __weak paddr_vmcoreinfo_note(void)
>  {
>  	return __pa(vmcoreinfo_note);
>  }
> +EXPORT_SYMBOL(paddr_vmcoreinfo_note);
>  
>  static int __init crash_save_vmcoreinfo_init(void)
>  {
> -- 
> 2.16.1.73.g5832b7e9f2
> 

Thanks
Dave