linux-kernel - Re: [RESEND PATCH V2] arm64: fault: avoid send SIGBUS two times

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Date:   Tue, 12 Dec 2017 18:17:48 +0000
From:   James Morse <james.morse@....com>
To:     Dongjiu Geng <gengdongjiu@...wei.com>
CC:     catalin.marinas@....com, will.deacon@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        huangshaoyu@...wei.com, wuquanming@...wei.com, linuxarm@...wei.com
Subject: Re: [RESEND PATCH V2] arm64: fault: avoid send SIGBUS two times

Hi Dongjiu Geng,

On 11/12/17 16:05, Dongjiu Geng wrote:
> do_sea() calls arm64_notify_die() which will always signal
> user-space. It also returns whether APEI claimed the external
> abort as a RAS notification. If it returns failure do_mem_abort()
> will signal user-space too.
> 
> do_mem_abort() wants to know if we handled the error, we always
> call arm64_notify_die() so can always return success.
> 
> Signed-off-by: Dongjiu Geng <gengdongjiu@...wei.com>

Reviewed-by: James Morse <james.morse@....com>


Nit: Your 'RESEND V2' and 'V2' are not the same patch.
'RESEND' is to indicate you're reposting exactly the same patch, usually with a
fixed CC list. Anyone who receives both can ignore one as you've said they are
the same.



Thanks,

James