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From: Simon Horman <horms@kernel.org>
To: Youling Tang <tangyouling@loongson.cn>
Cc: kexec@lists.infradead.org, Philipp Rudo <prudo@redhat.com>
Subject: Re: [PATCH v2 1/2] kexec: __NR_kexec_file_load is set to undefined on LoongArch
Date: Wed, 8 Mar 2023 13:50:38 +0100	[thread overview]
Message-ID: <ZAiEnqF/xjuTrNLi@kernel.org> (raw)
In-Reply-To: <1677899351-31098-1-git-send-email-tangyouling@loongson.cn>

On Sat, Mar 04, 2023 at 11:09:10AM +0800, Youling Tang wrote:
> The initial reason is that after the merger of 29fe5067ed07 ("kexec: make
> -a the default"), kexec cannot be used on LoongArch architectures. We need
> to add "-c" for normal use. The current kexec_file_load system call is not
> implemented in architectures such as LoongArch, so it needs to pass kexec_load.
> So we need to set __NR_kexec_file_load to undefined in unsupported architectures.
> This will return EFALLBACK via is_kexec_file_load_implemented, and then via
> kexec_load.
> 
> Signed-off-by: Youling Tang <tangyouling@loongson.cn>

Thanks, applied.

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       reply	other threads:[~2023-03-08 12:50 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1677899351-31098-1-git-send-email-tangyouling@loongson.cn>
2023-03-08 12:50 ` Simon Horman [this message]
     [not found] ` <1677899351-31098-2-git-send-email-tangyouling@loongson.cn>
2023-03-08 12:51   ` [PATCH v2 2/2] LoongArch: kdump: Set up kernel image segment Simon Horman

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