From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: Jinyang He <hejinyang@loongson.cn>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>,
linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] MIPS: zboot: Avoid endless loop in clear BSS.
Date: Thu, 7 Jan 2021 17:28:03 +0100 [thread overview]
Message-ID: <20210107162803.GF11882@alpha.franken.de> (raw)
In-Reply-To: <1609894059-6112-1-git-send-email-hejinyang@loongson.cn>
On Wed, Jan 06, 2021 at 08:47:39AM +0800, Jinyang He wrote:
> Commit 2ee1503e546f ("MIPS: zboot: head.S clean up").
>
> After .noreorder removed, clear BSS fall into endless loop. The bne
> instruction will add nop to the delay slot at compile time. So a0
> register will not increment by 4. Fix it and clear BSS from _edata
> to (_end - 1).
>
> Signed-off-by: Jinyang He <hejinyang@loongson.cn>
> ---
> arch/mips/boot/compressed/head.S | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
applied to mips-next.
Thomas.
--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]
prev parent reply other threads:[~2021-01-07 16:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-06 0:47 Jinyang He
2021-01-06 2:04 ` Jiaxun Yang
2021-01-07 16:28 ` Thomas Bogendoerfer [this message]
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