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From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: zhouchuangao <zhouchuangao@vivo.com>
Cc: Huacai Chen <chenhuacai@kernel.org>,
	Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>,
	linux-mips@vger.kernel.org, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mips/kvm: Use BUG_ON instead of if condition followed by BUG
Date: Mon, 21 Jun 2021 11:53:54 +0200	[thread overview]
Message-ID: <20210621095354.GD4425@alpha.franken.de> (raw)
In-Reply-To: <1619166910-70744-1-git-send-email-zhouchuangao@vivo.com>

On Fri, Apr 23, 2021 at 01:35:09AM -0700, zhouchuangao wrote:
> BUG_ON uses unlikely in if(), it can be optimized at compile time.
> 
> Usually, the condition in if() is not satisfied. In my opinion,
> this can improve the efficiency of the multi-stage pipeline.
> 
> Signed-off-by: zhouchuangao <zhouchuangao@vivo.com>
> ---
>  arch/mips/kvm/tlb.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

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 ]

      reply	other threads:[~2021-06-21  9:54 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-23  8:35 [PATCH] mips/kvm: Use BUG_ON instead of if condition followed by BUG zhouchuangao
2021-06-21  9:53 ` Thomas Bogendoerfer [this message]

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