From: David Miller <davem@davemloft.net>
To: nschichan@freebox.fr
Cc: linux@arm.linux.org.uk, mgherzan@gmail.com, daniel@iogearbox.net,
ast@plumgrid.com, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH v2] ARM: net fix emit_udiv() for BPF_ALU | BPF_DIV | BPF_K intruction.
Date: Sun, 10 May 2015 19:20:55 -0400 (EDT) [thread overview]
Message-ID: <20150510.192055.1922692719262473644.davem@davemloft.net> (raw)
In-Reply-To: <1430929916-15852-1-git-send-email-nschichan@freebox.fr>
From: Nicolas Schichan <nschichan@freebox.fr>
Date: Wed, 6 May 2015 18:31:56 +0200
> In that case, emit_udiv() will be called with rn == ARM_R0 (r_scratch)
> and loading rm first into ARM_R0 will result in jit_udiv() function
> being called the same dividend and divisor. Fix that by loading rn
> first into ARM_R1 and then rm into ARM_R0.
>
> Signed-off-by: Nicolas Schichan <nschichan@freebox.fr>
> Cc: <stable@vger.kernel.org> # v3.13+
> Fixes: aee636c4809f (bpf: do not use reciprocal divide)
Applied, thank you.
prev parent reply other threads:[~2015-05-10 23:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-06 16:31 Nicolas Schichan
2015-05-09 21:40 ` David Miller
2015-05-10 11:31 ` Mircea Gherzan
2015-05-10 23:20 ` David Miller [this message]
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