From: Eric Dumazet <eric.dumazet@gmail.com>
To: David Laight <David.Laight@ACULAB.COM>
Cc: Xi Wang <xi.wang@gmail.com>,
Daniel Borkmann <dborkman@redhat.com>,
"David S. Miller" <davem@davemloft.net>,
Russell King <linux@arm.linux.org.uk>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Eric Dumazet <edumazet@google.com>,
Will Drewry <wad@chromium.org>,
Andrew Morton <akpm@linux-foundation.org>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: RE: [RFC PATCH net-next 2/6] x86: bpf_jit_comp: support BPF_S_ANC_SECCOMP_LD_W instruction
Date: Fri, 26 Apr 2013 08:46:22 -0700 [thread overview]
Message-ID: <1366991182.8964.223.camel@edumazet-glaptop> (raw)
In-Reply-To: <AE90C24D6B3A694183C094C60CF0A2F6026B7209@saturn3.aculab.com>
On Fri, 2013-04-26 at 16:38 +0100, David Laight wrote:
> The call needs the displacement from the address of
> the instruction following the call.
> I can't imagine any way in which above can allow for the 5 byte
> 'mov imm32,%edi' instruction.
>
> I'd have thought there would be an EMIT1_imm32().
> (I've written a lot of x86 asm in my days!)
>
Thats the same.
off32 is a 32bit quantity, or immediate 32 if you prefer.
next prev parent reply other threads:[~2013-04-26 15:46 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-26 7:51 [RFC PATCH net-next 0/6] seccomp filter JIT Xi Wang
2013-04-26 7:51 ` [RFC PATCH net-next 1/6] filter: refactor BPF JIT for seccomp filters Xi Wang
2013-04-26 15:20 ` Eric Dumazet
2013-04-26 7:51 ` [RFC PATCH net-next 2/6] x86: bpf_jit_comp: support BPF_S_ANC_SECCOMP_LD_W instruction Xi Wang
2013-04-26 14:18 ` Eric Dumazet
2013-04-26 14:50 ` Xi Wang
2013-04-26 15:11 ` Eric Dumazet
2013-04-26 15:29 ` Xi Wang
2013-04-26 15:43 ` Eric Dumazet
2013-04-26 15:57 ` Xi Wang
2013-04-26 18:48 ` David Miller
2013-04-26 16:02 ` Xi Wang
2013-04-26 16:14 ` Eric Dumazet
2013-04-26 18:25 ` Xi Wang
2013-04-26 18:40 ` Eric Dumazet
2013-04-26 15:15 ` David Laight
2013-04-26 15:27 ` Eric Dumazet
2013-04-26 15:38 ` David Laight
2013-04-26 15:46 ` Eric Dumazet [this message]
2013-04-26 7:51 ` [RFC PATCH net-next 3/6] ARM: net: bpf_jit_32: " Xi Wang
2013-04-26 7:51 ` [RFC PATCH net-next 4/6] PPC: net: bpf_jit_comp: refactor the BPF JIT interface Xi Wang
2013-04-26 7:51 ` [RFC PATCH net-next 5/6] sparc: " Xi Wang
2013-04-26 7:51 ` [RFC PATCH net-next 6/6] s390/bpf,jit: " Xi Wang
2013-04-26 11:25 ` [RFC PATCH net-next 0/6] seccomp filter JIT Heiko Carstens
2013-04-26 11:46 ` Heiko Carstens
2013-04-26 12:15 ` Xi Wang
2013-04-26 11:46 ` Daniel Borkmann
2013-04-26 12:31 ` Xi Wang
2013-04-26 12:38 ` Daniel Borkmann
2013-04-29 12:18 ` Nicolas Schichan
2013-04-29 13:21 ` Nicolas Schichan
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