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Date: Wed, 28 Dec 2011 16:51:34 +0100 From: Mircea Gherzan <mgherzan@...il.com> To: David Miller <davem@...emloft.net> CC: linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org, linux@....linux.org.uk Subject: Re: [PATCH v3] ARM: net: JIT compiler for packet filters Am 20.12.2011 19:55, schrieb David Miller: > From: Mircea Gherzan<mgherzan@...il.com> > Date: Tue, 20 Dec 2011 19:04:23 +0100 > >> Based of Matt Evans's PPC64 implementation. >> >> The compiler generates ARM instructions but interworking is >> supported for Thumb2 kernels. >> >> Supports both little and big endian. Unaligned loads are emitted >> for ARMv6+. Not all the BPF opcodes that deal with ancillary data >> are supported. The scratch memory of the filter lives on the stack. >> Hardware integer division is used if it is available. >> >> Enabled in the same way as for x86-64 and PPC64: >> >> echo 1> /proc/sys/net/core/bpf_jit_enable >> >> A value greater than 1 enables opcode output. >> >> Signed-off-by: Mircea Gherzan<mgherzan@...il.com> > > I'm happy with this going in via the ARM tree once all the details > are worked out: I do not really care that much about the tree where this is going, as long as it gets into 3.3 :) If you want to take it via the -net tree, please synchronize with Russell (I've uploaded the patch to his tracking system [1]). Thanks, Mircea [1] http://www.arm.linux.org.uk/developer/patche/viewpatch.php?id=7259/1 > Acked-by: David S. Miller<davem@...emloft.net> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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