MIPS: BPF: Free up some callee-saved registers

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Move the two scratch registers from s0 and s1 to t4 and t5 in order
to free up some callee-saved registers. We will use these callee-saved
registers to store some permanent data on them in a subsequent patch.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: netdev@vger.kernel.org
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Alexei Starovoitov <ast@plumgrid.com>
Cc: Daniel Borkmann <dborkman@redhat.com>
Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>
Cc: linux-kernel@vger.kernel.org
Cc: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/10525/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

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Markos Chandras 2015-06-04 11:56:11 +01:00 • committed by Ralf Baechle

parent de5792a4ec

commit ad152bd698

2 changed files with 17 additions and 20 deletions

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35

arch/mips/net/bpf_jit.c

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2

arch/mips/net/bpf_jit.h

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