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| author | Markos Chandras | 2015-06-04 12:56:11 +0200 |
|---|---|---|
| committer | Ralf Baechle | 2015-06-21 21:54:22 +0200 |
| commit | ad152bd69823fbca63fff9ac3fbe448251eef11b (patch) | |
| tree | 57791f7eb566c2e0ab21456c287d141d2d8ec3d0 /arch/mips/net/bpf_jit.h | |
| parent | MIPS: Xtalk: Update xwidget.h with known Xtalk device numbers (diff) | |
| download | kernel-qcow2-linux-ad152bd69823fbca63fff9ac3fbe448251eef11b.tar.gz kernel-qcow2-linux-ad152bd69823fbca63fff9ac3fbe448251eef11b.tar.xz kernel-qcow2-linux-ad152bd69823fbca63fff9ac3fbe448251eef11b.zip | |
MIPS: BPF: Free up some callee-saved registers
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>
Diffstat (limited to 'arch/mips/net/bpf_jit.h')
| -rw-r--r-- | arch/mips/net/bpf_jit.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/net/bpf_jit.h b/arch/mips/net/bpf_jit.h index 3a5751b4335a..f9b5a4d3dbf4 100644 --- a/arch/mips/net/bpf_jit.h +++ b/arch/mips/net/bpf_jit.h @@ -18,6 +18,8 @@ #define MIPS_R_V1 3 #define MIPS_R_A0 4 #define MIPS_R_A1 5 +#define MIPS_R_T4 12 +#define MIPS_R_T5 13 #define MIPS_R_T6 14 #define MIPS_R_T7 15 #define MIPS_R_S0 16 |