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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-01-30 12:56:51 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-01-30 12:56:51 +0100 |
| commit | e515b47e5646154448e46231d811919d93923da5 (patch) | |
| tree | 1b10297d37170a1e00b4f2211f4296c2b0020f8d /arch/sparc/net/bpf_jit_comp.c | |
| parent | c2c1d4912cd7028384d7f25d2faefefb8958f64d (diff) | |
| parent | ef64cf9d06049e4e9df661f3be60b217e476bee1 (diff) | |
Merge remote-tracking branch 'airlied/drm-next' into drm-intel-next-queued
Backmerge drm-next - I need to backmerge drm-intel-fixes patches
touching the error capture code to be able to merge Ben's cleanup
patches.
Conflicts:
drivers/gpu/drm/i915/i915_gpu_error.c
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'arch/sparc/net/bpf_jit_comp.c')
| -rw-r--r-- | arch/sparc/net/bpf_jit_comp.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/arch/sparc/net/bpf_jit_comp.c b/arch/sparc/net/bpf_jit_comp.c index 218b6b23c37..01fe9946d38 100644 --- a/arch/sparc/net/bpf_jit_comp.c +++ b/arch/sparc/net/bpf_jit_comp.c @@ -497,9 +497,20 @@ void bpf_jit_compile(struct sk_filter *fp) case BPF_S_ALU_MUL_K: /* A *= K */ emit_alu_K(MUL, K); break; - case BPF_S_ALU_DIV_K: /* A /= K */ - emit_alu_K(MUL, K); - emit_read_y(r_A); + case BPF_S_ALU_DIV_K: /* A /= K with K != 0*/ + if (K == 1) + break; + emit_write_y(G0); +#ifdef CONFIG_SPARC32 + /* The Sparc v8 architecture requires + * three instructions between a %y + * register write and the first use. + */ + emit_nop(); + emit_nop(); + emit_nop(); +#endif + emit_alu_K(DIV, K); break; case BPF_S_ALU_DIV_X: /* A /= X; */ emit_cmpi(r_X, 0); |