Re: [6/6] ppc: ebpf/jit: Implement JIT compiler for extended BPF
From: Michael Ellerman <mpe@ellerman.id.au>
Date: 2016-06-17 12:53:24
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On Tue, 2016-07-06 at 13:32:23 UTC, "Naveen N. Rao" wrote:
quoted hunk ↗ jump to hunk
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c new file mode 100644 index 0000000..954ff53 --- /dev/null +++ b/arch/powerpc/net/bpf_jit_comp64.c@@ -0,0 +1,956 @@
...
+
+static void bpf_jit_fill_ill_insns(void *area, unsigned int size)
+{
+ int *p = area;
+
+ /* Fill whole space with trap instructions */
+ while (p < (int *)((char *)area + size))
+ *p++ = BREAKPOINT_INSTRUCTION;
+}This breaks the build for some configs, presumably you're missing a header: arch/powerpc/net/bpf_jit_comp64.c:30:10: error: 'BREAKPOINT_INSTRUCTION' undeclared (first use in this function) http://kisskb.ellerman.id.au/kisskb/buildresult/12720611/ cheers