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(parent: d2e0ef4) | patch
bpf: free up BPF_JMP | BPF_CALL | BPF_X opcode
authorAlexei Starovoitov <ast@fb.com>
Tue, 30 May 2017 20:31:27 +0000 (13:31 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 31 May 2017 23:29:47 +0000 (19:29 -0400)
commit71189fa9b092ef125ee741eccb2f5fa916798afd
tree6a2f3dd82c3332011d215d85d9b56d38502e8864tree
parentd2e0ef493ad953048bdf562b06cc4330b3fd9fb7commit | diff
bpf: free up BPF_JMP | BPF_CALL | BPF_X opcode

free up BPF_JMP | BPF_CALL | BPF_X opcode to be used by actual
indirect call by register and use kernel internal opcode to
mark call instruction into bpf_tail_call() helper.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/arm64/net/bpf_jit_comp.c diff | blob | history
arch/powerpc/net/bpf_jit_comp64.c diff | blob | history
arch/s390/net/bpf_jit_comp.c diff | blob | history
arch/sparc/net/bpf_jit_comp_64.c diff | blob | history
arch/x86/net/bpf_jit_comp.c diff | blob | history
include/linux/filter.h diff | blob | history
kernel/bpf/core.c diff | blob | history
kernel/bpf/verifier.c diff | blob | history
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