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| author | Daniel Borkmann | 2018-01-26 23:33:36 +0100 |
|---|---|---|
| committer | Alexei Starovoitov | 2018-01-27 01:42:05 +0100 |
| commit | 1d621674d923790d09cab9e2c7da7da6446a6257 (patch) | |
| tree | 77e833adb01837abf0edc3421b403e9244c9e9b0 /mm/readahead.c | |
| parent | samples/bpf: Partially fixes the bpf.o build (diff) | |
| download | kernel-qcow2-linux-1d621674d923790d09cab9e2c7da7da6446a6257.tar.gz kernel-qcow2-linux-1d621674d923790d09cab9e2c7da7da6446a6257.tar.xz kernel-qcow2-linux-1d621674d923790d09cab9e2c7da7da6446a6257.zip | |
bpf: xor of a/x in cbpf can be done in 32 bit alu
Very minor optimization; saves 1 byte per program in x86_64
JIT in cBPF prologue.
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'mm/readahead.c')
0 files changed, 0 insertions, 0 deletions