Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
bpf, arm64: Simplify if logic in emit_lse_atomic()
Delete that unnecessary outer if clause. No functional change.
Signed-off-by: Peilin Ye <yepeilin@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Xu Kuohai <xukuohai@huawei.com>
Link: https://lore.kernel.org/bpf/e8520e5503a489e2dea8526077976ae5a0ab1849.1735868489.git.yepeilin@google.com
authored by
Peilin Ye
and committed by
Daniel Borkmann
0a580721
73b9075f
+8
-10
+8
-10
arch/arm64/net/bpf_jit_comp.c
+8
-10
arch/arm64/net/bpf_jit_comp.c
···
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const s16 off = insn->off;
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u8 reg = dst;
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-
if (off || arena) {
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if (off) {
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emit_a64_mov_i(1, tmp, off, ctx);
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emit(A64_ADD(1, tmp, tmp, dst), ctx);
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reg = tmp;
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}
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if (arena) {
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emit(A64_ADD(1, tmp, reg, arena_vm_base), ctx);
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reg = tmp;
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}
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+
if (off) {
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emit_a64_mov_i(1, tmp, off, ctx);
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emit(A64_ADD(1, tmp, tmp, dst), ctx);
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reg = tmp;
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}
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if (arena) {
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emit(A64_ADD(1, tmp, reg, arena_vm_base), ctx);
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reg = tmp;
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}
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switch (insn->imm) {