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6ef8ff20c3
Implement arch_bpf_timed_may_goto() for the RV64 JIT. The argument and return value are carried in BPF_REG_AX, and BPF R0-R5 are preserved across the call to the generic bpf_check_timed_may_goto(). Enable bpf_jit_supports_timed_may_goto() so the verifier uses the timed expansion path. Signed-off-by: Feng Jiang <jiangfeng@kylinos.cn> Reviewed-by: Pu Lehui <pulehui@huawei.com> Reviewed-by: Björn Töpel <bjorn@kernel.org> Acked-by: Björn Töpel <bjorn@kernel.org> Link: https://lore.kernel.org/bpf/20260723-riscv-bpf-timed-may-goto-v5-1-86acb54e5642@kylinos.cn Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
10 lines
230 B
Makefile
10 lines
230 B
Makefile
# SPDX-License-Identifier: GPL-2.0-only
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obj-$(CONFIG_BPF_JIT) += bpf_jit_core.o
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ifeq ($(CONFIG_ARCH_RV64I),y)
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obj-$(CONFIG_BPF_JIT) += bpf_jit_comp64.o bpf_timed_may_goto.o
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else
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obj-$(CONFIG_BPF_JIT) += bpf_jit_comp32.o
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endif
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